diff --git a/core/assets/vendor/ckeditor5/ckeditor5-dll/ckeditor5-dll.js b/core/assets/vendor/ckeditor5/ckeditor5-dll/ckeditor5-dll.js
index d9a0de313a0548f570aaada509e675b8aff6848c..1cdd4cc6b7b1c757e2e6c6b33a8c3c2a422bbef9 100644
--- a/core/assets/vendor/ckeditor5/ckeditor5-dll/ckeditor5-dll.js
+++ b/core/assets/vendor/ckeditor5/ckeditor5-dll/ckeditor5-dll.js
@@ -2,4 +2,4 @@
 /*!
  * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
  * For licensing, see LICENSE.md.
- */(()=>{var e={"./node_modules/color-convert/conversions.js":(e,t,o)=>{const i=o("./node_modules/color-name/index.js"),s={};for(const e of Object.keys(i))s[i[e]]=e;const n={rgb:{channels:3,labels:"rgb"},hsl:{channels:3,labels:"hsl"},hsv:{channels:3,labels:"hsv"},hwb:{channels:3,labels:"hwb"},cmyk:{channels:4,labels:"cmyk"},xyz:{channels:3,labels:"xyz"},lab:{channels:3,labels:"lab"},lch:{channels:3,labels:"lch"},hex:{channels:1,labels:["hex"]},keyword:{channels:1,labels:["keyword"]},ansi16:{channels:1,labels:["ansi16"]},ansi256:{channels:1,labels:["ansi256"]},hcg:{channels:3,labels:["h","c","g"]},apple:{channels:3,labels:["r16","g16","b16"]},gray:{channels:1,labels:["gray"]}};e.exports=n;for(const e of Object.keys(n)){if(!("channels"in n[e]))throw new Error("missing channels property: "+e);if(!("labels"in n[e]))throw new Error("missing channel labels property: "+e);if(n[e].labels.length!==n[e].channels)throw new Error("channel and label counts mismatch: 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${o}`)}shouldRenderUnsafeAttribute(e){return this._unsafeAttributesToRender.includes(e)}_clone(e=!1){const t=[];if(e)for(const o of this.getChildren())t.push(o._clone(e));const o=new this.constructor(this.document,this.name,this._attrs,t);return o._classes=new Set(this._classes),o._styles.set(this._styles.getNormalized()),o._customProperties=new Map(this._customProperties),o.getFillerOffset=this.getFillerOffset,o._unsafeAttributesToRender=this._unsafeAttributesToRender,o}_appendChild(e){return this._insertChild(this.childCount,e)}_insertChild(e,t){this._fireChange("children",this);let o=0;const i=function(e,t){if("string"==typeof t)return[new v(e,t)];(0,m.TW)(t)||(t=[t]);return Array.from(t).map((t=>"string"==typeof t?new v(e,t):t instanceof y?new v(e,t.data):t))}(this.document,t);for(const t of i)null!==t.parent&&t._remove(),t.parent=this,t.document=this.document,this._children.splice(e,0,t),e++,o++;return o}_removeChildren(e,t=1){this._fireChange("children",this);for(let o=e;o<e+t;o++)this._children[o].parent=null;return this._children.splice(e,t)}_setAttribute(e,t){const o=String(t);this._fireChange("attributes",this),"class"==e?Ae(this._classes,o):"style"==e?this._styles.setTo(o):this._attrs.set(e,o)}_removeAttribute(e){return this._fireChange("attributes",this),"class"==e?this._classes.size>0&&(this._classes.clear(),!0):"style"==e?!this._styles.isEmpty&&(this._styles.clear(),!0):this._attrs.delete(e)}_addClass(e){this._fireChange("attributes",this);for(const t of(0,m.qo)(e))this._classes.add(t)}_removeClass(e){this._fireChange("attributes",this);for(const t of(0,m.qo)(e))this._classes.delete(t)}_setStyle(e,t){this._fireChange("attributes",this),"string"!=typeof e?this._styles.set(e):this._styles.set(e,t)}_removeStyle(e){this._fireChange("attributes",this);for(const t of(0,m.qo)(e))this._styles.remove(t)}_setCustomProperty(e,t){this._customProperties.set(e,t)}_removeCustomProperty(e){return this._customProperties.delete(e)}}function Ae(e,t){const o=t.split(/\s+/);e.clear(),o.forEach((t=>e.add(t)))}Te.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"view:element"===e):"element"===e||"view:element"===e||"node"===e||"view:node"===e};class Ce extends Te{constructor(e,t,o,i){super(e,t,o,i),this.getFillerOffset=Se}}function Se(){const e=[...this.getChildren()],t=e[this.childCount-1];if(t&&t.is("element","br"))return this.childCount;for(const t of e)if(!t.is("uiElement"))return null;return this.childCount}Ce.prototype.is=function(e,t){return t?t===this.name&&("containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class Oe extends((0,m.Re)(Ce)){constructor(e,t,o,i){super(e,t,o,i),this.set("isReadOnly",!1),this.set("isFocused",!1),this.bind("isReadOnly").to(e),this.bind("isFocused").to(e,"isFocused",(t=>t&&e.selection.editableElement==this)),this.listenTo(e.selection,"change",(()=>{this.isFocused=e.isFocused&&e.selection.editableElement==this}))}destroy(){this.stopListening()}}Oe.prototype.is=function(e,t){return t?t===this.name&&("editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};const Re=Symbol("rootName");class Me extends Oe{constructor(e,t){super(e,t),this.rootName="main"}get rootName(){return this.getCustomProperty(Re)}set rootName(e){this._setCustomProperty(Re,e)}set _name(e){this.name=e}}Me.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class je{constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new m.Bb("view-tree-walker-no-start-position",null);if(e.direction&&"forward"!=e.direction&&"backward"!=e.direction)throw new m.Bb("view-tree-walker-unknown-direction",e.startPosition,{direction:e.direction});this.boundaries=e.boundaries||null,e.startPosition?this._position=Be._createAt(e.startPosition):this._position=Be._createAt(e.boundaries["backward"==e.direction?"end":"start"]),this.direction=e.direction||"forward",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,o;do{o=this.position,t=this.next()}while(!t.done&&e(t.value));t.done||(this._position=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){let e=this.position.clone();const t=this.position,o=e.parent;if(null===o.parent&&e.offset===o.childCount)return{done:!0,value:void 0};if(o===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return{done:!0,value:void 0};let i;if(o instanceof v){if(e.isAtEnd)return this._position=Be._createAfter(o),this._next();i=o.data[e.offset]}else i=o.getChild(e.offset);if(i instanceof Te)return this.shallow?e.offset++:e=new Be(i,0),this._position=e,this._formatReturnValue("elementStart",i,t,e,1);if(i instanceof v){if(this.singleCharacters)return e=new Be(i,0),this._position=e,this._next();{let o,s=i.data.length;return i==this._boundaryEndParent?(s=this.boundaries.end.offset,o=new y(i,0,s),e=Be._createAfter(o)):(o=new y(i,0,i.data.length),e.offset++),this._position=e,this._formatReturnValue("text",o,t,e,s)}}if("string"==typeof i){let i;if(this.singleCharacters)i=1;else{i=(o===this._boundaryEndParent?this.boundaries.end.offset:o.data.length)-e.offset}const s=new y(o,e.offset,i);return e.offset+=i,this._position=e,this._formatReturnValue("text",s,t,e,i)}return e=Be._createAfter(o),this._position=e,this.ignoreElementEnd?this._next():this._formatReturnValue("elementEnd",o,t,e)}_previous(){let e=this.position.clone();const t=this.position,o=e.parent;if(null===o.parent&&0===e.offset)return{done:!0,value:void 0};if(o==this._boundaryStartParent&&e.offset==this.boundaries.start.offset)return{done:!0,value:void 0};let i;if(o instanceof v){if(e.isAtStart)return this._position=Be._createBefore(o),this._previous();i=o.data[e.offset-1]}else i=o.getChild(e.offset-1);if(i instanceof Te)return this.shallow?(e.offset--,this._position=e,this._formatReturnValue("elementStart",i,t,e,1)):(e=new Be(i,i.childCount),this._position=e,this.ignoreElementEnd?this._previous():this._formatReturnValue("elementEnd",i,t,e));if(i instanceof v){if(this.singleCharacters)return e=new Be(i,i.data.length),this._position=e,this._previous();{let o,s=i.data.length;if(i==this._boundaryStartParent){const t=this.boundaries.start.offset;o=new y(i,t,i.data.length-t),s=o.data.length,e=Be._createBefore(o)}else o=new y(i,0,i.data.length),e.offset--;return this._position=e,this._formatReturnValue("text",o,t,e,s)}}if("string"==typeof i){let i;if(this.singleCharacters)i=1;else{const t=o===this._boundaryStartParent?this.boundaries.start.offset:0;i=e.offset-t}e.offset-=i;const s=new y(o,e.offset,i);return this._position=e,this._formatReturnValue("text",s,t,e,i)}return e=Be._createBefore(o),this._position=e,this._formatReturnValue("elementStart",o,t,e,1)}_formatReturnValue(e,t,o,i,s){return t instanceof y&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?o=Be._createAfter(t.textNode):(i=Be._createAfter(t.textNode),this._position=i)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?o=Be._createBefore(t.textNode):(i=Be._createBefore(t.textNode),this._position=i))),{done:!1,value:{type:e,item:t,previousPosition:o,nextPosition:i,length:s}}}}class Be extends b{constructor(e,t){super(),this.parent=e,this.offset=t}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof Oe);){if(!e.parent)return null;e=e.parent}return e}getShiftedBy(e){const t=Be._createAt(this),o=t.offset+e;return t.offset=o<0?0:o,t}getLastMatchingPosition(e,t={}){t.startPosition=this;const o=new je(t);return o.skip(e),o.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:!0})}getCommonAncestor(e){const t=this.getAncestors(),o=e.getAncestors();let i=0;for(;t[i]==o[i]&&t[i];)i++;return 0===i?null:t[i-1]}isEqual(e){return this.parent==e.parent&&this.offset==e.offset}isBefore(e){return"before"==this.compareWith(e)}isAfter(e){return"after"==this.compareWith(e)}compareWith(e){if(this.root!==e.root)return"different";if(this.isEqual(e))return"same";const t=this.parent.is("node")?this.parent.getPath():[],o=e.parent.is("node")?e.parent.getPath():[];t.push(this.offset),o.push(e.offset);const i=(0,m.Rt)(t,o);switch(i){case"prefix":return"before";case"extension":return"after";default:return t[i]<o[i]?"before":"after"}}getWalker(e={}){return e.startPosition=this,new je(e)}clone(){return new Be(this.parent,this.offset)}static _createAt(e,t){if(e instanceof Be)return new this(e.parent,e.offset);{const o=e;if("end"==t)t=o.is("$text")?o.data.length:o.childCount;else{if("before"==t)return this._createBefore(o);if("after"==t)return this._createAfter(o);if(0!==t&&!t)throw new m.Bb("view-createpositionat-offset-required",o)}return new Be(o,t)}}static _createAfter(e){if(e.is("$textProxy"))return new Be(e.textNode,e.offsetInText+e.data.length);if(!e.parent)throw new m.Bb("view-position-after-root",e,{root:e});return new Be(e.parent,e.index+1)}static _createBefore(e){if(e.is("$textProxy"))return new Be(e.textNode,e.offsetInText);if(!e.parent)throw new m.Bb("view-position-before-root",e,{root:e});return new Be(e.parent,e.index)}}Be.prototype.is=function(e){return"position"===e||"view:position"===e};class De extends b{constructor(e,t=null){super(),this.start=e.clone(),this.end=t?t.clone():e.clone()}*[Symbol.iterator](){yield*new je({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let e=this.start.getLastMatchingPosition(Ve,{direction:"backward"}),t=this.end.getLastMatchingPosition(Ve);return e.parent.is("$text")&&e.isAtStart&&(e=Be._createBefore(e.parent)),t.parent.is("$text")&&t.isAtEnd&&(t=Be._createAfter(t.parent)),new De(e,t)}getTrimmed(){let e=this.start.getLastMatchingPosition(Ve);if(e.isAfter(this.end)||e.isEqual(this.end))return new De(e,e);let t=this.end.getLastMatchingPosition(Ve,{direction:"backward"});const o=e.nodeAfter,i=t.nodeBefore;return o&&o.is("$text")&&(e=new Be(o,0)),i&&i.is("$text")&&(t=new Be(i,i.data.length)),new De(e,t)}isEqual(e){return this==e||this.start.isEqual(e.start)&&this.end.isEqual(e.end)}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const o=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return o&&i}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new De(this.start,e.start)),this.containsPosition(e.end)&&t.push(new De(e.end,this.end))):t.push(this.clone()),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,o=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(o=e.end),new De(t,o)}return null}getWalker(e={}){return e.boundaries=this,new je(e)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;let e=this.start.nodeAfter,t=this.end.nodeBefore;return this.start.parent.is("$text")&&this.start.isAtEnd&&this.start.parent.nextSibling&&(e=this.start.parent.nextSibling),this.end.parent.is("$text")&&this.end.isAtStart&&this.end.parent.previousSibling&&(t=this.end.parent.previousSibling),e&&e.is("element")&&e===t?e:null}clone(){return new De(this.start,this.end)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new je(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new je(e);yield t.position;for(const e of t)yield e.nextPosition}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}static _createFromParentsAndOffsets(e,t,o,i){return new this(new Be(e,t),new Be(o,i))}static _createFromPositionAndShift(e,t){const o=e,i=e.getShiftedBy(t);return t>0?new this(o,i):new this(i,o)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(Be._createBefore(e),t)}}function Ve(e){return!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}De.prototype.is=function(e){return"range"===e||"view:range"===e};class Ie extends((0,m.ln)(b)){constructor(...e){super(),this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",e.length&&this.setTo(...e)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone()}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return!1;if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let o=!1;for(const i of e._ranges)if(t.isEqual(i)){o=!0;break}if(!o)return!1}return!0}isSimilar(e){if(this.isBackward!=e.isBackward)return!1;const t=(0,m.QX)(this.getRanges());if(t!=(0,m.QX)(e.getRanges()))return!1;if(0==t)return!0;for(let t of this.getRanges()){t=t.getTrimmed();let o=!1;for(let i of e.getRanges())if(i=i.getTrimmed(),t.start.isEqual(i.start)&&t.end.isEqual(i.end)){o=!0;break}if(!o)return!1}return!0}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(...e){let[t,o,i]=e;if("object"==typeof o&&(i=o,o=void 0),null===t)this._setRanges([]),this._setFakeOptions(i);else if(t instanceof Ie||t instanceof Ne)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof De)this._setRanges([t],i&&i.backward),this._setFakeOptions(i);else if(t instanceof Be)this._setRanges([new De(t)]),this._setFakeOptions(i);else if(t instanceof k){const e=!!i&&!!i.backward;let s;if(void 0===o)throw new m.Bb("view-selection-setto-required-second-parameter",this);s="in"==o?De._createIn(t):"on"==o?De._createOn(t):new De(Be._createAt(t,o)),this._setRanges([s],e),this._setFakeOptions(i)}else{if(!(0,m.TW)(t))throw new m.Bb("view-selection-setto-not-selectable",this);this._setRanges(t,i&&i.backward),this._setFakeOptions(i)}this.fire("change")}setFocus(e,t){if(null===this.anchor)throw new m.Bb("view-selection-setfocus-no-ranges",this);const o=Be._createAt(e,t);if("same"==o.compareWith(this.focus))return;const i=this.anchor;this._ranges.pop(),"before"==o.compareWith(i)?this._addRange(new De(o,i),!0):this._addRange(new De(i,o)),this.fire("change")}_setRanges(e,t=!1){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||""}_addRange(e,t=!1){if(!(e instanceof De))throw new m.Bb("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new 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gt=e=>e.createTextNode(" "),mt=e=>{const t=e.createElement("span");return t.dataset.ckeFiller="true",t.innerText=" ",t},bt=e=>{const t=e.createElement("br");return t.dataset.ckeFiller="true",t},_t=7,wt="⁠".repeat(_t);function kt(e){return(0,m.Gs)(e)&&e.data.substr(0,_t)===wt}function vt(e){return e.data.length==_t&&kt(e)}function yt(e){return kt(e)?e.data.slice(_t):e.data}function xt(e,t){if(t.keyCode==m.Do.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,o=e.getRangeAt(0).startOffset;kt(t)&&o<=_t&&e.collapse(t,0)}}}var Pt=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-engine/theme/renderer.css"),Et={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};s()(Pt.Z,Et);Pt.Z.locals;class Tt extends((0,m.Re)()){constructor(e,t){super(),this.domDocuments=new Set,this.markedAttributes=new Set,this.markedChildren=new Set,this.markedTexts=new Set,this._inlineFiller=null,this._fakeSelectionContainer=null,this.domConverter=e,this.selection=t,this.set("isFocused",!1),this.set("isSelecting",!1),m.OB.isBlink&&!m.OB.isAndroid&&this.on("change:isSelecting",(()=>{this.isSelecting||this.render()})),this.set("isComposing",!1),this.on("change:isComposing",(()=>{this.isComposing||this.render()}))}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else{if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else{if("children"!==e){throw new m.Bb("view-renderer-unknown-type",this)}this.markedChildren.add(t)}}}render(){if(this.isComposing&&!m.OB.isAndroid)return;let e=null;const t=!(m.OB.isBlink&&!m.OB.isAndroid)||!this.isSelecting;for(const e of this.markedChildren)this._updateChildrenMappings(e);t?(this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent))):this._inlineFiller&&this._inlineFiller.parentNode&&(e=this.domConverter.domPositionToView(this._inlineFiller),e&&e.parent.is("$text")&&(e=Be._createBefore(e.parent)));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(t)if(e){const t=this.domConverter.viewPositionToDom(e),o=t.parent.ownerDocument;kt(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=At(o,t.parent,t.offset)}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(e){if(!this.domConverter.mapViewToDom(e))return;const t=Array.from(this.domConverter.mapViewToDom(e).childNodes),o=Array.from(this.domConverter.viewChildrenToDom(e,{withChildren:!1})),i=this._diffNodeLists(t,o),s=this._findUpdateActions(i,t,o,Ct);if(-1!==s.indexOf("update")){const i={equal:0,insert:0,delete:0};for(const n of s)if("update"===n){const s=i.equal+i.insert,n=i.equal+i.delete,r=e.getChild(s);!r||r.is("uiElement")||r.is("rawElement")||this._updateElementMappings(r,t[n]),(0,m.Od)(o[s]),i.equal++}else i[n]++}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?Be._createBefore(e.parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return!!(t&&(0,m.Gs)(t.parent)&&kt(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!kt(e))throw new m.Bb("view-renderer-filler-was-lost",this);vt(e)?e.remove():e.data=e.data.substr(_t),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=e.parent,o=e.offset;if(!this.domConverter.mapViewToDom(t.root))return!1;if(!t.is("element"))return!1;if(!function(e){if("false"==e.getAttribute("contenteditable"))return!1;const t=e.findAncestor((e=>e.hasAttribute("contenteditable")));return!t||"true"==t.getAttribute("contenteditable")}(t))return!1;if(o===t.getFillerOffset())return!1;const i=e.nodeBefore,s=e.nodeAfter;return!(i instanceof v||s instanceof v)&&(!m.OB.isAndroid||!i&&!s)}_updateText(e,t){const o=this.domConverter.findCorrespondingDomText(e);let i=this.domConverter.viewToDom(e).data;const s=t.inlineFillerPosition;s&&s.parent==e.parent&&s.offset==e.index&&(i=wt+i),Rt(o,i)}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const o=Array.from(t.attributes).map((e=>e.name)),i=e.getAttributeKeys();for(const o of i)this.domConverter.setDomElementAttribute(t,o,e.getAttribute(o),e);for(const i of o)e.hasAttribute(i)||this.domConverter.removeDomElementAttribute(t,i)}_updateChildren(e,t){const o=this.domConverter.mapViewToDom(e);if(!o)return;if(m.OB.isAndroid){let e=null;for(const t of Array.from(o.childNodes)){if(e&&(0,m.Gs)(e)&&(0,m.Gs)(t)){o.normalize();break}e=t}}const i=t.inlineFillerPosition,s=o.childNodes,n=Array.from(this.domConverter.viewChildrenToDom(e,{bind:!0}));i&&i.parent===e&&At(o.ownerDocument,n,i.offset);const r=this._diffNodeLists(s,n),a=this._findUpdateActions(r,s,n,St);let c=0;const l=new Set;for(const e of a)"delete"===e?(l.add(s[c]),(0,m.Od)(s[c])):"equal"!==e&&"update"!==e||c++;c=0;for(const e of a)"insert"===e?((0,m.ZQ)(o,c,n[c]),c++):"update"===e?(Rt(s[c],n[c].data),c++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(n[c])),c++);for(const e of l)e.parentNode||this.domConverter.unbindDomElement(e)}_diffNodeLists(e,t){return e=function(e,t){const o=Array.from(e);if(0==o.length||!t)return o;const i=o[o.length-1];i==t&&o.pop();return o}(e,this._fakeSelectionContainer),(0,m.Hg)(e,t,Ot.bind(null,this.domConverter))}_findUpdateActions(e,t,o,i){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let s=[],n=[],r=[];const a={equal:0,insert:0,delete:0};for(const c of e)"insert"===c?r.push(o[a.equal+a.insert]):"delete"===c?n.push(t[a.equal+a.delete]):(s=s.concat((0,m.Hg)(n,r,i).map((e=>"equal"===e?"update":e))),s.push("equal"),n=[],r=[]),a[c]++;return s.concat((0,m.Hg)(n,r,i).map((e=>"equal"===e?"update":e)))}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t)}_updateSelection(){if(m.OB.isBlink&&!m.OB.isAndroid&&this.isSelecting&&!this.markedChildren.size)return;if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e&&(this.selection.isFake?this._updateFakeSelection(e):this._fakeSelectionContainer&&this._fakeSelectionContainer.isConnected?(this._removeFakeSelection(),this._updateDomSelection(e)):this.isComposing&&m.OB.isAndroid||this._updateDomSelection(e))}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const o=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(o,this.selection),!this._fakeSelectionNeedsUpdate(e))return;o.parentElement&&o.parentElement==e||e.appendChild(o),o.textContent=this.selection.fakeSelectionLabel||" ";const i=t.getSelection(),s=t.createRange();i.removeAllRanges(),s.selectNodeContents(o),i.addRange(s)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const o=this.domConverter.viewPositionToDom(this.selection.anchor),i=this.domConverter.viewPositionToDom(this.selection.focus);t.collapse(o.parent,o.offset),t.extend(i.parent,i.offset),m.OB.isGecko&&function(e,t){const o=e.parent;if(o.nodeType!=Node.ELEMENT_NODE||e.offset!=o.childNodes.length-1)return;const i=o.childNodes[e.offset];i&&"BR"==i.tagName&&t.addRange(t.getRangeAt(0))}(i,t)}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return!0;const t=e&&this.domConverter.domSelectionToView(e);return(!t||!this.selection.isEqual(t))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,o=e.ownerDocument.getSelection();return!t||t.parentElement!==e||(o.anchorNode!==t&&!t.contains(o.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const e of this.domDocuments){const t=e.getSelection();if(t.rangeCount){const o=e.activeElement,i=this.domConverter.mapDomToView(o);o&&i&&t.removeAllRanges()}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove()}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e)}}}function At(e,t,o){const i=t instanceof Array?t:t.childNodes,s=i[o];if((0,m.Gs)(s))return s.data=wt+s.data,s;{const s=e.createTextNode(wt);return Array.isArray(t)?i.splice(o,0,s):(0,m.ZQ)(t,o,s),s}}function Ct(e,t){return(0,m.UG)(e)&&(0,m.UG)(t)&&!(0,m.Gs)(e)&&!(0,m.Gs)(t)&&!(0,m.C3)(e)&&!(0,m.C3)(t)&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function St(e,t){return(0,m.UG)(e)&&(0,m.UG)(t)&&(0,m.Gs)(e)&&(0,m.Gs)(t)}function Ot(e,t,o){return t===o||((0,m.Gs)(t)&&(0,m.Gs)(o)?t.data===o.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(o)))}function Rt(e,t){const o=e.data;if(o==t)return;const i=(0,m.HZ)(o,t);for(const t of i)"insert"===t.type?e.insertData(t.index,t.values.join("")):e.deleteData(t.index,t.howMany)}const Mt=bt(m.global.document),jt=gt(m.global.document),Bt=mt(m.global.document),Dt="data-ck-unsafe-attribute-",Vt="data-ck-unsafe-element";class It{constructor(e,{blockFillerMode:t,renderingMode:o="editing"}={}){this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap,this._rawContentElementMatcher=new P,this._encounteredRawContentDomNodes=new WeakSet,this.document=e,this.renderingMode=o,this.blockFillerMode=t||("editing"===o?"br":"nbsp"),this.preElements=["pre"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this.unsafeElements=["script","style"],this._domDocument="editing"===this.renderingMode?m.global.document:m.global.document.implementation.createHTMLDocument("")}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new Ie(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of Array.from(e.children))this.unbindDomElement(t)}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}shouldRenderAttribute(e,t,o){return"data"===this.renderingMode||!(e=e.toLowerCase()).startsWith("on")&&(("srcdoc"!==e||!t.match(/\bon\S+\s*=|javascript:|<\s*\/*script/i))&&("img"===o&&("src"===e||"srcset"===e)||("source"===o&&"srcset"===e||!t.match(/^\s*(javascript:|data:(image\/svg|text\/x?html))/i))))}setContentOf(e,t){if("data"===this.renderingMode)return void(e.innerHTML=t);const o=(new DOMParser).parseFromString(t,"text/html"),i=o.createDocumentFragment(),s=o.body.childNodes;for(;s.length>0;)i.appendChild(s[0]);const n=o.createTreeWalker(i,NodeFilter.SHOW_ELEMENT),r=[];let a;for(;a=n.nextNode();)r.push(a);for(const e of r){for(const t of e.getAttributeNames())this.setDomElementAttribute(e,t,e.getAttribute(t));const t=e.tagName.toLowerCase();this._shouldRenameElement(t)&&(Ft(t),e.replaceWith(this._createReplacementDomElement(t,e)))}for(;e.firstChild;)e.firstChild.remove();e.append(i)}viewToDom(e,t={}){if(e.is("$text")){const t=this._processDataFromViewText(e);return this._domDocument.createTextNode(t)}{if(this.mapViewToDom(e))return this.mapViewToDom(e);let o;if(e.is("documentFragment"))o=this._domDocument.createDocumentFragment(),t.bind&&this.bindDocumentFragments(o,e);else{if(e.is("uiElement"))return o="$comment"===e.name?this._domDocument.createComment(e.getCustomProperty("$rawContent")):e.render(this._domDocument,this),t.bind&&this.bindElements(o,e),o;this._shouldRenameElement(e.name)?(Ft(e.name),o=this._createReplacementDomElement(e.name)):o=e.hasAttribute("xmlns")?this._domDocument.createElementNS(e.getAttribute("xmlns"),e.name):this._domDocument.createElement(e.name),e.is("rawElement")&&e.render(o,this),t.bind&&this.bindElements(o,e);for(const t of e.getAttributeKeys())this.setDomElementAttribute(o,t,e.getAttribute(t),e)}if(!1!==t.withChildren)for(const i of this.viewChildrenToDom(e,t))o.appendChild(i);return o}}setDomElementAttribute(e,t,o,i){const s=this.shouldRenderAttribute(t,o,e.tagName.toLowerCase())||i&&i.shouldRenderUnsafeAttribute(t);s||(0,m.KE)("domconverter-unsafe-attribute-detected",{domElement:e,key:t,value:o}),(0,m.$b)(t)?(e.hasAttribute(t)&&!s?e.removeAttribute(t):e.hasAttribute(Dt+t)&&s&&e.removeAttribute(Dt+t),e.setAttribute(s?t:Dt+t,o)):(0,m.KE)("domconverter-invalid-attribute-detected",{domElement:e,key:t,value:o})}removeDomElementAttribute(e,t){t!=Vt&&(e.removeAttribute(t),e.removeAttribute(Dt+t))}*viewChildrenToDom(e,t={}){const o=e.getFillerOffset&&e.getFillerOffset();let i=0;for(const s of e.getChildren()){o===i&&(yield this._getBlockFiller());const e=s.is("element")&&!!s.getCustomProperty("dataPipeline:transparentRendering")&&!(0,m.Ps)(s.getAttributes());e&&"data"==this.renderingMode?yield*this.viewChildrenToDom(s,t):(e&&(0,m.KE)("domconverter-transparent-rendering-unsupported-in-editing-pipeline",{viewElement:s}),yield this.viewToDom(s,t)),i++}o===i&&(yield this._getBlockFiller())}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),o=this.viewPositionToDom(e.end),i=this._domDocument.createRange();return i.setStart(t.parent,t.offset),i.setEnd(o.parent,o.offset),i}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const o=this.findCorrespondingDomText(t);if(!o)return null;let i=e.offset;return kt(o)&&(i+=_t),{parent:o,offset:i}}{let o,i,s;if(0===e.offset){if(o=this.mapViewToDom(t),!o)return null;s=o.childNodes[0]}else{const t=e.nodeBefore;if(i=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(t),!i)return null;o=i.parentNode,s=i.nextSibling}if((0,m.Gs)(s)&&kt(s))return{parent:s,offset:_t};return{parent:o,offset:i?(0,m.cq)(i)+1:0}}}domToView(e,t={}){if(this.isBlockFiller(e))return null;const o=this.getHostViewElement(e);if(o)return o;if((0,m.C3)(e)&&t.skipComments)return null;if((0,m.Gs)(e)){if(vt(e))return null;{const t=this._processDataFromDomText(e);return""===t?null:new v(this.document,t)}}{if(this.mapDomToView(e))return this.mapDomToView(e);let o;if(this.isDocumentFragment(e))o=new it(this.document),t.bind&&this.bindDocumentFragments(e,o);else{o=this._createViewElement(e,t),t.bind&&this.bindElements(e,o);const i=e.attributes;if(i)for(let e=i.length,t=0;t<e;t++)o._setAttribute(i[t].name,i[t].value);if(this._isViewElementWithRawContent(o,t)||(0,m.C3)(e)){const t=(0,m.C3)(e)?e.data:e.innerHTML;return o._setCustomProperty("$rawContent",t),this._encounteredRawContentDomNodes.add(e),o}}if(!1!==t.withChildren)for(const i of this.domChildrenToView(e,t))o._appendChild(i);return o}}*domChildrenToView(e,t){for(let o=0;o<e.childNodes.length;o++){const i=e.childNodes[o],s=this.domToView(i,t);null!==s&&(yield s)}}domSelectionToView(e){if(1===e.rangeCount){let t=e.getRangeAt(0).startContainer;(0,m.Gs)(t)&&(t=t.parentNode);const o=this.fakeSelectionToView(t);if(o)return o}const t=this.isDomSelectionBackward(e),o=[];for(let t=0;t<e.rangeCount;t++){const i=e.getRangeAt(t),s=this.domRangeToView(i);s&&o.push(s)}return new 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t=this.document;t.on("compositionstart",(()=>{t.isComposing=!0}),{priority:"low"}),t.on("compositionend",(()=>{t.isComposing=!1}),{priority:"low"})}onDomEvent(e){this.fire(e.type,e,{data:e.data})}}class Eo{constructor(e,t={}){this._files=t.cacheFiles?To(e):null,this._native=e}get files(){return this._files||(this._files=To(this._native)),this._files}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}set effectAllowed(e){this._native.effectAllowed=e}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e}get dropEffect(){return this._native.dropEffect}setDragImage(e,t,o){this._native.setDragImage(e,t,o)}get isCanceled(){return"none"==this._native.dropEffect||!!this._native.mozUserCancelled}}function To(e){const t=Array.from(e.files||[]),o=Array.from(e.items||[]);return t.length?t:o.filter((e=>"file"===e.kind)).map((e=>e.getAsFile()))}class Ao extends $t{constructor(){super(...arguments),this.domEventType="beforeinput"}onDomEvent(e){const t=e.getTargetRanges(),o=this.view,i=o.document;let s=null,n=null,r=[];if(e.dataTransfer&&(s=new Eo(e.dataTransfer)),null!==e.data?n=e.data:s&&(n=s.getData("text/plain")),i.selection.isFake)r=Array.from(i.selection.getRanges());else if(t.length)r=t.map((e=>o.domConverter.domRangeToView(e)));else if(m.OB.isAndroid){const t=e.target.ownerDocument.defaultView.getSelection();r=Array.from(o.domConverter.domSelectionToView(t).getRanges())}if(m.OB.isAndroid&&"insertCompositionText"==e.inputType&&n&&n.endsWith("\n"))this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:[o.createRange(r[0].end)]});else if("insertText"==e.inputType&&n&&n.includes("\n")){const t=n.split(/\n{1,2}/g);let o=r;for(let n=0;n<t.length;n++){const r=t[n];""!=r&&(this.fire(e.type,e,{data:r,dataTransfer:s,targetRanges:o,inputType:e.inputType,isComposing:e.isComposing}),o=[i.selection.getFirstRange()]),n+1<t.length&&(this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:o}),o=[i.selection.getFirstRange()])}}else this.fire(e.type,e,{data:n,dataTransfer:s,targetRanges:r,inputType:e.inputType,isComposing:e.isComposing})}}class Co extends Lt{constructor(e){super(e),this.document.on("keydown",((e,t)=>{if(this.isEnabled&&(0,m.dj)(t.keyCode)){const o=new ze(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(o,t),o.stop.called&&e.stop()}}))}observe(){}stopObserving(){}}class So extends Lt{constructor(e){super(e);const t=this.document;t.on("keydown",((e,o)=>{if(!this.isEnabled||o.keyCode!=m.Do.tab||o.ctrlKey)return;const i=new ze(t,"tab",t.selection.getFirstRange());t.fire(i,o),i.stop.called&&e.stop()}))}observe(){}stopObserving(){}}class Oo extends((0,m.Re)()){constructor(e){super(),this.domRoots=new Map,this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this.document=new He(e),this.domConverter=new It(this.document),this.set("isRenderingInProgress",!1),this.set("hasDomSelection",!1),this._renderer=new Tt(this.domConverter,this.document.selection),this._renderer.bind("isFocused","isSelecting","isComposing").to(this.document,"isFocused","isSelecting","isComposing"),this._writer=new st(this.document),this.addObserver(ko),this.addObserver(yo),this.addObserver(xo),this.addObserver(qt),this.addObserver(Ut),this.addObserver(Po),this.addObserver(Co),this.addObserver(Ao),this.addObserver(So),this.document.on("arrowKey",xt,{priority:"low"}),Qe(this),this.on("render",(()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1})),this.listenTo(this.document.selection,"change",(()=>{this._hasChangedSinceTheLastRendering=!0})),this.listenTo(this.document,"change:isFocused",(()=>{this._hasChangedSinceTheLastRendering=!0}))}attachDomRoot(e,t="main"){const o=this.document.getRoot(t);o._name=e.tagName.toLowerCase();const i={};for(const{name:t,value:s}of Array.from(e.attributes))i[t]=s,"class"===t?this._writer.addClass(s.split(" "),o):this._writer.setAttribute(t,s,o);this._initialDomRootAttributes.set(e,i);const s=()=>{this._writer.setAttribute("contenteditable",(!o.isReadOnly).toString(),o),o.isReadOnly?this._writer.addClass("ck-read-only",o):this._writer.removeClass("ck-read-only",o)};s(),this.domRoots.set(t,e),this.domConverter.bindElements(e,o),this._renderer.markToSync("children",o),this._renderer.markToSync("attributes",o),this._renderer.domDocuments.add(e.ownerDocument),o.on("change:children",((e,t)=>this._renderer.markToSync("children",t))),o.on("change:attributes",((e,t)=>this._renderer.markToSync("attributes",t))),o.on("change:text",((e,t)=>this._renderer.markToSync("text",t))),o.on("change:isReadOnly",(()=>this.change(s))),o.on("change",(()=>{this._hasChangedSinceTheLastRendering=!0}));for(const o of this._observers.values())o.observe(e,t)}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach((({name:e})=>t.removeAttribute(e)));const o=this._initialDomRootAttributes.get(t);for(const e in o)t.setAttribute(e,o[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t);for(const e of this._observers.values())e.stopObserving(t)}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,o]of this.domRoots)t.observe(o,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable()}enableObservers(){for(const e of this._observers.values())e.enable()}scrollToTheSelection({alignToTop:e,forceScroll:t,viewportOffset:o=20,ancestorOffset:i=20}={}){const s=this.document.selection.getFirstRange();s&&(0,m.mR)({target:this.domConverter.viewRangeToDom(s),viewportOffset:o,ancestorOffset:i,alignToTop:e,forceScroll:t})}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender())}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new m.Bb("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){m.Bb.rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.getObserver(yo).flush(),this.change((()=>{}))}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening()}createPositionAt(e,t){return Be._createAt(e,t)}createPositionAfter(e){return Be._createAfter(e)}createPositionBefore(e){return Be._createBefore(e)}createRange(e,t){return new De(e,t)}createRangeOn(e){return De._createOn(e)}createRangeIn(e){return De._createIn(e)}createSelection(...e){return new Ie(...e)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change((()=>{}))}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}class Ro{is(){throw new Error("is() method is abstract")}}class Mo extends Ro{constructor(e){super(),this.parent=null,this._attrs=(0,m.qL)(e)}get document(){return null}get index(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildIndex(this)))throw new m.Bb("model-node-not-found-in-parent",this);return e}get startOffset(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildStartOffset(this)))throw new m.Bb("model-node-not-found-in-parent",this);return e}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return null!==this.parent&&this.root.isAttached()}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={}){const t=[];let o=e.includeSelf?this:this.parent;for(;o;)t[e.parentFirst?"push":"unshift"](o),o=o.parent;return t}getCommonAncestor(e,t={}){const o=this.getAncestors(t),i=e.getAncestors(t);let s=0;for(;o[s]==i[s]&&o[s];)s++;return 0===s?null:o[s-1]}isBefore(e){if(this==e)return!1;if(this.root!==e.root)return!1;const t=this.getPath(),o=e.getPath(),i=(0,m.Rt)(t,o);switch(i){case"prefix":return!0;case"extension":return!1;default:return t[i]<o[i]}}isAfter(e){return this!=e&&(this.root===e.root&&!this.isBefore(e))}hasAttribute(e){return this._attrs.has(e)}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const e={};return this._attrs.size&&(e.attributes=Array.from(this._attrs).reduce(((e,t)=>(e[t[0]]=t[1],e)),{})),e}_clone(e){return new this.constructor(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=(0,m.qL)(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}Mo.prototype.is=function(e){return"node"===e||"model:node"===e};class jo{constructor(e){this._nodes=[],e&&this._insertNodes(0,e)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce(((e,t)=>e+t.offsetSize),0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return-1==t?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return null===t?null:this._nodes.slice(0,t).reduce(((e,t)=>e+t.offsetSize),0)}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new m.Bb("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const o of this._nodes){if(e>=t&&e<t+o.offsetSize)return this.getNodeIndex(o);t+=o.offsetSize}if(t!=e)throw new m.Bb("model-nodelist-offset-out-of-bounds",this,{offset:e,nodeList:this});return this.length}_insertNodes(e,t){for(const e of t)if(!(e instanceof Mo))throw new m.Bb("model-nodelist-insertnodes-not-node",this);this._nodes=(0,m.x)(this._nodes,Array.from(t),e,0)}_removeNodes(e,t=1){return this._nodes.splice(e,t)}toJSON(){return this._nodes.map((e=>e.toJSON()))}}class Bo extends Mo{constructor(e,t){super(t),this._data=e||""}get offsetSize(){return this.data.length}get data(){return this._data}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new Bo(this.data,this.getAttributes())}static fromJSON(e){return new Bo(e.data,e.attributes)}}Bo.prototype.is=function(e){return"$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e};class Do extends Ro{constructor(e,t,o){if(super(),this.textNode=e,t<0||t>e.offsetSize)throw new m.Bb("model-textproxy-wrong-offsetintext",this);if(o<0||t+o>e.offsetSize)throw new m.Bb("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+o),this.offsetInText=t}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={}){const t=[];let o=e.includeSelf?this:this.parent;for(;o;)t[e.parentFirst?"push":"unshift"](o),o=o.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}Do.prototype.is=function(e){return"$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e};class Vo extends Mo{constructor(e,t,o){super(t),this._children=new jo,this.name=e,o&&this._insertChild(0,o)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const o of e)t=t.getChild(t.offsetToIndex(o));return t}findAncestor(e,t={}){let o=t.includeSelf?this:this.parent;for(;o;){if(o.name===e)return o;o=o.parent}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON())}return e}_clone(e=!1){const t=e?Array.from(this._children).map((e=>e._clone(!0))):void 0;return new Vo(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const o=function(e){if("string"==typeof e)return[new Bo(e)];(0,m.TW)(e)||(e=[e]);return Array.from(e).map((e=>"string"==typeof e?new Bo(e):e instanceof Do?new Bo(e.data,e.getAttributes()):e))}(t);for(const e of o)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,o)}_removeChildren(e,t=1){const o=this._children._removeNodes(e,t);for(const e of o)e.parent=null;return o}static fromJSON(e){let t;if(e.children){t=[];for(const o of e.children)o.name?t.push(Vo.fromJSON(o)):t.push(Bo.fromJSON(o))}return new Vo(e.name,e.attributes,t)}}Vo.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e};class Io{constructor(e){if(!e||!e.boundaries&&!e.startPosition)throw new m.Bb("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new m.Bb("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this._position=e.startPosition.clone():this._position=zo._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,o,i,s;do{i=this.position,s=this._visitedParent,({done:t,value:o}=this.next())}while(!t&&e(o));t||(this._position=i,this._visitedParent=s)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),o=this._visitedParent;if(null===o.parent&&t.offset===o.maxOffset)return{done:!0,value:void 0};if(o===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0,value:void 0};const i=Fo(t,o),s=i||Lo(t,o,i);if(s instanceof Vo)return this.shallow?t.offset++:(t.path.push(0),this._visitedParent=s),this._position=t,No("elementStart",s,e,t,1);if(s instanceof Bo){let i;if(this.singleCharacters)i=1;else{let e=s.endOffset;this._boundaryEndParent==o&&this.boundaries.end.offset<e&&(e=this.boundaries.end.offset),i=e-t.offset}const n=t.offset-s.startOffset,r=new Do(s,n,i);return t.offset+=i,this._position=t,No("text",r,e,t,i)}return t.path.pop(),t.offset++,this._position=t,this._visitedParent=o.parent,this.ignoreElementEnd?this._next():No("elementEnd",o,e,t)}_previous(){const e=this.position,t=this.position.clone(),o=this._visitedParent;if(null===o.parent&&0===t.offset)return{done:!0,value:void 0};if(o==this._boundaryStartParent&&t.offset==this.boundaries.start.offset)return{done:!0,value:void 0};const i=t.parent,s=Fo(t,i),n=s||Zo(t,i,s);if(n instanceof Vo)return t.offset--,this.shallow?(this._position=t,No("elementStart",n,e,t,1)):(t.path.push(n.maxOffset),this._position=t,this._visitedParent=n,this.ignoreElementEnd?this._previous():No("elementEnd",n,e,t));if(n instanceof Bo){let i;if(this.singleCharacters)i=1;else{let e=n.startOffset;this._boundaryStartParent==o&&this.boundaries.start.offset>e&&(e=this.boundaries.start.offset),i=t.offset-e}const s=t.offset-n.startOffset,r=new Do(n,s-i,i);return t.offset-=i,this._position=t,No("text",r,e,t,i)}return t.path.pop(),this._position=t,this._visitedParent=o.parent,No("elementStart",o,e,t,1)}}function No(e,t,o,i,s){return{done:!1,value:{type:e,item:t,previousPosition:o,nextPosition:i,length:s}}}class zo extends Ro{constructor(e,t,o="toNone"){if(super(),!e.is("element")&&!e.is("documentFragment"))throw new m.Bb("model-position-root-invalid",e);if(!(t instanceof Array)||0===t.length)throw new m.Bb("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=o}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t<this.path.length-1;t++)if(e=e.getChild(e.offsetToIndex(this.path[t])),!e)throw new m.Bb("model-position-path-incorrect",this,{position:this});if(e.is("$text"))throw new m.Bb("model-position-path-incorrect",this,{position:this});return e}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return Fo(this,this.parent)}get nodeAfter(){const e=this.parent;return Lo(this,e,Fo(this,e))}get nodeBefore(){const e=this.parent;return Zo(this,e,Fo(this,e))}get isAtStart(){return 0===this.offset}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(e){if(this.root!=e.root)return"different";const t=(0,m.Rt)(this.path,e.path);switch(t){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[t]<e.path[t]?"before":"after"}}getLastMatchingPosition(e,t={}){t.startPosition=this;const o=new Io(t);return o.skip(e),o.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const e=this.parent;return e.is("documentFragment")?[e]:e.getAncestors({includeSelf:!0})}findAncestor(e){const t=this.parent;return t.is("element")?t.findAncestor(e,{includeSelf:!0}):null}getCommonPath(e){if(this.root!=e.root)return[];const t=(0,m.Rt)(this.path,e.path),o="string"==typeof t?Math.min(this.path.length,e.path.length):t;return this.path.slice(0,o)}getCommonAncestor(e){const t=this.getAncestors(),o=e.getAncestors();let i=0;for(;t[i]==o[i]&&t[i];)i++;return 0===i?null:t[i-1]}getShiftedBy(e){const t=this.clone(),o=t.offset+e;return t.offset=o<0?0:o,t}isAfter(e){return"after"==this.compareWith(e)}isBefore(e){return"before"==this.compareWith(e)}isEqual(e){return"same"==this.compareWith(e)}isTouching(e){if(this.root!==e.root)return!1;const t=Math.min(this.path.length,e.path.length);for(let o=0;o<t;o++){const t=this.path[o]-e.path[o];if(t<-1||t>1)return!1;if(1===t)return Wo(e,this,o);if(-1===t)return Wo(this,e,o)}return this.path.length===e.path.length||(this.path.length>e.path.length?$o(this.path,t):$o(e.path,t))}hasSameParentAs(e){if(this.root!==e.root)return!1;const t=this.getParentPath(),o=e.getParentPath();return"same"==(0,m.Rt)(t,o)}getTransformedByOperation(e){let t;switch(e.type){case"insert":t=this._getTransformedByInsertOperation(e);break;case"move":case"remove":case"reinsert":t=this._getTransformedByMoveOperation(e);break;case"split":t=this._getTransformedBySplitOperation(e);break;case"merge":t=this._getTransformedByMergeOperation(e);break;default:t=zo._createAt(this)}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let o;return t.containsPosition(this)||t.start.isEqual(this)?(o=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(o=o._getTransformedByDeletion(e.deletionPosition,1))):o=this.isEqual(e.deletionPosition)?zo._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),o}_getTransformedByDeletion(e,t){const o=zo._createAt(this);if(this.root!=e.root)return o;if("same"==(0,m.Rt)(e.getParentPath(),this.getParentPath())){if(e.offset<this.offset){if(e.offset+t>this.offset)return null;o.offset-=t}}else if("prefix"==(0,m.Rt)(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;if(e.offset<=this.path[i]){if(e.offset+t>this.path[i])return null;o.path[i]-=t}}return o}_getTransformedByInsertion(e,t){const o=zo._createAt(this);if(this.root!=e.root)return o;if("same"==(0,m.Rt)(e.getParentPath(),this.getParentPath()))(e.offset<this.offset||e.offset==this.offset&&"toPrevious"!=this.stickiness)&&(o.offset+=t);else if("prefix"==(0,m.Rt)(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;e.offset<=this.path[i]&&(o.path[i]+=t)}return o}_getTransformedByMove(e,t,o){if(t=t._getTransformedByDeletion(e,o),e.isEqual(t))return zo._createAt(this);const i=this._getTransformedByDeletion(e,o);return null===i||e.isEqual(this)&&"toNext"==this.stickiness||e.getShiftedBy(o).isEqual(this)&&"toPrevious"==this.stickiness?this._getCombined(e,t):i._getTransformedByInsertion(t,o)}_getCombined(e,t){const o=e.path.length-1,i=zo._createAt(t);return i.stickiness=this.stickiness,i.offset=i.offset+this.path[o]-e.offset,i.path=[...i.path,...this.path.slice(o+1)],i}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(e,t,o="toNone"){if(e instanceof zo)return new zo(e.root,e.path,e.stickiness);{const i=e;if("end"==t)t=i.maxOffset;else{if("before"==t)return this._createBefore(i,o);if("after"==t)return this._createAfter(i,o);if(0!==t&&!t)throw new m.Bb("model-createpositionat-offset-required",[this,e])}if(!i.is("element")&&!i.is("documentFragment"))throw new m.Bb("model-position-parent-incorrect",[this,e]);const s=i.getPath();return s.push(t),new this(i.root,s,o)}}static _createAfter(e,t){if(!e.parent)throw new m.Bb("model-position-after-root",[this,e],{root:e});return this._createAt(e.parent,e.endOffset,t)}static _createBefore(e,t){if(!e.parent)throw new m.Bb("model-position-before-root",e,{root:e});return this._createAt(e.parent,e.startOffset,t)}static fromJSON(e,t){if("$graveyard"===e.root){const o=new zo(t.graveyard,e.path);return o.stickiness=e.stickiness,o}if(!t.getRoot(e.root))throw new m.Bb("model-position-fromjson-no-root",t,{rootName:e.root});return new zo(t.getRoot(e.root),e.path,e.stickiness)}}function Fo(e,t){const o=t.getChild(t.offsetToIndex(e.offset));return o&&o.is("$text")&&o.startOffset<e.offset?o:null}function Lo(e,t,o){return null!==o?null:t.getChild(t.offsetToIndex(e.offset))}function Zo(e,t,o){return null!==o?null:t.getChild(t.offsetToIndex(e.offset)-1)}function Wo(e,t,o){return o+1!==e.path.length&&(!!$o(t.path,o+1)&&!!function(e,t){let o=e.parent,i=e.path.length-1,s=0;for(;i>=t;){if(e.path[i]+s!==o.maxOffset)return!1;s=1,i--,o=o.parent}return!0}(e,o+1))}function $o(e,t){for(;t<e.length;){if(0!==e[t])return!1;t++}return!0}zo.prototype.is=function(e){return"position"===e||"model:position"===e};class qo extends Ro{constructor(e,t){super(),this.start=zo._createAt(e),this.end=t?zo._createAt(t):zo._createAt(e),this.start.stickiness=this.isCollapsed?"toNone":"toNext",this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new Io({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){const e=this.start.getParentPath(),t=this.end.getParentPath();return"same"==(0,m.Rt)(e,t)}get root(){return this.start.root}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const o=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return o&&i}containsItem(e){const t=zo._createBefore(e);return this.containsPosition(t)||this.start.isEqual(t)}isEqual(e){return this.start.isEqual(e.start)&&this.end.isEqual(e.end)}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new qo(this.start,e.start)),this.containsPosition(e.end)&&t.push(new qo(e.end,this.end))):t.push(new qo(this.start,this.end)),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,o=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(o=e.end),new qo(t,o)}return null}getJoined(e,t=!1){let o=this.isIntersecting(e);if(o||(o=this.start.isBefore(e.start)?t?this.end.isTouching(e.start):this.end.isEqual(e.start):t?e.end.isTouching(this.start):e.end.isEqual(this.start)),!o)return null;let i=this.start,s=this.end;return e.start.isBefore(i)&&(i=e.start),e.end.isAfter(s)&&(s=e.end),new qo(i,s)}getMinimalFlatRanges(){const e=[],t=this.start.getCommonPath(this.end).length,o=zo._createAt(this.start);let i=o.parent;for(;o.path.length>t+1;){const t=i.maxOffset-o.offset;0!==t&&e.push(new qo(o,o.getShiftedBy(t))),o.path=o.path.slice(0,-1),o.offset++,i=i.parent}for(;o.path.length<=this.end.path.length;){const t=this.end.path[o.path.length-1],i=t-o.offset;0!==i&&e.push(new qo(o,o.getShiftedBy(i))),o.offset=t,o.path.push(0)}return e}getWalker(e={}){return e.boundaries=this,new Io(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new Io(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new Io(e);yield t.position;for(const e of t)yield e.nextPosition}getTransformedByOperation(e){switch(e.type){case"insert":return this._getTransformedByInsertOperation(e);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(e);case"split":return[this._getTransformedBySplitOperation(e)];case"merge":return[this._getTransformedByMergeOperation(e)]}return[new qo(this.start,this.end)]}getTransformedByOperations(e){const t=[new qo(this.start,this.end)];for(const o of e)for(let e=0;e<t.length;e++){const i=t[e].getTransformedByOperation(o);t.splice(e,1,...i),e+=i.length-1}for(let e=0;e<t.length;e++){const o=t[e];for(let i=e+1;i<t.length;i++){const e=t[i];(o.containsRange(e)||e.containsRange(o)||o.isEqual(e))&&t.splice(i,1)}}return t}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;const e=this.start.nodeAfter,t=this.end.nodeBefore;return e&&e.is("element")&&e===t?e:null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(e,t=!1){return this._getTransformedByInsertion(e.position,e.howMany,t)}_getTransformedByMoveOperation(e,t=!1){const o=e.sourcePosition,i=e.howMany,s=e.targetPosition;return this._getTransformedByMove(o,s,i,t)}_getTransformedBySplitOperation(e){const t=this.start._getTransformedBySplitOperation(e);let o=this.end._getTransformedBySplitOperation(e);return this.end.isEqual(e.insertionPosition)&&(o=this.end.getShiftedBy(1)),t.root!=o.root&&(o=this.end.getShiftedBy(-1)),new qo(t,o)}_getTransformedByMergeOperation(e){if(this.start.isEqual(e.targetPosition)&&this.end.isEqual(e.deletionPosition))return new qo(this.start);let t=this.start._getTransformedByMergeOperation(e),o=this.end._getTransformedByMergeOperation(e);return t.root!=o.root&&(o=this.end.getShiftedBy(-1)),t.isAfter(o)?(e.sourcePosition.isBefore(e.targetPosition)?(t=zo._createAt(o),t.offset=0):(e.deletionPosition.isEqual(t)||(o=e.deletionPosition),t=e.targetPosition),new qo(t,o)):new qo(t,o)}_getTransformedByInsertion(e,t,o=!1){if(o&&this.containsPosition(e))return[new qo(this.start,e),new qo(e.getShiftedBy(t),this.end._getTransformedByInsertion(e,t))];{const o=new qo(this.start,this.end);return o.start=o.start._getTransformedByInsertion(e,t),o.end=o.end._getTransformedByInsertion(e,t),[o]}}_getTransformedByMove(e,t,o,i=!1){if(this.isCollapsed){const i=this.start._getTransformedByMove(e,t,o);return[new qo(i)]}const s=qo._createFromPositionAndShift(e,o),n=t._getTransformedByDeletion(e,o);if(this.containsPosition(t)&&!i&&(s.containsPosition(this.start)||s.containsPosition(this.end))){const i=this.start._getTransformedByMove(e,t,o),s=this.end._getTransformedByMove(e,t,o);return[new qo(i,s)]}let r;const a=this.getDifference(s);let c=null;const l=this.getIntersection(s);if(1==a.length?c=new qo(a[0].start._getTransformedByDeletion(e,o),a[0].end._getTransformedByDeletion(e,o)):2==a.length&&(c=new qo(this.start,this.end._getTransformedByDeletion(e,o))),r=c?c._getTransformedByInsertion(n,o,null!==l||i):[],l){const e=new qo(l.start._getCombined(s.start,n),l.end._getCombined(s.start,n));2==r.length?r.splice(1,0,e):r.push(e)}return r}_getTransformedByDeletion(e,t){let o=this.start._getTransformedByDeletion(e,t),i=this.end._getTransformedByDeletion(e,t);return null==o&&null==i?null:(null==o&&(o=e),null==i&&(i=e),new qo(o,i))}static _createFromPositionAndShift(e,t){const o=e,i=e.getShiftedBy(t);return t>0?new this(o,i):new this(i,o)}static _createIn(e){return new this(zo._createAt(e,0),zo._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(zo._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new m.Bb("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort(((e,t)=>e.start.isAfter(t.start)?1:-1));const o=e.indexOf(t),i=new this(t.start,t.end);if(o>0)for(let t=o-1;e[t].end.isEqual(i.start);t++)i.start=zo._createAt(e[t].start);for(let t=o+1;t<e.length&&e[t].start.isEqual(i.end);t++)i.end=zo._createAt(e[t].end);return i}static fromJSON(e,t){return new this(zo.fromJSON(e.start,t),zo.fromJSON(e.end,t))}}qo.prototype.is=function(e){return"range"===e||"model:range"===e};class Ho extends((0,m.ln)()){constructor(){super(),this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._viewToModelLengthCallbacks=new Map,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._deferredBindingRemovals=new Map,this._unboundMarkerNames=new Set,this.on("modelToViewPosition",((e,t)=>{if(t.viewPosition)return;const o=this._modelToViewMapping.get(t.modelPosition.parent);if(!o)throw new m.Bb("mapping-model-position-view-parent-not-found",this,{modelPosition:t.modelPosition});t.viewPosition=this.findPositionIn(o,t.modelPosition.offset)}),{priority:"low"}),this.on("viewToModelPosition",((e,t)=>{if(t.modelPosition)return;const o=this.findMappedViewAncestor(t.viewPosition),i=this._viewToModelMapping.get(o),s=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,o);t.modelPosition=zo._createAt(i,s)}),{priority:"low"})}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e)}unbindViewElement(e,t={}){const o=this.toModelElement(e);if(this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);t.defer?this._deferredBindingRemovals.set(e,e.root):(this._viewToModelMapping.delete(e),this._modelToViewMapping.get(o)==e&&this._modelToViewMapping.delete(o))}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e&&this._viewToModelMapping.delete(t)}bindElementToMarker(e,t){const o=this._markerNameToElements.get(t)||new Set;o.add(e);const i=this._elementToMarkerNames.get(e)||new Set;i.add(t),this._markerNameToElements.set(t,o),this._elementToMarkerNames.set(e,i)}unbindElementFromMarkerName(e,t){const o=this._markerNameToElements.get(t);o&&(o.delete(e),0==o.size&&this._markerNameToElements.delete(t));const i=this._elementToMarkerNames.get(e);i&&(i.delete(t),0==i.size&&this._elementToMarkerNames.delete(e))}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}flushDeferredBindings(){for(const[e,t]of this._deferredBindingRemovals)e.root==t&&this.unbindViewElement(e);this._deferredBindingRemovals=new Map}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this._deferredBindingRemovals=new Map}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new qo(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new De(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={}){const o={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",o),o.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const o=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())o.add(t);else o.add(e);return o}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,o){if(o!=e){return this._toModelOffset(e.parent,e.index,o)+this._toModelOffset(e,t,e)}if(e.is("$text"))return t;let i=0;for(let o=0;o<t;o++)i+=this.getModelLength(e.getChild(o));return i}getModelLength(e){if(this._viewToModelLengthCallbacks.get(e.name)){return this._viewToModelLengthCallbacks.get(e.name)(e)}if(this._viewToModelMapping.has(e))return 1;if(e.is("$text"))return e.data.length;if(e.is("uiElement"))return 0;{let t=0;for(const o of e.getChildren())t+=this.getModelLength(o);return t}}findPositionIn(e,t){let o,i=0,s=0,n=0;if(e.is("$text"))return new Be(e,t);for(;s<t;)o=e.getChild(n),i=this.getModelLength(o),s+=i,n++;return s==t?this._moveViewPositionToTextNode(new Be(e,n)):this.findPositionIn(o,t-(s-i))}_moveViewPositionToTextNode(e){const t=e.nodeBefore,o=e.nodeAfter;return t instanceof v?new Be(t,t.data.length):o instanceof v?new Be(o,0):e}}class Uo{constructor(){this._consumable=new Map,this._textProxyRegistry=new Map}add(e,t){t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e)),this._consumable.has(e)||this._consumable.set(e,new Map),this._consumable.get(e).set(t,!0)}consume(e,t){return t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e)),!!this.test(e,t)&&(this._consumable.get(e).set(t,!1),!0)}test(e,t){t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e));const o=this._consumable.get(e);if(void 0===o)return null;const i=o.get(t);return void 0===i?null:i}revert(e,t){t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e));const o=this.test(e,t);return!1===o?(this._consumable.get(e).set(t,!0),!0):!0!==o&&null}verifyAllConsumed(e){const t=[];for(const[o,i]of this._consumable)for(const[s,n]of i){const i=s.split(":")[0];n&&e==i&&t.push({event:s,item:o.name||o.description})}if(t.length)throw new m.Bb("conversion-model-consumable-not-consumed",null,{items:t})}_getSymbolForTextProxy(e){let t=null;const o=this._textProxyRegistry.get(e.startOffset);if(o){const i=o.get(e.endOffset);i&&(t=i.get(e.parent))}return t||(t=this._addSymbolForTextProxy(e)),t}_addSymbolForTextProxy(e){const t=e.startOffset,o=e.endOffset,i=e.parent,s=Symbol("$textProxy:"+e.data);let n,r;return n=this._textProxyRegistry.get(t),n||(n=new Map,this._textProxyRegistry.set(t,n)),r=n.get(o),r||(r=new Map,n.set(o,r)),r.set(i,s),s}}function Ko(e){const t=e.split(":");return"insert"==t[0]?t[0]:"addMarker"==t[0]||"removeMarker"==t[0]?e:t.length>1?t[0]+":"+t[1]:t[0]}var Go=Object.defineProperty,Jo=Object.defineProperties,Yo=Object.getOwnPropertyDescriptors,Xo=Object.getOwnPropertySymbols,Qo=Object.prototype.hasOwnProperty,ei=Object.prototype.propertyIsEnumerable,ti=(e,t,o)=>t in e?Go(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o,oi=(e,t)=>{for(var o in t||(t={}))Qo.call(t,o)&&ti(e,o,t[o]);if(Xo)for(var o of Xo(t))ei.call(t,o)&&ti(e,o,t[o]);return e},ii=(e,t)=>Jo(e,Yo(t));class si extends((0,m.ln)()){constructor(e){super(),this._conversionApi=oi({dispatcher:this},e),this._firedEventsMap=new WeakMap}convertChanges(e,t,o){const i=this._createConversionApi(o,e.getRefreshedItems());for(const t of e.getMarkersToRemove())this._convertMarkerRemove(t.name,t.range,i);const s=this._reduceChanges(e.getChanges());for(const e of s)"insert"===e.type?this._convertInsert(qo._createFromPositionAndShift(e.position,e.length),i):"reinsert"===e.type?this._convertReinsert(qo._createFromPositionAndShift(e.position,e.length),i):"remove"===e.type?this._convertRemove(e.position,e.length,e.name,i):this._convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,i);for(const e of i.mapper.flushUnboundMarkerNames()){const o=t.get(e).getRange();this._convertMarkerRemove(e,o,i),this._convertMarkerAdd(e,o,i)}for(const t of e.getMarkersToAdd())this._convertMarkerAdd(t.name,t.range,i);i.mapper.flushDeferredBindings(),i.consumable.verifyAllConsumed("insert")}convert(e,t,o,i={}){const s=this._createConversionApi(o,void 0,i);this._convertInsert(e,s);for(const[e,o]of t)this._convertMarkerAdd(e,o,s);s.consumable.verifyAllConsumed("insert")}convertSelection(e,t,o){const i=Array.from(t.getMarkersAtPosition(e.getFirstPosition())),s=this._createConversionApi(o);if(this._addConsumablesForSelection(s.consumable,e,i),this.fire("selection",{selection:e},s),e.isCollapsed){for(const t of i){const o=t.getRange();if(!ni(e.getFirstPosition(),t,s.mapper))continue;const i={item:e,markerName:t.name,markerRange:o};s.consumable.test(e,"addMarker:"+t.name)&&this.fire(`addMarker:${t.name}`,i,s)}for(const t of e.getAttributeKeys()){const o={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};s.consumable.test(e,"attribute:"+o.attributeKey)&&this.fire(`attribute:${o.attributeKey}:$text`,o,s)}}}_convertInsert(e,t,o={}){o.doNotAddConsumables||this._addConsumablesForInsert(t.consumable,Array.from(e));for(const o of Array.from(e.getWalker({shallow:!0})).map(ri))this._testAndFire("insert",o,t)}_convertRemove(e,t,o,i){this.fire(`remove:${o}`,{position:e,length:t},i)}_convertAttribute(e,t,o,i,s){this._addConsumablesForRange(s.consumable,e,`attribute:${t}`);for(const n of e){const e={item:n.item,range:qo._createFromPositionAndShift(n.previousPosition,n.length),attributeKey:t,attributeOldValue:o,attributeNewValue:i};this._testAndFire(`attribute:${t}`,e,s)}}_convertReinsert(e,t){const o=Array.from(e.getWalker({shallow:!0}));this._addConsumablesForInsert(t.consumable,o);for(const e of o.map(ri))this._testAndFire("insert",ii(oi({},e),{reconversion:!0}),t)}_convertMarkerAdd(e,t,o){if("$graveyard"==t.root.rootName)return;const i=`addMarker:${e}`;if(o.consumable.add(t,i),this.fire(i,{markerName:e,markerRange:t},o),o.consumable.consume(t,i)){this._addConsumablesForRange(o.consumable,t,i);for(const s of t.getItems()){if(!o.consumable.test(s,i))continue;const n={item:s,range:qo._createOn(s),markerName:e,markerRange:t};this.fire(i,n,o)}}}_convertMarkerRemove(e,t,o){"$graveyard"!=t.root.rootName&&this.fire(`removeMarker:${e}`,{markerName:e,markerRange:t},o)}_reduceChanges(e){const t={changes:e};return this.fire("reduceChanges",t),t.changes}_addConsumablesForInsert(e,t){for(const o of t){const t=o.item;if(null===e.test(t,"insert")){e.add(t,"insert");for(const o of t.getAttributeKeys())e.add(t,"attribute:"+o)}}return e}_addConsumablesForRange(e,t,o){for(const i of t.getItems())e.add(i,o);return e}_addConsumablesForSelection(e,t,o){e.add(t,"selection");for(const i of o)e.add(t,"addMarker:"+i.name);for(const o of t.getAttributeKeys())e.add(t,"attribute:"+o);return e}_testAndFire(e,t,o){const i=function(e,t){const o=t.item.is("element")?t.item.name:"$text";return`${e}:${o}`}(e,t),s=t.item.is("$textProxy")?o.consumable._getSymbolForTextProxy(t.item):t.item,n=this._firedEventsMap.get(o),r=n.get(s);if(r){if(r.has(i))return;r.add(i)}else n.set(s,new Set([i]));this.fire(i,t,o)}_testAndFireAddAttributes(e,t){const o={item:e,range:qo._createOn(e)};for(const e of o.item.getAttributeKeys())o.attributeKey=e,o.attributeOldValue=null,o.attributeNewValue=o.item.getAttribute(e),this._testAndFire(`attribute:${e}`,o,t)}_createConversionApi(e,t=new Set,o={}){const i=ii(oi({},this._conversionApi),{consumable:new Uo,writer:e,options:o,convertItem:e=>this._convertInsert(qo._createOn(e),i),convertChildren:e=>this._convertInsert(qo._createIn(e),i,{doNotAddConsumables:!0}),convertAttributes:e=>this._testAndFireAddAttributes(e,i),canReuseView:e=>!t.has(i.mapper.toModelElement(e))});return this._firedEventsMap.set(i,new Map),i}}function ni(e,t,o){const i=t.getRange(),s=Array.from(e.getAncestors());s.shift(),s.reverse();return!s.some((e=>{if(i.containsItem(e)){return!!o.toViewElement(e).getCustomProperty("addHighlight")}}))}function ri(e){return{item:e.item,range:qo._createFromPositionAndShift(e.previousPosition,e.length)}}class ai extends((0,m.ln)(Ro)){constructor(...e){super(),this._lastRangeBackward=!1,this._attrs=new Map,this._ranges=[],e.length&&this.setTo(...e)}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let o=!1;for(const i of e._ranges)if(t.isEqual(i)){o=!0;break}if(!o)return!1}return!0}*getRanges(){for(const e of this._ranges)yield new qo(e.start,e.end)}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new qo(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new qo(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(...e){let[t,o,i]=e;if("object"==typeof o&&(i=o,o=void 0),null===t)this._setRanges([]);else if(t instanceof ai)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof qo)this._setRanges([t],!!i&&!!i.backward);else if(t instanceof zo)this._setRanges([new qo(t)]);else if(t instanceof Mo){const e=!!i&&!!i.backward;let s;if("in"==o)s=qo._createIn(t);else if("on"==o)s=qo._createOn(t);else{if(void 0===o)throw new m.Bb("model-selection-setto-required-second-parameter",[this,t]);s=new qo(zo._createAt(t,o))}this._setRanges([s],e)}else{if(!(0,m.TW)(t))throw new m.Bb("model-selection-setto-not-selectable",[this,t]);this._setRanges(t,i&&!!i.backward)}}_setRanges(e,t=!1){const o=Array.from(e),i=o.some((t=>{if(!(t instanceof qo))throw new m.Bb("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every((e=>!e.isEqual(t)))}));(o.length!==this._ranges.length||i)&&(this._replaceAllRanges(o),this._lastRangeBackward=!!t,this.fire("change:range",{directChange:!0}))}setFocus(e,t){if(null===this.anchor)throw new m.Bb("model-selection-setfocus-no-ranges",[this,e]);const o=zo._createAt(e,t);if("same"==o.compareWith(this.focus))return;const i=this.anchor;this._ranges.length&&this._popRange(),"before"==o.compareWith(i)?(this._pushRange(new qo(o,i)),this._lastRangeBackward=!0):(this._pushRange(new qo(i,o)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const o=di(t.start,e);ui(o,t)&&(yield o);for(const o of t.getWalker()){const i=o.item;"elementEnd"==o.type&&li(i,e,t)&&(yield i)}const i=di(t.end,e);pi(i,t)&&(yield i)}}containsEntireContent(e=this.anchor.root){const t=zo._createAt(e,0),o=zo._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&o.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e),this._ranges.push(new qo(e.start,e.end))}_checkRange(e){for(let t=0;t<this._ranges.length;t++)if(e.isIntersecting(this._ranges[t]))throw new m.Bb("model-selection-range-intersects",[this,e],{addedRange:e,intersectingRange:this._ranges[t]})}_replaceAllRanges(e){this._removeAllRanges();for(const t of e)this._pushRange(t)}_removeAllRanges(){for(;this._ranges.length>0;)this._popRange()}_popRange(){this._ranges.pop()}}function ci(e,t){return!t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&!!e.parent)}function li(e,t,o){return ci(e,t)&&hi(e,o)}function di(e,t){const o=e.parent.root.document.model.schema,i=e.parent.getAncestors({parentFirst:!0,includeSelf:!0});let s=!1;const n=i.find((e=>!s&&(s=o.isLimit(e),!s&&ci(e,t))));return i.forEach((e=>t.add(e))),n}function hi(e,t){const o=function(e){const t=e.root.document.model.schema;let o=e.parent;for(;o;){if(t.isBlock(o))return o;o=o.parent}}(e);if(!o)return!0;return!t.containsRange(qo._createOn(o),!0)}function ui(e,t){return!!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.start.isTouching(zo._createAt(e,e.maxOffset))&&hi(e,t))}function pi(e,t){return!!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.end.isTouching(zo._createAt(e,0))&&hi(e,t))}ai.prototype.is=function(e){return"selection"===e||"model:selection"===e};class fi extends((0,m.ln)(qo)){constructor(e,t){super(e,t),gi.call(this)}detach(){this.stopListening()}toRange(){return new qo(this.start,this.end)}static fromRange(e){return new fi(e.start,e.end)}}function gi(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&mi.call(this,o)}),{priority:"low"})}function mi(e){const t=this.getTransformedByOperation(e),o=qo._createFromRanges(t),i=!o.isEqual(this),s=function(e,t){switch(t.type){case"insert":return e.containsPosition(t.position);case"move":case"remove":case"reinsert":case"merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case"split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return!1}(this,e);let n=null;if(i){"$graveyard"==o.root.rootName&&(n="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=o.start,this.end=o.end,this.fire("change:range",t,{deletionPosition:n})}else s&&this.fire("change:content",this.toRange(),{deletionPosition:n})}fi.prototype.is=function(e){return"liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e};const bi="selection:";class _i extends((0,m.ln)(Ro)){constructor(e){super(),this._selection=new wi(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection.updateMarkers(),this._selection._updateAttributes(!1)}observeMarkers(e){this._selection.observeMarkers(e)}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(...e){this._selection.setTo(...e)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection.getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return bi+e}static _isStoreAttributeKey(e){return e.startsWith(bi)}}_i.prototype.is=function(e){return"selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e};class wi extends ai{constructor(e){super(),this.markers=new m.FE({idProperty:"name"}),this._attributePriority=new Map,this._selectionRestorePosition=null,this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this._observedMarkers=new Set,this._model=e.model,this._document=e,this.listenTo(this._model,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&"marker"!=o.type&&"rename"!=o.type&&"noop"!=o.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1})))}),{priority:"lowest"}),this.on("change:range",(()=>{this._validateSelectionRanges(this.getRanges())})),this.listenTo(this._model.markers,"update",((e,t,o,i)=>{this._updateMarker(t,i)})),this.listenTo(this._document,"change",((e,t)=>{!function(e,t){const o=e.document.differ;for(const i of o.getChanges()){if("insert"!=i.type)continue;const o=i.position.parent;i.length===o.maxOffset&&e.enqueueChange(t,(e=>{const t=Array.from(o.getAttributeKeys()).filter((e=>e.startsWith(bi)));for(const i of t)e.removeAttribute(i,o)}))}}(this._model,t)}))}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e<this._ranges.length;e++)this._ranges[e].detach();this.stopListening()}*getRanges(){this._ranges.length?yield*super.getRanges():yield this._document._getDefaultRange()}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(...e){super.setTo(...e),this._updateAttributes(!0),this.updateMarkers()}setFocus(e,t){super.setFocus(e,t),this._updateAttributes(!0),this.updateMarkers()}setAttribute(e,t){if(this._setAttribute(e,t)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}removeAttribute(e){if(this._removeAttribute(e)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}overrideGravity(){const e=(0,m.hQ)();return this._overriddenGravityRegister.add(e),1===this._overriddenGravityRegister.size&&this._updateAttributes(!0),e}restoreGravity(e){if(!this._overriddenGravityRegister.has(e))throw new m.Bb("document-selection-gravity-wrong-restore",this,{uid:e});this._overriddenGravityRegister.delete(e),this.isGravityOverridden||this._updateAttributes(!0)}observeMarkers(e){this._observedMarkers.add(e),this.updateMarkers()}_replaceAllRanges(e){this._validateSelectionRanges(e),super._replaceAllRanges(e)}_popRange(){this._ranges.pop().detach()}_pushRange(e){const t=this._prepareRange(e);t&&this._ranges.push(t)}_validateSelectionRanges(e){for(const t of e)if(!this._document._validateSelectionRange(t))throw new m.Bb("document-selection-wrong-position",this,{range:t})}_prepareRange(e){if(this._checkRange(e),e.root==this._document.graveyard)return;const t=fi.fromRange(e);return t.on("change:range",((e,o,i)=>{if(this._hasChangedRange=!0,t.root==this._document.graveyard){this._selectionRestorePosition=i.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach()}})),t}updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=!1;for(const t of this._model.markers){const o=t.name.split(":",1)[0];if(!this._observedMarkers.has(o))continue;const i=t.getRange();for(const o of this.getRanges())i.containsRange(o,!o.isCollapsed)&&e.push(t)}const o=Array.from(this.markers);for(const o of e)this.markers.has(o)||(this.markers.add(o),t=!0);for(const o of Array.from(this.markers))e.includes(o)||(this.markers.remove(o),t=!0);t&&this.fire("change:marker",{oldMarkers:o,directChange:!1})}_updateMarker(e,t){const o=e.name.split(":",1)[0];if(!this._observedMarkers.has(o))return;let i=!1;const s=Array.from(this.markers),n=this.markers.has(e);if(t){let o=!1;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){o=!0;break}o&&!n?(this.markers.add(e),i=!0):!o&&n&&(this.markers.remove(e),i=!0)}else n&&(this.markers.remove(e),i=!0);i&&this.fire("change:marker",{oldMarkers:s,directChange:!1})}_updateAttributes(e){const t=(0,m.qL)(this._getSurroundingAttributes()),o=(0,m.qL)(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const i=[];for(const[e,t]of this.getAttributes())o.has(e)&&o.get(e)===t||i.push(e);for(const[e]of o)this.hasAttribute(e)||i.push(e);i.length>0&&this.fire("change:attribute",{attributeKeys:i,directChange:!1})}_setAttribute(e,t,o=!0){const i=o?"normal":"low";if("low"==i&&"normal"==this._attributePriority.get(e))return!1;return super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,i),!0)}_removeAttribute(e,t=!0){const o=t?"normal":"low";return("low"!=o||"normal"!=this._attributePriority.get(e))&&(this._attributePriority.set(e,o),!!super.hasAttribute(e)&&(this._attrs.delete(e),!0))}_setAttributesTo(e){const t=new Set;for(const[t,o]of this.getAttributes())e.get(t)!==o&&this._removeAttribute(t,!1);for(const[o,i]of e){this._setAttribute(o,i,!1)&&t.add(o)}return t}*getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith(bi)){const o=t.substr(10);yield[o,e.getAttribute(t)]}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;let o=null;if(this.isCollapsed){const i=e.textNode?e.textNode:e.nodeBefore,s=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(o=ki(i)),o||(o=ki(s)),!this.isGravityOverridden&&!o){let e=i;for(;e&&!t.isInline(e)&&!o;)e=e.previousSibling,o=ki(e)}if(!o){let e=s;for(;e&&!t.isInline(e)&&!o;)e=e.nextSibling,o=ki(e)}o||(o=this.getStoredAttributes())}else{const e=this.getFirstRange();for(const i of e){if(i.item.is("element")&&t.isObject(i.item))break;if("text"==i.type){o=i.item.getAttributes();break}}}return o}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t)}}function ki(e){return e instanceof Do||e instanceof Bo?e.getAttributes():null}class vi{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers)e(t);return this}}const yi=function(e){return(0,_.Z)(e,5)};class xi extends vi{elementToElement(e){return this.add(function(e){const t=Ti(e.model),o=Ai(e.view,"container");t.attributes.length&&(t.children=!0);return i=>{i.on(`insert:${t.name}`,function(e,t=Di){return(o,i,s)=>{if(!t(i.item,s.consumable,{preflight:!0}))return;const n=e(i.item,s,i);if(!n)return;t(i.item,s.consumable);const r=s.mapper.toViewPosition(i.range.start);s.mapper.bindElements(i.item,n),s.writer.insert(r,n),s.convertAttributes(i.item),ji(n,i.item.getChildren(),s,{reconversion:i.reconversion})}}(o,Mi(t)),{priority:e.converterPriority||"normal"}),(t.children||t.attributes.length)&&i.on("reduceChanges",Ri(t),{priority:"low"})}}(e))}elementToStructure(e){return this.add(function(e){const t=Ti(e.model),o=Ai(e.view,"container");return t.children=!0,i=>{if(i._conversionApi.schema.checkChild(t.name,"$text"))throw new m.Bb("conversion-element-to-structure-disallowed-text",i,{elementName:t.name});var s,n;i.on(`insert:${t.name}`,(s=o,n=Mi(t),(e,t,o)=>{if(!n(t.item,o.consumable,{preflight:!0}))return;const i=new Map;o.writer._registerSlotFactory(function(e,t,o){return(i,s)=>{const n=i.createContainerElement("$slot");let r=null;if("children"===s)r=Array.from(e.getChildren());else{if("function"!=typeof s)throw new m.Bb("conversion-slot-mode-unknown",o.dispatcher,{modeOrFilter:s});r=Array.from(e.getChildren()).filter((e=>s(e)))}return t.set(n,r),n}}(t.item,i,o));const r=s(t.item,o,t);if(o.writer._clearSlotFactory(),!r)return;!function(e,t,o){const i=Array.from(t.values()).flat(),s=new Set(i);if(s.size!=i.length)throw new m.Bb("conversion-slot-filter-overlap",o.dispatcher,{element:e});if(s.size!=e.childCount)throw new m.Bb("conversion-slot-filter-incomplete",o.dispatcher,{element:e})}(t.item,i,o),n(t.item,o.consumable);const a=o.mapper.toViewPosition(t.range.start);o.mapper.bindElements(t.item,r),o.writer.insert(a,r),o.convertAttributes(t.item),function(e,t,o,i){o.mapper.on("modelToViewPosition",r,{priority:"highest"});let s=null,n=null;for([s,n]of t)ji(e,n,o,i),o.writer.move(o.writer.createRangeIn(s),o.writer.createPositionBefore(s)),o.writer.remove(s);function r(e,t){const o=t.modelPosition.nodeAfter,i=n.indexOf(o);i<0||(t.viewPosition=t.mapper.findPositionIn(s,i))}o.mapper.off("modelToViewPosition",r)}(r,i,o,{reconversion:t.reconversion})}),{priority:e.converterPriority||"normal"}),i.on("reduceChanges",Ri(t),{priority:"low"})}}(e))}attributeToElement(e){return this.add(function(e){e=yi(e);let t=e.model;"string"==typeof t&&(t={key:t});let o=`attribute:${t.key}`;t.name&&(o+=":"+t.name);if(t.values)for(const o of t.values)e.view[o]=Ai(e.view[o],"attribute");else e.view=Ai(e.view,"attribute");const i=Ci(e);return t=>{t.on(o,function(e){return(t,o,i)=>{if(!i.consumable.test(o.item,t.name))return;const 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this.add(function(e){e=yi(e),e.model||(e.model=t=>t?e.view+":"+t:e.view);const t={view:e.view,model:e.model},o=Gi(Xi(t,"start")),i=Gi(Xi(t,"end"));return s=>{s.on(`element:${e.view}-start`,o,{priority:e.converterPriority||"normal"}),s.on(`element:${e.view}-end`,i,{priority:e.converterPriority||"normal"});const n=m.tA.get("low"),r=m.tA.get("highest"),a=m.tA.get(e.converterPriority)/r;s.on("element",function(e){return(t,o,i)=>{const s=`data-${e.view}`;function n(t,s){for(const n of s){const 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i=e.nodeAfter&&!o.isLimit(e.nodeAfter)||o.checkChild(e,"$text"),s=t.nodeBefore&&!o.isLimit(t.nodeBefore)||o.checkChild(t,"$text");return i||s}(o,i,t)){const e=o.nodeAfter&&t.isSelectable(o.nodeAfter)?null:t.getNearestSelectionRange(o,"forward"),s=i.nodeBefore&&t.isSelectable(i.nodeBefore)?null:t.getNearestSelectionRange(i,"backward"),n=e?e.start:o,r=s?s.end:i;return new qo(n,r)}}const c=r&&!r.is("rootElement"),l=a&&!a.is("rootElement");if(c||l){const e=o.nodeAfter&&i.nodeBefore&&o.nodeAfter.parent===i.nodeBefore.parent,s=c&&(!e||!os(o.nodeAfter,t)),n=l&&(!e||!os(i.nodeBefore,t));let d=o,h=i;return s&&(d=zo._createBefore(ts(r,t))),n&&(h=zo._createAfter(ts(a,t))),new qo(d,h)}return null}(e,t)}function ts(e,t){let o=e,i=o;for(;t.isLimit(i)&&i.parent;)o=i,i=i.parent;return o}function os(e,t){return e&&t.isSelectable(e)}class is extends((0,m.Re)()){constructor(e,t){super(),this.model=e,this.view=new Oo(t),this.mapper=new Ho,this.downcastDispatcher=new si({mapper:this.mapper,schema:e.schema});const o=this.model.document,i=o.selection,s=this.model.markers;var n,r,a;this.listenTo(this.model,"_beforeChanges",(()=>{this.view._disableRendering(!0)}),{priority:"highest"}),this.listenTo(this.model,"_afterChanges",(()=>{this.view._disableRendering(!1)}),{priority:"lowest"}),this.listenTo(o,"change",(()=>{this.view.change((e=>{this.downcastDispatcher.convertChanges(o.differ,s,e),this.downcastDispatcher.convertSelection(i,s,e)}))}),{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(e,t){return(o,i)=>{const s=i.newSelection,n=[];for(const e of s.getRanges())n.push(t.toModelRange(e));const r=e.createSelection(n,{backward:s.isBackward});r.isEqual(e.document.selection)||e.change((e=>{e.setSelection(r)}))}}(this.model,this.mapper)),this.listenTo(this.view.document,"beforeinput",(n=this.mapper,r=this.model.schema,a=this.view,(e,t)=>{if(!a.document.isComposing||m.OB.isAndroid)for(let e=0;e<t.targetRanges.length;e++){const o=t.targetRanges[e],i=n.toModelRange(o),s=es(i,r);s&&!s.isEqual(i)&&(t.targetRanges[e]=n.toViewRange(s))}}),{priority:"high"}),this.downcastDispatcher.on("insert:$text",((e,t,o)=>{if(!o.consumable.consume(t.item,e.name))return;const i=o.writer,s=o.mapper.toViewPosition(t.range.start),n=i.createText(t.item.data);i.insert(s,n)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,o)=>{o.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||o.convertChildren(t.item)}),{priority:"lowest"}),this.downcastDispatcher.on("remove",((e,t,o)=>{const i=o.mapper.toViewPosition(t.position),s=t.position.getShiftedBy(t.length),n=o.mapper.toViewPosition(s,{isPhantom:!0}),r=o.writer.createRange(i,n),a=o.writer.remove(r.getTrimmed());for(const e of o.writer.createRangeIn(a).getItems())o.mapper.unbindViewElement(e,{defer:!0})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,o)=>{const i=o.writer,s=i.document.selection;for(const e of s.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&o.writer.mergeAttributes(e.start);i.setSelection(null)}),{priority:"high"}),this.downcastDispatcher.on("selection",((e,t,o)=>{const i=t.selection;if(i.isCollapsed)return;if(!o.consumable.consume(i,"selection"))return;const s=[];for(const e of i.getRanges())s.push(o.mapper.toViewRange(e));o.writer.setSelection(s,{backward:i.isBackward})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,o)=>{const i=t.selection;if(!i.isCollapsed)return;if(!o.consumable.consume(i,"selection"))return;const s=o.writer,n=i.getFirstPosition(),r=o.mapper.toViewPosition(n),a=s.breakAttributes(r);s.setSelection(a)}),{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using((e=>{if("$graveyard"==e.rootName)return null;const t=new Me(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t}))}destroy(){this.view.destroy(),this.stopListening()}reconvertMarker(e){const t="string"==typeof e?e:e.name,o=this.model.markers.get(t);if(!o)throw new m.Bb("editingcontroller-reconvertmarker-marker-not-exist",this,{markerName:t});this.model.change((()=>{this.model.markers._refresh(o)}))}reconvertItem(e){this.model.change((()=>{this.model.document.differ._refreshItem(e)}))}}class ss{constructor(){this._consumables=new Map}add(e,t){let o;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):(this._consumables.has(e)?o=this._consumables.get(e):(o=new rs(e),this._consumables.set(e,o)),o.add(t))}test(e,t){const o=this._consumables.get(e);return void 0===o?null:e.is("$text")||e.is("documentFragment")?o:o.test(t)}consume(e,t){return!!this.test(e,t)&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!1):this._consumables.get(e).consume(t),!0)}revert(e,t){const o=this._consumables.get(e);void 0!==o&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):o.revert(t))}static consumablesFromElement(e){const t={element:e,name:!0,attributes:[],classes:[],styles:[]},o=e.getAttributeKeys();for(const e of o)"style"!=e&&"class"!=e&&t.attributes.push(e);const i=e.getClassNames();for(const e of i)t.classes.push(e);const s=e.getStyleNames();for(const e of s)t.styles.push(e);return t}static createFrom(e,t){if(t||(t=new ss),e.is("$text"))return t.add(e),t;e.is("element")&&t.add(e,ss.consumablesFromElement(e)),e.is("documentFragment")&&t.add(e);for(const o of e.getChildren())t=ss.createFrom(o,t);return t}}const ns=["attributes","classes","styles"];class rs{constructor(e){this.element=e,this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){e.name&&(this._canConsumeName=!0);for(const t of ns)t in e&&this._add(t,e[t])}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const t of ns)if(t in e){const o=this._test(t,e[t]);if(!0!==o)return o}return!0}consume(e){e.name&&(this._canConsumeName=!1);for(const t of ns)t in e&&this._consume(t,e[t])}revert(e){e.name&&(this._canConsumeName=!0);for(const t of ns)t in e&&this._revert(t,e[t])}_add(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o){if("attributes"===e&&("class"===t||"style"===t))throw new m.Bb("viewconsumable-invalid-attribute",this);if(i.set(t,!0),"styles"===e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!0)}}_test(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o)if("attributes"!==e||"class"!==t&&"style"!==t){const e=i.get(t);if(void 0===e)return null;if(!e)return!1}else{const e="class"==t?"classes":"styles",o=this._test(e,[...this._consumables[e].keys()]);if(!0!==o)return o}return!0}_consume(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o)if("attributes"!==e||"class"!==t&&"style"!==t){if(i.set(t,!1),"styles"==e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!1)}else{const e="class"==t?"classes":"styles";this._consume(e,[...this._consumables[e].keys()])}}_revert(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o)if("attributes"!==e||"class"!==t&&"style"!==t){!1===i.get(t)&&i.set(t,!0)}else{const e="class"==t?"classes":"styles";this._revert(e,[...this._consumables[e].keys()])}}}class as extends((0,m.Re)()){constructor(){super(),this._sourceDefinitions={},this._attributeProperties={},this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",((e,t)=>{t[0]=new cs(t[0])}),{priority:"highest"}),this.on("checkChild",((e,t)=>{t[0]=new cs(t[0]),t[1]=this.getDefinition(t[1])}),{priority:"highest"})}register(e,t){if(this._sourceDefinitions[e])throw new m.Bb("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e])throw new m.Bb("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:"is"in e&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return!!t&&!(!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return!!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return!(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return!!t&&!(!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return!!t&&!(!t.isContent&&!t.isObject)}checkChild(e,t){return!!t&&this._checkContextMatch(t,e)}checkAttribute(e,t){const o=this.getDefinition(e.last);return!!o&&o.allowAttributes.includes(t)}checkMerge(e,t){if(e instanceof zo){const t=e.nodeBefore,o=e.nodeAfter;if(!(t instanceof Vo))throw new m.Bb("schema-check-merge-no-element-before",this);if(!(o instanceof Vo))throw new m.Bb("schema-check-merge-no-element-after",this);return this.checkMerge(t,o)}for(const o of t.getChildren())if(!this.checkChild(e,o))return!1;return!0}addChildCheck(e){this.on("checkChild",((t,[o,i])=>{if(!i)return;const s=e(o,i);"boolean"==typeof s&&(t.stop(),t.return=s)}),{priority:"high"})}addAttributeCheck(e){this.on("checkAttribute",((t,[o,i])=>{const s=e(o,i);"boolean"==typeof s&&(t.stop(),t.return=s)}),{priority:"high"})}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||{}}getLimitElement(e){let t;if(e instanceof zo)t=e.parent;else{t=(e instanceof qo?[e]:Array.from(e.getRanges())).reduce(((e,t)=>{const o=t.getCommonAncestor();return e?e.getCommonAncestor(o,{includeSelf:!0}):o}),null)}for(;!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const o=[...e.getFirstPosition().getAncestors(),new Bo("",e.getAttributes())];return this.checkAttribute(o,t)}{const o=e.getRanges();for(const e of o)for(const o of e)if(this.checkAttribute(o.item,t))return!0}return!1}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges()}(e);for(const o of e)yield*this._getValidRangesForRange(o,t)}getNearestSelectionRange(e,t="both"){if(this.checkChild(e,"$text"))return new qo(e);let o,i;const s=e.getAncestors().reverse().find((e=>this.isLimit(e)))||e.root;"both"!=t&&"backward"!=t||(o=new Io({boundaries:qo._createIn(s),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(i=new Io({boundaries:qo._createIn(s),startPosition:e}));for(const e of function*(e,t){let o=!1;for(;!o;){if(o=!0,e){const t=e.next();t.done||(o=!1,yield{walker:e,value:t.value})}if(t){const e=t.next();e.done||(o=!1,yield{walker:t,value:e.value})}}}(o,i)){const t=e.walker==o?"elementEnd":"elementStart",i=e.value;if(i.type==t&&this.isObject(i.item))return qo._createOn(i.item);if(this.checkChild(i.nextPosition,"$text"))return new qo(i.nextPosition)}return null}findAllowedParent(e,t){let o=e.parent;for(;o;){if(this.checkChild(o,t))return o;if(this.isLimit(o))return null;o=o.parent}return null}setAllowedAttributes(e,t,o){const i=o.model;for(const[s,n]of Object.entries(t))i.schema.checkAttribute(e,s)&&o.setAttribute(s,n,e)}removeDisallowedAttributes(e,t){for(const o of e)if(o.is("$text"))vs(this,o,t);else{const e=qo._createIn(o).getPositions();for(const o of e){vs(this,o.nodeBefore||o.parent,t)}}}getAttributesWithProperty(e,t,o){const i={};for(const[s,n]of e.getAttributes()){const e=this.getAttributeProperties(s);void 0!==e[t]&&(void 0!==o&&o!==e[t]||(i[s]=n))}return i}createContext(e){return new cs(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={},t=this._sourceDefinitions,o=Object.keys(t);for(const i of o)e[i]=ls(t[i],i);for(const t of o)ds(e,t);for(const t of o)hs(e,t);for(const t of o)us(e,t);for(const t of o)ps(e,t),fs(e,t);for(const t of o)gs(e,t),ms(e,t),bs(e,t);this._compiledDefinitions=e}_checkContextMatch(e,t,o=t.length-1){const i=t.getItem(o);if(e.allowIn.includes(i.name)){if(0==o)return!0;{const e=this.getDefinition(i);return this._checkContextMatch(e,t,o-1)}}return!1}*_getValidRangesForRange(e,t){let o=e.start,i=e.start;for(const s of e.getItems({shallow:!0}))s.is("element")&&(yield*this._getValidRangesForRange(qo._createIn(s),t)),this.checkAttribute(s,t)||(o.isEqual(i)||(yield new qo(o,i)),o=zo._createAfter(s)),i=zo._createAfter(s);o.isEqual(i)||(yield new qo(o,i))}}class cs{constructor(e){if(e instanceof cs)return e;let t;t="string"==typeof e?[e]:Array.isArray(e)?e:e.getAncestors({includeSelf:!0}),this._items=t.map(ks)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new cs([e]);return t._items=[...this._items,...t._items],t}getItem(e){return this._items[e]}*getNames(){yield*this._items.map((e=>e.name))}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function ls(e,t){const o={name:t,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],allowChildren:[],inheritTypesFrom:[]};return function(e,t){for(const o of e){const e=Object.keys(o).filter((e=>e.startsWith("is")));for(const i of e)t[i]=!!o[i]}}(e,o),_s(e,o,"allowIn"),_s(e,o,"allowContentOf"),_s(e,o,"allowWhere"),_s(e,o,"allowAttributes"),_s(e,o,"allowAttributesOf"),_s(e,o,"allowChildren"),_s(e,o,"inheritTypesFrom"),function(e,t){for(const o of e){const e=o.inheritAllFrom;e&&(t.allowContentOf.push(e),t.allowWhere.push(e),t.allowAttributesOf.push(e),t.inheritTypesFrom.push(e))}}(e,o),o}function ds(e,t){const o=e[t];for(const i of o.allowChildren){const o=e[i];o&&o.allowIn.push(t)}o.allowChildren.length=0}function hs(e,t){for(const o of e[t].allowContentOf)if(e[o]){ws(e,o).forEach((e=>{e.allowIn.push(t)}))}delete e[t].allowContentOf}function us(e,t){for(const o of e[t].allowWhere){const i=e[o];if(i){const o=i.allowIn;e[t].allowIn.push(...o)}}delete e[t].allowWhere}function ps(e,t){for(const o of e[t].allowAttributesOf){const i=e[o];if(i){const o=i.allowAttributes;e[t].allowAttributes.push(...o)}}delete e[t].allowAttributesOf}function fs(e,t){const o=e[t];for(const t of o.inheritTypesFrom){const i=e[t];if(i){const e=Object.keys(i).filter((e=>e.startsWith("is")));for(const t of e)t in o||(o[t]=i[t])}}delete o.inheritTypesFrom}function gs(e,t){const o=e[t],i=o.allowIn.filter((t=>e[t]));o.allowIn=Array.from(new Set(i))}function ms(e,t){const o=e[t];for(const i of o.allowIn){e[i].allowChildren.push(t)}}function bs(e,t){const o=e[t];o.allowAttributes=Array.from(new Set(o.allowAttributes))}function _s(e,t,o){for(const i of e){const e=i[o];"string"==typeof e?t[o].push(e):Array.isArray(e)&&t[o].push(...e)}}function ws(e,t){const o=e[t];return(i=e,Object.keys(i).map((e=>i[e]))).filter((e=>e.allowIn.includes(o.name)));var i}function ks(e){return"string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute:t=>e.getAttribute(t)}}function vs(e,t,o){for(const i of t.getAttributeKeys())e.checkAttribute(t,i)||o.removeAttribute(i,t)}var ys=Object.defineProperty,xs=Object.defineProperties,Ps=Object.getOwnPropertyDescriptors,Es=Object.getOwnPropertySymbols,Ts=Object.prototype.hasOwnProperty,As=Object.prototype.propertyIsEnumerable,Cs=(e,t,o)=>t in e?ys(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class Ss extends((0,m.ln)()){constructor(e){var t;super(),this._splitParts=new Map,this._cursorParents=new Map,this._modelCursor=null,this._emptyElementsToKeep=new Set,this.conversionApi=(t=((e,t)=>{for(var o in t||(t={}))Ts.call(t,o)&&Cs(e,o,t[o]);if(Es)for(var o of Es(t))As.call(t,o)&&Cs(e,o,t[o]);return e})({},e),xs(t,Ps({consumable:null,writer:null,store:null,convertItem:(e,t)=>this._convertItem(e,t),convertChildren:(e,t)=>this._convertChildren(e,t),safeInsert:(e,t)=>this._safeInsert(e,t),updateConversionResult:(e,t)=>this._updateConversionResult(e,t),splitToAllowedParent:(e,t)=>this._splitToAllowedParent(e,t),getSplitParts:e=>this._getSplitParts(e),keepEmptyElement:e=>this._keepEmptyElement(e)})))}convert(e,t,o=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let o;for(const i of new cs(e)){const e={};for(const t of i.getAttributeKeys())e[t]=i.getAttribute(t);const s=t.createElement(i.name,e);o&&t.insert(s,o),o=zo._createAt(s,0)}return o}(o,t),this.conversionApi.writer=t,this.conversionApi.consumable=ss.createFrom(e),this.conversionApi.store={};const{modelRange:i}=this._convertItem(e,this._modelCursor),s=t.createDocumentFragment();if(i){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren()))t.append(e,s);s.markers=function(e,t){const o=new Set,i=new Map,s=qo._createIn(e).getItems();for(const e of s)e.is("element","$marker")&&o.add(e);for(const e of o){const o=e.getAttribute("data-name"),s=t.createPositionBefore(e);i.has(o)?i.get(o).end=s.clone():i.set(o,new qo(s.clone())),t.remove(e)}return i}(s,t)}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this._emptyElementsToKeep.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,s}_convertItem(e,t){const o={viewItem:e,modelCursor:t,modelRange:null};if(e.is("element")?this.fire(`element:${e.name}`,o,this.conversionApi):e.is("$text")?this.fire("text",o,this.conversionApi):this.fire("documentFragment",o,this.conversionApi),o.modelRange&&!(o.modelRange instanceof qo))throw new m.Bb("view-conversion-dispatcher-incorrect-result",this);return{modelRange:o.modelRange,modelCursor:o.modelCursor}}_convertChildren(e,t){let o=t.is("position")?t:zo._createAt(t,0);const i=new qo(o);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,o);e.modelRange instanceof qo&&(i.end=e.modelRange.end,o=e.modelCursor)}return{modelRange:i,modelCursor:o}}_safeInsert(e,t){const o=this._splitToAllowedParent(e,t);return!!o&&(this.conversionApi.writer.insert(e,o.position),!0)}_updateConversionResult(e,t){const o=this._getSplitParts(e),i=this.conversionApi.writer;t.modelRange||(t.modelRange=i.createRange(i.createPositionBefore(e),i.createPositionAfter(o[o.length-1])));const s=this._cursorParents.get(e);t.modelCursor=s?i.createPositionAt(s,0):t.modelRange.end}_splitToAllowedParent(e,t){const{schema:o,writer:i}=this.conversionApi;let s=o.findAllowedParent(t,e);if(s){if(s===t.parent)return{position:t};this._modelCursor.parent.getAncestors().includes(s)&&(s=null)}if(!s)return Ii(t,e,o)?{position:Ni(t,i)}:null;const n=this.conversionApi.writer.split(t,s),r=[];for(const e of n.range.getWalker())if("elementEnd"==e.type)r.push(e.item);else{const t=r.pop(),o=e.item;this._registerSplitPair(t,o)}const a=n.range.end.parent;return this._cursorParents.set(e,a),{position:n.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const o=this._splitParts.get(e);this._splitParts.set(t,o),o.push(t)}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_keepEmptyElement(e){this._emptyElementsToKeep.add(e)}_removeEmptyElements(){let e=!1;for(const t of this._splitParts.keys())t.isEmpty&&!this._emptyElementsToKeep.has(t)&&(this.conversionApi.writer.remove(t),this._splitParts.delete(t),e=!0);e&&this._removeEmptyElements()}}class Os{getHtml(e){const t=document.implementation.createHTMLDocument("").createElement("div");return t.appendChild(e),t.innerHTML}}class Rs{constructor(e){this.skipComments=!0,this.domParser=new DOMParser,this.domConverter=new It(e,{renderingMode:"data"}),this.htmlWriter=new Os}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e)}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){e.match(/<(?:html|body|head|meta)(?:\s[^>]*)?>/i)||(e=`<body>${e}</body>`);const t=this.domParser.parseFromString(e,"text/html"),o=t.createDocumentFragment(),i=t.body.childNodes;for(;i.length>0;)o.appendChild(i[0]);return o}}var Ms=o("./packages/ckeditor5-utils/src/ckeditorerror.ts");class js extends((0,m.ln)()){constructor(e,t){super(),this.model=e,this.mapper=new Ho,this.downcastDispatcher=new si({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",((e,t,o)=>{if(!o.consumable.consume(t.item,e.name))return;const i=o.writer,s=o.mapper.toViewPosition(t.range.start),n=i.createText(t.item.data);i.insert(s,n)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,o)=>{o.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||o.convertChildren(t.item)}),{priority:"lowest"}),this.upcastDispatcher=new Ss({schema:e.schema}),this.viewDocument=new He(t),this.stylesProcessor=t,this.htmlProcessor=new Rs(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new st(this.viewDocument),this.upcastDispatcher.on("text",((e,t,{schema:o,consumable:i,writer:s})=>{let n=t.modelCursor;if(!i.test(t.viewItem))return;if(!o.checkChild(n,"$text")){if(!Ii(n,"$text",o))return;if(0==t.viewItem.data.trim().length)return;const e=n.nodeBefore;n=Ni(n,s),e&&e.is("element","$marker")&&(s.move(s.createRangeOn(e),n),n=s.createPositionAfter(e))}i.consume(t.viewItem);const r=s.createText(t.viewItem.data);s.insert(r,n),t.modelRange=s.createRange(n,n.getShiftedBy(r.offsetSize)),t.modelCursor=t.modelRange.end}),{priority:"lowest"}),this.upcastDispatcher.on("element",((e,t,o)=>{if(!t.modelRange&&o.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=o.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}}),{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",((e,t,o)=>{if(!t.modelRange&&o.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=o.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}}),{priority:"lowest"}),(0,m.Re)().prototype.decorate.call(this,"init"),(0,m.Re)().prototype.decorate.call(this,"set"),(0,m.Re)().prototype.decorate.call(this,"get"),(0,m.Re)().prototype.decorate.call(this,"toView"),(0,m.Re)().prototype.decorate.call(this,"toModel"),this.on("init",(()=>{this.fire("ready")}),{priority:"lowest"}),this.on("ready",(()=>{this.model.enqueueChange({isUndoable:!1},Vi)}),{priority:"lowest"})}get(e={}){const{rootName:t="main",trim:o="empty"}=e;if(!this._checkIfRootsExists([t]))throw new m.Bb("datacontroller-get-non-existent-root",this);const i=this.model.document.getRoot(t);return i.isAttached()||(0,Ms.KE)("datacontroller-get-detached-root",this),"empty"!==o||this.model.hasContent(i,{ignoreWhitespaces:!0})?this.stringify(i,e):""}stringify(e,t={}){const o=this.toView(e,t);return this.processor.toData(o)}toView(e,t={}){const o=this.viewDocument,i=this._viewWriter;this.mapper.clearBindings();const s=qo._createIn(e),n=new it(o);this.mapper.bindElements(e,n);const r=e.is("documentFragment")?e.markers:function(e){const t=[],o=e.root.document;if(!o)return new Map;const i=qo._createIn(e);for(const e of o.model.markers){const o=e.getRange(),s=o.isCollapsed,n=o.start.isEqual(i.start)||o.end.isEqual(i.end);if(s&&n)t.push([e.name,o]);else{const s=i.getIntersection(o);s&&t.push([e.name,s])}}return t.sort((([e,t],[o,i])=>{if("after"!==t.end.compareWith(i.start))return 1;if("before"!==t.start.compareWith(i.end))return-1;switch(t.start.compareWith(i.start)){case"before":return 1;case"after":return-1;default:switch(t.end.compareWith(i.end)){case"before":return 1;case"after":return-1;default:return o.localeCompare(e)}}})),new Map(t)}(e);return this.downcastDispatcher.convert(s,r,i,t),n}init(e){if(this.model.document.version)throw new m.Bb("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new m.Bb("datacontroller-init-non-existent-root",this);return this.model.enqueueChange({isUndoable:!1},(e=>{for(const o of Object.keys(t)){const i=this.model.document.getRoot(o);e.insert(this.parse(t[o],i),i,0)}})),Promise.resolve()}set(e,t={}){let o={};if("string"==typeof e?o.main=e:o=e,!this._checkIfRootsExists(Object.keys(o)))throw new m.Bb("datacontroller-set-non-existent-root",this);this.model.enqueueChange(t.batchType||{},(e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(o)){const i=this.model.document.getRoot(t);e.remove(e.createRangeIn(i)),e.insert(this.parse(o[t],i),i,0)}}))}parse(e,t="$root"){const o=this.processor.toView(e);return this.toModel(o,t)}toModel(e,t="$root"){return this.model.change((o=>this.upcastDispatcher.convert(e,o,t)))}addStyleProcessorRules(e){e(this.stylesProcessor)}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRoot(t))return!1;return!0}}class Bs{constructor(e,t){this._helpers=new Map,this._downcast=(0,m.qo)(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=(0,m.qo)(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(e,t){const o=this._downcast.includes(t);if(!this._upcast.includes(t)&&!o)throw new m.Bb("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:o})}for(e){if(!this._helpers.has(e))throw new m.Bb("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:o}of Ds(e))this.for("upcast").elementToElement({model:t,view:o,converterPriority:e.converterPriority})}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:o}of Ds(e))this.for("upcast").elementToAttribute({view:o,model:t,converterPriority:e.converterPriority})}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:o}of Ds(e))this.for("upcast").attributeToAttribute({view:o,model:t})}_createConversionHelpers({name:e,dispatchers:t,isDowncast:o}){if(this._helpers.has(e))throw new m.Bb("conversion-group-exists",this);const i=o?new xi(t):new Hi(t);this._helpers.set(e,i)}}function*Ds(e){if(e.model.values)for(const t of e.model.values){const o={key:e.model.key,value:t},i=e.view[t],s=e.upcastAlso?e.upcastAlso[t]:void 0;yield*Vs(o,i,s)}else yield*Vs(e.model,e.view,e.upcastAlso)}function*Vs(e,t,o){if(yield{model:e,view:t},o)for(const t of(0,m.qo)(o))yield{model:e,view:t}}class Is{constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return"Operation"}static fromJSON(e,t){return new this(e.baseVersion)}}function Ns(e,t){const o=Ls(t),i=o.reduce(((e,t)=>e+t.offsetSize),0),s=e.parent;Ws(e);const n=e.index;return s._insertChild(n,o),Zs(s,n+o.length),Zs(s,n),new qo(e,e.getShiftedBy(i))}function zs(e){if(!e.isFlat)throw new m.Bb("operation-utils-remove-range-not-flat",this);const t=e.start.parent;Ws(e.start),Ws(e.end);const o=t._removeChildren(e.start.index,e.end.index-e.start.index);return Zs(t,e.start.index),o}function Fs(e,t){if(!e.isFlat)throw new m.Bb("operation-utils-move-range-not-flat",this);const o=zs(e);return Ns(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),o)}function Ls(e){const t=[];!function e(o){if("string"==typeof o)t.push(new Bo(o));else if(o instanceof Do)t.push(new Bo(o.data,o.getAttributes()));else if(o instanceof Mo)t.push(o);else if((0,m.TW)(o))for(const t of o)e(t)}(e);for(let e=1;e<t.length;e++){const o=t[e],i=t[e-1];o instanceof Bo&&i instanceof Bo&&$s(o,i)&&(t.splice(e-1,2,new Bo(i.data+o.data,i.getAttributes())),e--)}return t}function Zs(e,t){const o=e.getChild(t-1),i=e.getChild(t);if(o&&i&&o.is("$text")&&i.is("$text")&&$s(o,i)){const s=new Bo(o.data+i.data,o.getAttributes());e._removeChildren(t-1,2),e._insertChild(t-1,s)}}function Ws(e){const t=e.textNode,o=e.parent;if(t){const i=e.offset-t.startOffset,s=t.index;o._removeChildren(s,1);const n=new Bo(t.data.substr(0,i),t.getAttributes()),r=new Bo(t.data.substr(i),t.getAttributes());o._insertChild(s,[n,r])}}function $s(e,t){const o=e.getAttributes(),i=t.getAttributes();for(const e of o){if(e[1]!==t.getAttribute(e[0]))return!1;i.next()}return i.next().done}class qs extends Is{constructor(e,t,o,i){super(i),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toNext",this.howMany=t,this.targetPosition=o.clone(),this.targetPosition.stickiness="toNone"}get type(){return"$graveyard"==this.targetPosition.root.rootName?"remove":"$graveyard"==this.sourcePosition.root.rootName?"reinsert":"move"}get affectedSelectable(){return[qo._createFromPositionAndShift(this.sourcePosition,this.howMany),qo._createFromPositionAndShift(this.targetPosition,0)]}clone(){return new qs(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const e=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new qs(this.getMovedRangeStart(),this.howMany,e,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent,o=this.sourcePosition.offset,i=this.targetPosition.offset;if(o+this.howMany>e.maxOffset)throw new m.Bb("move-operation-nodes-do-not-exist",this);if(e===t&&o<i&&i<o+this.howMany)throw new m.Bb("move-operation-range-into-itself",this);if(this.sourcePosition.root==this.targetPosition.root&&"prefix"==(0,m.Rt)(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())){const e=this.sourcePosition.path.length-1;if(this.targetPosition.path[e]>=o&&this.targetPosition.path[e]<o+this.howMany)throw new m.Bb("move-operation-node-into-itself",this)}}_execute(){Fs(qo._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e.targetPosition=this.targetPosition.toJSON(),e}static get className(){return"MoveOperation"}static fromJSON(e,t){const o=zo.fromJSON(e.sourcePosition,t),i=zo.fromJSON(e.targetPosition,t);return new this(o,e.howMany,i,e.baseVersion)}}class Hs extends Is{constructor(e,t,o){super(o),this.position=e.clone(),this.position.stickiness="toNone",this.nodes=new jo(Ls(t)),this.shouldReceiveAttributes=!1}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}get affectedSelectable(){return this.position.clone()}clone(){const e=new jo([...this.nodes].map((e=>e._clone(!0)))),t=new Hs(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new zo(e,[0]);return new qs(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffset<this.position.offset)throw new m.Bb("insert-operation-position-invalid",this)}_execute(){const e=this.nodes;this.nodes=new jo([...e].map((e=>e._clone(!0)))),Ns(this.position,e)}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return"InsertOperation"}static fromJSON(e,t){const o=[];for(const t of e.nodes)t.name?o.push(Vo.fromJSON(t)):o.push(Bo.fromJSON(t));const i=new Hs(zo.fromJSON(e.position,t),o,e.baseVersion);return i.shouldReceiveAttributes=e.shouldReceiveAttributes,i}}class Us extends Is{constructor(e,t,o,i,s){super(s),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=o,this.graveyardPosition=i?i.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new zo(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new qo(this.splitPosition,e)}get affectedSelectable(){const e=[qo._createFromPositionAndShift(this.splitPosition,0),qo._createFromPositionAndShift(this.insertionPosition,0)];return this.graveyardPosition&&e.push(qo._createFromPositionAndShift(this.graveyardPosition,0)),e}clone(){return new Us(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new zo(e,[0]);return new Ks(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset<t)throw new m.Bb("split-operation-position-invalid",this);if(!e.parent)throw new m.Bb("split-operation-split-in-root",this);if(this.howMany!=e.maxOffset-this.splitPosition.offset)throw new m.Bb("split-operation-how-many-invalid",this);if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter)throw new m.Bb("split-operation-graveyard-position-invalid",this)}_execute(){const e=this.splitPosition.parent;if(this.graveyardPosition)Fs(qo._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition);else{const t=e._clone();Ns(this.insertionPosition,t)}Fs(new qo(zo._createAt(e,this.splitPosition.offset),zo._createAt(e,e.maxOffset)),this.moveTargetPosition)}toJSON(){const e=super.toJSON();return e.splitPosition=this.splitPosition.toJSON(),e.insertionPosition=this.insertionPosition.toJSON(),this.graveyardPosition&&(e.graveyardPosition=this.graveyardPosition.toJSON()),e}static get className(){return"SplitOperation"}static getInsertionPosition(e){const t=e.path.slice(0,-1);return t[t.length-1]++,new zo(e.root,t,"toPrevious")}static fromJSON(e,t){const o=zo.fromJSON(e.splitPosition,t),i=zo.fromJSON(e.insertionPosition,t),s=e.graveyardPosition?zo.fromJSON(e.graveyardPosition,t):null;return new this(o,e.howMany,i,s,e.baseVersion)}}class Ks extends Is{constructor(e,t,o,i,s){super(s),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toPrevious",this.howMany=t,this.targetPosition=o.clone(),this.targetPosition.stickiness="toNext",this.graveyardPosition=i.clone()}get type(){return"merge"}get deletionPosition(){return new zo(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const e=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new qo(this.sourcePosition,e)}get affectedSelectable(){const e=this.sourcePosition.parent;return[qo._createOn(e),qo._createFromPositionAndShift(this.targetPosition,0),qo._createFromPositionAndShift(this.graveyardPosition,0)]}clone(){return new Ks(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.targetPosition._getTransformedByMergeOperation(this),t=this.sourcePosition.path.slice(0,-1),o=new zo(this.sourcePosition.root,t)._getTransformedByMergeOperation(this);return new Us(e,this.howMany,o,this.graveyardPosition,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent;if(!e.parent)throw new m.Bb("merge-operation-source-position-invalid",this);if(!t.parent)throw new m.Bb("merge-operation-target-position-invalid",this);if(this.howMany!=e.maxOffset)throw new m.Bb("merge-operation-how-many-invalid",this)}_execute(){const e=this.sourcePosition.parent;Fs(qo._createIn(e),this.targetPosition),Fs(qo._createOn(e),this.graveyardPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=e.sourcePosition.toJSON(),e.targetPosition=e.targetPosition.toJSON(),e.graveyardPosition=e.graveyardPosition.toJSON(),e}static get className(){return"MergeOperation"}static fromJSON(e,t){const o=zo.fromJSON(e.sourcePosition,t),i=zo.fromJSON(e.targetPosition,t),s=zo.fromJSON(e.graveyardPosition,t);return new this(o,e.howMany,i,s,e.baseVersion)}}class Gs extends Is{constructor(e,t,o,i,s,n){super(n),this.name=e,this.oldRange=t?t.clone():null,this.newRange=o?o.clone():null,this.affectsData=s,this._markers=i}get type(){return"marker"}get affectedSelectable(){const e=[];return this.oldRange&&e.push(this.oldRange.clone()),this.newRange&&(this.oldRange?e.push(...this.newRange.getDifference(this.oldRange)):e.push(this.newRange.clone())),e}clone(){return new Gs(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new Gs(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){this.newRange?this._markers._set(this.name,this.newRange,!0,this.affectsData):this._markers._remove(this.name)}toJSON(){const e=super.toJSON();return this.oldRange&&(e.oldRange=this.oldRange.toJSON()),this.newRange&&(e.newRange=this.newRange.toJSON()),delete e._markers,e}static get className(){return"MarkerOperation"}static fromJSON(e,t){return new Gs(e.name,e.oldRange?qo.fromJSON(e.oldRange,t):null,e.newRange?qo.fromJSON(e.newRange,t):null,t.model.markers,e.affectsData,e.baseVersion)}}const Js=function(e,t){return _o(e,t)};class Ys extends Is{constructor(e,t,o,i,s){super(s),this.range=e.clone(),this.key=t,this.oldValue=void 0===o?null:o,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addAttribute":null===this.newValue?"removeAttribute":"changeAttribute"}get affectedSelectable(){return this.range.clone()}clone(){return new Ys(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Ys(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const e=super.toJSON();return e.range=this.range.toJSON(),e}_validate(){if(!this.range.isFlat)throw new m.Bb("attribute-operation-range-not-flat",this);for(const e of this.range.getItems({shallow:!0})){if(null!==this.oldValue&&!Js(e.getAttribute(this.key),this.oldValue))throw new m.Bb("attribute-operation-wrong-old-value",this,{item:e,key:this.key,value:this.oldValue});if(null===this.oldValue&&null!==this.newValue&&e.hasAttribute(this.key))throw new m.Bb("attribute-operation-attribute-exists",this,{node:e,key:this.key})}}_execute(){Js(this.oldValue,this.newValue)||function(e,t,o){Ws(e.start),Ws(e.end);for(const i of e.getItems({shallow:!0})){const e=i.is("$textProxy")?i.textNode:i;null!==o?e._setAttribute(t,o):e._removeAttribute(t),Zs(e.parent,e.index)}Zs(e.end.parent,e.end.index)}(this.range,this.key,this.newValue)}static get className(){return"AttributeOperation"}static fromJSON(e,t){return new Ys(qo.fromJSON(e.range,t),e.key,e.oldValue,e.newValue,e.baseVersion)}}class Xs extends Is{get type(){return"noop"}get affectedSelectable(){return null}clone(){return new Xs(this.baseVersion)}getReversed(){return new Xs(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}class Qs extends Is{constructor(e,t,o,i){super(i),this.position=e,this.position.stickiness="toNext",this.oldName=t,this.newName=o}get type(){return"rename"}get affectedSelectable(){return this.position.nodeAfter}clone(){return new Qs(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new Qs(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const e=this.position.nodeAfter;if(!(e instanceof Vo))throw new m.Bb("rename-operation-wrong-position",this);if(e.name!==this.oldName)throw new m.Bb("rename-operation-wrong-name",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e}static get className(){return"RenameOperation"}static fromJSON(e,t){return new Qs(zo.fromJSON(e.position,t),e.oldName,e.newName,e.baseVersion)}}class en extends Is{constructor(e,t,o,i,s){super(s),this.root=e,this.key=t,this.oldValue=void 0===o?null:o,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}get affectedSelectable(){return this.root}clone(){return new en(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new en(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new m.Bb("rootattribute-operation-not-a-root",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new m.Bb("rootattribute-operation-wrong-old-value",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new m.Bb("rootattribute-operation-attribute-exists",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const e=super.toJSON();return e.root=this.root.toJSON(),e}static get className(){return"RootAttributeOperation"}static fromJSON(e,t){if(!t.getRoot(e.root))throw new m.Bb("rootattribute-operation-fromjson-no-root",this,{rootName:e.root});return new en(t.getRoot(e.root),e.key,e.oldValue,e.newValue,e.baseVersion)}}class tn extends Is{constructor(e,t,o,i,s){if(super(s),this.rootName=e,this.elementName=t,this.isAdd=o,this._document=i,!this._document.getRoot(this.rootName)){this._document.createRoot(this.elementName,this.rootName)._isAttached=!1}}get type(){return this.isAdd?"addRoot":"detachRoot"}get affectedSelectable(){return this._document.getRoot(this.rootName)}clone(){return new tn(this.rootName,this.elementName,this.isAdd,this._document,this.baseVersion)}getReversed(){return new tn(this.rootName,this.elementName,!this.isAdd,this._document,this.baseVersion+1)}_validate(){const e=this._document.getRoot(this.rootName);if(e.isAttached()&&this.isAdd)throw new m.Bb("root-operation-root-attached",this);if(!e.isAttached()&&!this.isAdd)throw new m.Bb("root-operation-root-detached",this)}_execute(){this._document.getRoot(this.rootName)._isAttached=this.isAdd}toJSON(){const e=super.toJSON();return delete e._document,e}static get className(){return"RootOperation"}static fromJSON(e,t){return new tn(e.rootName,e.elementName,e.isAdd,t,e.baseVersion)}}const on={};on[Ys.className]=Ys,on[Hs.className]=Hs,on[Gs.className]=Gs,on[qs.className]=qs,on[Xs.className]=Xs,on[Is.className]=Is,on[Qs.className]=Qs,on[en.className]=en,on[tn.className]=tn,on[Us.className]=Us,on[Ks.className]=Ks;class sn{static fromJSON(e,t){return on[e.__className].fromJSON(e,t)}}const nn=new Map;function rn(e,t,o){let i=nn.get(e);i||(i=new Map,nn.set(e,i)),i.set(t,o)}function an(e){return[e]}function cn(e,t,o={}){const i=function(e,t){const o=nn.get(e);return o&&o.has(t)?o.get(t):an}(e.constructor,t.constructor);try{return i(e=e.clone(),t,o)}catch(e){throw e}}function ln(e,t,o){e=e.slice(),t=t.slice();const i=new dn(o.document,o.useRelations,o.forceWeakRemove);i.setOriginalOperations(e),i.setOriginalOperations(t);const s=i.originalOperations;if(0==e.length||0==t.length)return{operationsA:e,operationsB:t,originalOperations:s};const n=new WeakMap;for(const t of e)n.set(t,0);const r={nextBaseVersionA:e[e.length-1].baseVersion+1,nextBaseVersionB:t[t.length-1].baseVersion+1,originalOperationsACount:e.length,originalOperationsBCount:t.length};let a=0;for(;a<e.length;){const o=e[a],s=n.get(o);if(s==t.length){a++;continue}const r=t[s],c=cn(o,r,i.getContext(o,r,!0)),l=cn(r,o,i.getContext(r,o,!1));i.updateRelation(o,r),i.setOriginalOperations(c,o),i.setOriginalOperations(l,r);for(const e of c)n.set(e,s+l.length);e.splice(a,1,...c),t.splice(s,1,...l)}if(o.padWithNoOps){const o=e.length-r.originalOperationsACount,i=t.length-r.originalOperationsBCount;un(e,i-o),un(t,o-i)}return hn(e,r.nextBaseVersionB),hn(t,r.nextBaseVersionA),{operationsA:e,operationsB:t,originalOperations:s}}class dn{constructor(e,t,o=!1){this.originalOperations=new Map,this._history=e.history,this._useRelations=t,this._forceWeakRemove=!!o,this._relations=new Map}setOriginalOperations(e,t=null){const o=t?this.originalOperations.get(t):null;for(const t of e)this.originalOperations.set(t,o||t)}updateRelation(e,t){if(e instanceof qs)t instanceof Ks?e.targetPosition.isEqual(t.sourcePosition)||t.movedRange.containsPosition(e.targetPosition)?this._setRelation(e,t,"insertAtSource"):e.targetPosition.isEqual(t.deletionPosition)?this._setRelation(e,t,"insertBetween"):e.targetPosition.isAfter(t.sourcePosition)&&this._setRelation(e,t,"moveTargetAfter"):t instanceof qs&&(e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)?this._setRelation(e,t,"insertBefore"):this._setRelation(e,t,"insertAfter"));else if(e instanceof Us){if(t instanceof Ks)e.splitPosition.isBefore(t.sourcePosition)&&this._setRelation(e,t,"splitBefore");else if(t instanceof qs)if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition))this._setRelation(e,t,"splitBefore");else{const o=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&o.containsPosition(e.splitPosition)){const i=o.end.offset-e.splitPosition.offset,s=e.splitPosition.offset-o.start.offset;this._setRelation(e,t,{howMany:i,offset:s})}}}else if(e instanceof Ks)t instanceof Ks?(e.targetPosition.isEqual(t.sourcePosition)||this._setRelation(e,t,"mergeTargetNotMoved"),e.sourcePosition.isEqual(t.targetPosition)&&this._setRelation(e,t,"mergeSourceNotMoved"),e.sourcePosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeSameElement")):t instanceof Us&&e.sourcePosition.isEqual(t.splitPosition)&&this._setRelation(e,t,"splitAtSource");else if(e instanceof Gs){const o=e.newRange;if(!o)return;if(t instanceof qs){const i=qo._createFromPositionAndShift(t.sourcePosition,t.howMany),s=i.containsPosition(o.start)||i.start.isEqual(o.start),n=i.containsPosition(o.end)||i.end.isEqual(o.end);!s&&!n||i.containsRange(o)||this._setRelation(e,t,{side:s?"left":"right",path:s?o.start.path.slice():o.end.path.slice()})}else if(t instanceof Ks){const i=o.start.isEqual(t.targetPosition),s=o.start.isEqual(t.deletionPosition),n=o.end.isEqual(t.deletionPosition),r=o.end.isEqual(t.sourcePosition);(i||s||n||r)&&this._setRelation(e,t,{wasInLeftElement:i,wasStartBeforeMergedElement:s,wasEndBeforeMergedElement:n,wasInRightElement:r})}}}getContext(e,t,o){return{aIsStrong:o,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const o=this.originalOperations.get(t),i=this._history.getUndoneOperation(o);if(!i)return null;const s=this.originalOperations.get(e),n=this._relations.get(s);return n&&n.get(i)||null}_setRelation(e,t,o){const i=this.originalOperations.get(e),s=this.originalOperations.get(t);let n=this._relations.get(i);n||(n=new Map,this._relations.set(i,n)),n.set(s,o)}}function hn(e,t){for(const o of e)o.baseVersion=t++}function un(e,t){for(let o=0;o<t;o++)e.push(new Xs(0))}function pn(e,t,o){const i=e.nodes.getNode(0).getAttribute(t);if(i==o)return null;const s=new qo(e.position,e.position.getShiftedBy(e.howMany));return new Ys(s,t,i,o,0)}function fn(e,t){return null===e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)}function gn(e,t){const o=[];for(let i=0;i<e.length;i++){const s=e[i],n=new qs(s.start,s.end.offset-s.start.offset,t,0);o.push(n);for(let t=i+1;t<e.length;t++)e[t]=e[t]._getTransformedByMove(n.sourcePosition,n.targetPosition,n.howMany)[0];t=t._getTransformedByMove(n.sourcePosition,n.targetPosition,n.howMany)}return o}rn(Ys,Ys,((e,t,o)=>{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const i=e.range.getDifference(t.range).map((t=>new Ys(t,e.key,e.oldValue,e.newValue,0))),s=e.range.getIntersection(t.range);return s&&o.aIsStrong&&i.push(new Ys(s,t.key,t.newValue,e.newValue,0)),0==i.length?[new Xs(0)]:i}return[e]})),rn(Ys,Hs,((e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const o=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes).map((t=>new Ys(t,e.key,e.oldValue,e.newValue,e.baseVersion)));if(t.shouldReceiveAttributes){const i=pn(t,e.key,e.oldValue);i&&o.unshift(i)}return o}return e.range=e.range._getTransformedByInsertion(t.position,t.howMany,!1)[0],[e]})),rn(Ys,Ks,((e,t)=>{const o=[];e.range.start.hasSameParentAs(t.deletionPosition)&&(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition))&&o.push(qo._createFromPositionAndShift(t.graveyardPosition,1));const i=e.range._getTransformedByMergeOperation(t);return i.isCollapsed||o.push(i),o.map((t=>new Ys(t,e.key,e.oldValue,e.newValue,e.baseVersion)))})),rn(Ys,qs,((e,t)=>function(e,t){const o=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);let i=null,s=[];o.containsRange(e,!0)?i=e:e.start.hasSameParentAs(o.start)?(s=e.getDifference(o),i=e.getIntersection(o)):s=[e];const n=[];for(let e of s){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const o=t.getMovedRangeStart(),i=e.start.hasSameParentAs(o),s=e._getTransformedByInsertion(o,t.howMany,i);n.push(...s)}i&&n.push(i._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,!1)[0]);return n}(e.range,t).map((t=>new Ys(t,e.key,e.oldValue,e.newValue,e.baseVersion))))),rn(Ys,Us,((e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const o=e.clone();return o.range=new qo(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,o]}return e.range=e.range._getTransformedBySplitOperation(t),[e]})),rn(Hs,Ys,((e,t)=>{const o=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const i=pn(e,t.key,t.newValue);i&&o.push(i)}return o})),rn(Hs,Hs,((e,t,o)=>(e.position.isEqual(t.position)&&o.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e]))),rn(Hs,qs,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),rn(Hs,Us,((e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e]))),rn(Hs,Ks,((e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e]))),rn(Gs,Hs,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e]))),rn(Gs,Gs,((e,t,o)=>{if(e.name==t.name){if(!o.aIsStrong)return[new Xs(0)];e.oldRange=t.newRange?t.newRange.clone():null}return[e]})),rn(Gs,Ks,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByMergeOperation(t)),e.newRange&&(e.newRange=e.newRange._getTransformedByMergeOperation(t)),[e]))),rn(Gs,qs,((e,t,o)=>{if(e.oldRange&&(e.oldRange=qo._createFromRanges(e.oldRange._getTransformedByMoveOperation(t))),e.newRange){if(o.abRelation){const i=qo._createFromRanges(e.newRange._getTransformedByMoveOperation(t));if("left"==o.abRelation.side&&t.targetPosition.isEqual(e.newRange.start))return e.newRange.end=i.end,e.newRange.start.path=o.abRelation.path,[e];if("right"==o.abRelation.side&&t.targetPosition.isEqual(e.newRange.end))return e.newRange.start=i.start,e.newRange.end.path=o.abRelation.path,[e]}e.newRange=qo._createFromRanges(e.newRange._getTransformedByMoveOperation(t))}return[e]})),rn(Gs,Us,((e,t,o)=>{if(e.oldRange&&(e.oldRange=e.oldRange._getTransformedBySplitOperation(t)),e.newRange){if(o.abRelation){const i=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)&&o.abRelation.wasStartBeforeMergedElement?e.newRange.start=zo._createAt(t.insertionPosition):e.newRange.start.isEqual(t.splitPosition)&&!o.abRelation.wasInLeftElement&&(e.newRange.start=zo._createAt(t.moveTargetPosition)),e.newRange.end.isEqual(t.splitPosition)&&o.abRelation.wasInRightElement?e.newRange.end=zo._createAt(t.moveTargetPosition):e.newRange.end.isEqual(t.splitPosition)&&o.abRelation.wasEndBeforeMergedElement?e.newRange.end=zo._createAt(t.insertionPosition):e.newRange.end=i.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]})),rn(Ks,Hs,((e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e]))),rn(Ks,Ks,((e,t,o)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(o.bWasUndone){const o=t.graveyardPosition.path.slice();return o.push(0),e.sourcePosition=new zo(t.graveyardPosition.root,o),e.howMany=0,[e]}return[new Xs(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!o.bWasUndone&&"splitAtSource"!=o.abRelation){const i="$graveyard"==e.targetPosition.root.rootName,s="$graveyard"==t.targetPosition.root.rootName;if(s&&!i||!(i&&!s)&&o.aIsStrong){const o=t.targetPosition._getTransformedByMergeOperation(t),i=e.targetPosition._getTransformedByMergeOperation(t);return[new qs(o,e.howMany,i,0)]}return[new Xs(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&o.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),rn(Ks,qs,((e,t,o)=>{const i=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);return"remove"==t.type&&!o.bWasUndone&&!o.forceWeakRemove&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.sourcePosition)?[new Xs(0)]:(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])})),rn(Ks,Us,((e,t,o)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){const i=0!=t.howMany,s=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(i||s||"mergeTargetNotMoved"==o.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==o.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==o.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]})),rn(qs,Hs,((e,t)=>{const o=qo._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,!1)[0];return e.sourcePosition=o.start,e.howMany=o.end.offset-o.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]})),rn(qs,qs,((e,t,o)=>{const i=qo._createFromPositionAndShift(e.sourcePosition,e.howMany),s=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);let n,r=o.aIsStrong,a=!o.aIsStrong;if("insertBefore"==o.abRelation||"insertAfter"==o.baRelation?a=!0:"insertAfter"!=o.abRelation&&"insertBefore"!=o.baRelation||(a=!1),n=e.targetPosition.isEqual(t.targetPosition)&&a?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),fn(e,t)&&fn(t,e))return[t.getReversed()];if(i.containsPosition(t.targetPosition)&&i.containsRange(s,!0))return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),gn([i],n);if(s.containsPosition(e.targetPosition)&&s.containsRange(i,!0))return i.start=i.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),i.end=i.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),gn([i],n);const c=(0,m.Rt)(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==c||"extension"==c)return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),gn([i],n);"remove"!=e.type||"remove"==t.type||o.aWasUndone||o.forceWeakRemove?"remove"==e.type||"remove"!=t.type||o.bWasUndone||o.forceWeakRemove||(r=!1):r=!0;const l=[],d=i.getDifference(s);for(const e of d){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const o="same"==(0,m.Rt)(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),i=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,o);l.push(...i)}const h=i.getIntersection(s);return null!==h&&r&&(h.start=h.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),h.end=h.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===l.length?l.push(h):1==l.length?s.start.isBefore(i.start)||s.start.isEqual(i.start)?l.unshift(h):l.push(h):l.splice(1,0,h)),0===l.length?[new Xs(e.baseVersion)]:gn(l,n)})),rn(qs,Us,((e,t,o)=>{let i=e.targetPosition.clone();e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=o.abRelation||(i=e.targetPosition._getTransformedBySplitOperation(t));const s=qo._createFromPositionAndShift(e.sourcePosition,e.howMany);if(s.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.howMany++,e.targetPosition=i,[e];if(s.start.hasSameParentAs(t.splitPosition)&&s.containsPosition(t.splitPosition)){let e=new qo(t.splitPosition,s.end);e=e._getTransformedBySplitOperation(t);return gn([new qo(s.start,t.splitPosition),e],i)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==o.abRelation&&(i=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==o.abRelation&&(i=e.targetPosition);const n=[s._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const i=s.start.isEqual(t.graveyardPosition)||s.containsPosition(t.graveyardPosition);e.howMany>1&&i&&!o.aWasUndone&&n.push(qo._createFromPositionAndShift(t.insertionPosition,1))}return gn(n,i)})),rn(qs,Ks,((e,t,o)=>{const i=qo._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.sourcePosition))if("remove"!=e.type||o.forceWeakRemove){if(1==e.howMany)return o.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new Xs(0)]}else if(!o.aWasUndone){const o=[];let i=t.graveyardPosition.clone(),s=t.targetPosition._getTransformedByMergeOperation(t);e.howMany>1&&(o.push(new qs(e.sourcePosition,e.howMany-1,e.targetPosition,0)),i=i._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1),s=s._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1));const n=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition),r=new qs(i,1,n,0),a=r.getMovedRangeStart().path.slice();a.push(0);const c=new zo(r.targetPosition.root,a);s=s._getTransformedByMove(i,n,1);const l=new qs(s,t.howMany,c,0);return o.push(r),o.push(l),o}const s=qo._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=s.start,e.howMany=s.end.offset-s.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]})),rn(Qs,Hs,((e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e]))),rn(Qs,Ks,((e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e]))),rn(Qs,qs,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),rn(Qs,Qs,((e,t,o)=>{if(e.position.isEqual(t.position)){if(!o.aIsStrong)return[new Xs(0)];e.oldName=t.newName}return[e]})),rn(Qs,Us,((e,t)=>{const o=e.position.path,i=t.splitPosition.getParentPath();if("same"==(0,m.Rt)(o,i)&&!t.graveyardPosition){const t=new Qs(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]})),rn(en,en,((e,t,o)=>{if(e.root===t.root&&e.key===t.key){if(!o.aIsStrong||e.newValue===t.newValue)return[new Xs(0)];e.oldValue=t.newValue}return[e]})),rn(tn,tn,((e,t,o)=>e.rootName!==t.rootName||e.isAdd!==t.isAdd||o.bWasUndone?[e]:[new Xs(0)])),rn(Us,Hs,((e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset<t.position.offset&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByInsertOperation(t),e.insertionPosition=e.insertionPosition._getTransformedByInsertOperation(t),[e]))),rn(Us,Ks,((e,t,o)=>{if(!e.graveyardPosition&&!o.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const o=t.graveyardPosition.path.slice();o.push(0);const i=new zo(t.graveyardPosition.root,o),s=Us.getInsertionPosition(new zo(t.graveyardPosition.root,o)),n=new Us(i,0,s,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),e.graveyardPosition=n.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[n,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),rn(Us,qs,((e,t,o)=>{const i=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const s=i.start.isEqual(e.graveyardPosition)||i.containsPosition(e.graveyardPosition);if(!o.bWasUndone&&s){const o=e.splitPosition._getTransformedByMoveOperation(t),i=e.graveyardPosition._getTransformedByMoveOperation(t),s=i.path.slice();s.push(0);const n=new zo(i.root,s);return[new qs(o,e.howMany,n,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}const s=e.splitPosition.isEqual(t.targetPosition);if(s&&("insertAtSource"==o.baRelation||"splitBefore"==o.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e];if(s&&o.abRelation&&o.abRelation.howMany){const{howMany:t,offset:i}=o.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(i),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const o=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=o,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany),e.splitPosition=t.sourcePosition.clone(),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e]}return t.sourcePosition.isEqual(t.targetPosition)||(e.splitPosition.hasSameParentAs(t.sourcePosition)&&e.splitPosition.offset<=t.sourcePosition.offset&&(e.howMany-=t.howMany),e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany)),e.splitPosition.stickiness="toNone",e.splitPosition=e.splitPosition._getTransformedByMoveOperation(t),e.splitPosition.stickiness="toNext",e.graveyardPosition?e.insertionPosition=e.insertionPosition._getTransformedByMoveOperation(t):e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e]})),rn(Us,Us,((e,t,o)=>{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return[new Xs(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return[new Xs(0)];if("splitBefore"==o.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const i="$graveyard"==e.splitPosition.root.rootName,s="$graveyard"==t.splitPosition.root.rootName;if(s&&!i||!(i&&!s)&&o.aIsStrong){const o=[];return t.howMany&&o.push(new qs(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&o.push(new qs(e.splitPosition,e.howMany,e.moveTargetPosition,0)),o}return[new Xs(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==o.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==o.baRelation){const o=t.insertionPosition.path.slice();o.push(0);const i=new zo(t.insertionPosition.root,o);return[e,new qs(e.insertionPosition,1,i,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset<t.splitPosition.offset&&(e.howMany-=t.howMany),e.splitPosition=e.splitPosition._getTransformedBySplitOperation(t),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e]}));class mn extends((0,m.ln)(zo)){constructor(e,t,o="toNone"){if(super(e,t,o),!this.root.is("rootElement"))throw new m.Bb("model-liveposition-root-not-rootelement",e);bn.call(this)}detach(){this.stopListening()}toPosition(){return new zo(this.root,this.path.slice(),this.stickiness)}static fromPosition(e,t){return new this(e.root,e.path.slice(),t||e.stickiness)}}function bn(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&_n.call(this,o)}),{priority:"low"})}function _n(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e)}}mn.prototype.is=function(e){return"livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e};class wn{constructor(e={}){"string"==typeof e&&(e="transparent"===e?{isUndoable:!1}:{},(0,m.KE)("batch-constructor-deprecated-string-type"));const{isUndoable:t=!0,isLocal:o=!0,isUndo:i=!1,isTyping:s=!1}=e;this.operations=[],this.isUndoable=t,this.isLocal=o,this.isUndo=i,this.isTyping=s}get type(){return(0,m.KE)("batch-type-deprecated"),"default"}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.batch=this,this.operations.push(e),e}}var kn=Object.defineProperty,vn=Object.getOwnPropertySymbols,yn=Object.prototype.hasOwnProperty,xn=Object.prototype.propertyIsEnumerable,Pn=(e,t,o)=>t in e?kn(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class En{constructor(e){this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changedRoots=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null,this._refreshedItems=new Set,this._markerCollection=e}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size&&0==this._changedRoots.size}bufferOperation(e){const t=e;switch(t.type){case"insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const e of t.range.getItems({shallow:!0}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),o=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),o||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);break}case"rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=qo._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getData();this.bufferMarkerChange(t.name,e,e)}break}case"split":{const e=t.splitPosition.parent;this._isInInsertedElement(e)||this._markRemove(e,t.splitPosition.offset,t.howMany),this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1);break}case"merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const o=t.graveyardPosition.parent;this._markInsert(o,t.graveyardPosition.offset,1);const i=t.targetPosition.parent;this._isInInsertedElement(i)||this._markInsert(i,t.targetPosition.offset,e.maxOffset);break}case"detachRoot":case"addRoot":this._bufferRootStateChange(t.rootName,t.isAdd);break;case"addRootAttribute":case"removeRootAttribute":case"changeRootAttribute":{const e=t.root.rootName;this._bufferRootAttributeChange(e,t.key,t.oldValue,t.newValue);break}}this._cachedChanges=null}bufferMarkerChange(e,t,o){const i=this._changedMarkers.get(e);i?(i.newMarkerData=o,null==i.oldMarkerData.range&&null==o.range&&this._changedMarkers.delete(e)):this._changedMarkers.set(e,{newMarkerData:o,oldMarkerData:t})}getMarkersToRemove(){const e=[];for(const[t,o]of this._changedMarkers)null!=o.oldMarkerData.range&&e.push({name:t,range:o.oldMarkerData.range});return e}getMarkersToAdd(){const e=[];for(const[t,o]of this._changedMarkers)null!=o.newMarkerData.range&&e.push({name:t,range:o.newMarkerData.range});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map((([e,t])=>({name:e,data:{oldRange:t.oldMarkerData.range,newRange:t.newMarkerData.range}})))}hasDataChanges(){if(this._changesInElement.size>0)return!0;if(this._changedRoots.size>0)return!0;for(const{newMarkerData:e,oldMarkerData:t}of this._changedMarkers.values()){if(e.affectsData!==t.affectsData)return!0;if(e.affectsData){const o=e.range&&!t.range,i=!e.range&&t.range,s=e.range&&t.range&&!e.range.isEqual(t.range);if(o||i||s)return!0}}return!1}getChanges(e={}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const o=this._changesInElement.get(e).sort(((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offset<t.offset?-1:1)),i=this._elementSnapshots.get(e),s=Tn(e.getChildren()),n=An(i.length,o);let r=0,a=0;for(const o of n)if("i"===o)t.push(this._getInsertDiff(e,r,s[r])),r++;else if("r"===o)t.push(this._getRemoveDiff(e,r,i[a])),a++;else if("a"===o){const o=s[r].attributes,n=i[a].attributes;let c;if("$text"==s[r].name)c=new qo(zo._createAt(e,r),zo._createAt(e,r+1));else{const t=e.offsetToIndex(r);c=new qo(zo._createAt(e,r),zo._createAt(e.getChild(t),0))}t.push(...this._getAttributesDiff(c,n,o)),r++,a++}else r++,a++}t.sort(((e,t)=>e.position.root!=t.position.root?e.position.root.rootName<t.position.root.rootName?-1:1:e.position.isEqual(t.position)?e.changeCount-t.changeCount:e.position.isBefore(t.position)?-1:1));for(let e=1,o=0;e<t.length;e++){const i=t[o],s=t[e],n="remove"==i.type&&"remove"==s.type&&"$text"==i.name&&"$text"==s.name&&i.position.isEqual(s.position),r="insert"==i.type&&"insert"==s.type&&"$text"==i.name&&"$text"==s.name&&i.position.parent==s.position.parent&&i.position.offset+i.length==s.position.offset,a="attribute"==i.type&&"attribute"==s.type&&i.position.parent==s.position.parent&&i.range.isFlat&&s.range.isFlat&&i.position.offset+i.length==s.position.offset&&i.attributeKey==s.attributeKey&&i.attributeOldValue==s.attributeOldValue&&i.attributeNewValue==s.attributeNewValue;n||r||a?(i.length++,a&&(i.range.end=i.range.end.getShiftedBy(1)),t[e]=null):o=e}t=t.filter((e=>e));for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t,this._cachedChanges=t.filter(Cn),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice()}getChangedRoots(){return Array.from(this._changedRoots.values()).map((e=>{const t=((e,t)=>{for(var o in t||(t={}))yn.call(t,o)&&Pn(e,o,t[o]);if(vn)for(var o of vn(t))xn.call(t,o)&&Pn(e,o,t[o]);return e})({},e);return void 0!==t.state&&delete t.attributes,t}))}getRefreshedItems(){return new Set(this._refreshedItems)}reset(){this._changesInElement.clear(),this._elementSnapshots.clear(),this._changedMarkers.clear(),this._changedRoots.clear(),this._refreshedItems=new Set,this._cachedChanges=null}_bufferRootStateChange(e,t){if(!this._changedRoots.has(e))return void this._changedRoots.set(e,{name:e,state:t?"attached":"detached"});const o=this._changedRoots.get(e);void 0!==o.state?(delete o.state,void 0===o.attributes&&this._changedRoots.delete(e)):o.state=t?"attached":"detached"}_bufferRootAttributeChange(e,t,o,i){const s=this._changedRoots.get(e)||{name:e},n=s.attributes||{};if(n[t]){const e=n[t];i===e.oldValue?delete n[t]:e.newValue=i}else n[t]={oldValue:o,newValue:i};0===Object.entries(n).length?(delete s.attributes,void 0===s.state&&this._changedRoots.delete(e)):(s.attributes=n,this._changedRoots.set(e,s))}_refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize),this._refreshedItems.add(e);const t=qo._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getData();this.bufferMarkerChange(e.name,t,t)}this._cachedChanges=null}_markInsert(e,t,o){const i={type:"insert",offset:t,howMany:o,count:this._changeCount++};this._markChange(e,i)}_markRemove(e,t,o){const i={type:"remove",offset:t,howMany:o,count:this._changeCount++};this._markChange(e,i),this._removeAllNestedChanges(e,t,o)}_markAttribute(e){const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshot(e);const o=this._getChangesForElement(e);this._handleChange(t,o),o.push(t);for(let e=0;e<o.length;e++)o[e].howMany<1&&(o.splice(e,1),e--)}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshot(e){this._elementSnapshots.has(e)||this._elementSnapshots.set(e,Tn(e.getChildren()))}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const o of t){const i=e.offset+e.howMany,s=o.offset+o.howMany;if("insert"==e.type&&("insert"==o.type&&(e.offset<=o.offset?o.offset+=e.howMany:e.offset<s&&(o.howMany+=e.nodesToHandle,e.nodesToHandle=0)),"remove"==o.type&&e.offset<o.offset&&(o.offset+=e.howMany),"attribute"==o.type))if(e.offset<=o.offset)o.offset+=e.howMany;else if(e.offset<s){const s=o.howMany;o.howMany=e.offset-o.offset,t.unshift({type:"attribute",offset:i,howMany:s-o.howMany,count:this._changeCount++})}if("remove"==e.type){if("insert"==o.type)if(i<=o.offset)o.offset-=e.howMany;else if(i<=s)if(e.offset<o.offset){const t=i-o.offset;o.offset=e.offset,o.howMany-=t,e.nodesToHandle-=t}else o.howMany-=e.nodesToHandle,e.nodesToHandle=0;else if(e.offset<=o.offset)e.nodesToHandle-=o.howMany,o.howMany=0;else if(e.offset<s){const t=s-e.offset;o.howMany-=t,e.nodesToHandle-=t}if("remove"==o.type&&(i<=o.offset?o.offset-=e.howMany:e.offset<o.offset&&(e.nodesToHandle+=o.howMany,o.howMany=0)),"attribute"==o.type)if(i<=o.offset)o.offset-=e.howMany;else if(e.offset<o.offset){const t=i-o.offset;o.offset=e.offset,o.howMany-=t}else if(e.offset<s)if(i<=s){const i=o.howMany;o.howMany=e.offset-o.offset;const s=i-o.howMany-e.nodesToHandle;t.unshift({type:"attribute",offset:e.offset,howMany:s,count:this._changeCount++})}else o.howMany-=s-e.offset}if("attribute"==e.type){if("insert"==o.type)if(e.offset<o.offset&&i>o.offset){if(i>s){const e={type:"attribute",offset:s,howMany:i-s,count:this._changeCount++};this._handleChange(e,t),t.push(e)}e.nodesToHandle=o.offset-e.offset,e.howMany=e.nodesToHandle}else e.offset>=o.offset&&e.offset<s&&(i>s?(e.nodesToHandle=i-s,e.offset=s):e.nodesToHandle=0);if("remove"==o.type&&e.offset<o.offset&&i>o.offset){const s={type:"attribute",offset:o.offset,howMany:i-o.offset,count:this._changeCount++};this._handleChange(s,t),t.push(s),e.nodesToHandle=o.offset-e.offset,e.howMany=e.nodesToHandle}"attribute"==o.type&&(e.offset>=o.offset&&i<=s?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=o.offset&&i>=s&&(o.howMany=0))}}e.howMany=e.nodesToHandle,delete e.nodesToHandle}_getInsertDiff(e,t,o){return{type:"insert",position:zo._createAt(e,t),name:o.name,attributes:new Map(o.attributes),length:1,changeCount:this._changeCount++}}_getRemoveDiff(e,t,o){return{type:"remove",position:zo._createAt(e,t),name:o.name,attributes:new Map(o.attributes),length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,o){const i=[];o=new Map(o);for(const[s,n]of t){const t=o.has(s)?o.get(s):null;t!==n&&i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:s,attributeOldValue:n,attributeNewValue:t,changeCount:this._changeCount++}),o.delete(s)}for(const[t,s]of o)i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:s,changeCount:this._changeCount++});return i}_isInInsertedElement(e){const t=e.parent;if(!t)return!1;const o=this._changesInElement.get(t),i=e.startOffset;if(o)for(const e of o)if("insert"==e.type&&i>=e.offset&&i<e.offset+e.howMany)return!0;return this._isInInsertedElement(t)}_removeAllNestedChanges(e,t,o){const i=new qo(zo._createAt(e,t),zo._createAt(e,t+o));for(const e of i.getItems({shallow:!0}))e.is("element")&&(this._elementSnapshots.delete(e),this._changesInElement.delete(e),this._removeAllNestedChanges(e,0,e.maxOffset))}}function Tn(e){const t=[];for(const o of e)if(o.is("$text"))for(let e=0;e<o.data.length;e++)t.push({name:"$text",attributes:new Map(o.getAttributes())});else t.push({name:o.name,attributes:new Map(o.getAttributes())});return t}function An(e,t){const o=[];let i=0,s=0;for(const e of t){if(e.offset>i){for(let t=0;t<e.offset-i;t++)o.push("e");s+=e.offset-i}if("insert"==e.type){for(let t=0;t<e.howMany;t++)o.push("i");i=e.offset+e.howMany}else if("remove"==e.type){for(let t=0;t<e.howMany;t++)o.push("r");i=e.offset,s+=e.howMany}else o.push(..."a".repeat(e.howMany).split("")),i=e.offset+e.howMany,s+=e.howMany}if(s<e)for(let t=0;t<e-s-i;t++)o.push("e");return o}function Cn(e){const t="position"in e&&"$graveyard"==e.position.root.rootName,o="range"in e&&"$graveyard"==e.range.root.rootName;return!t&&!o}class Sn{constructor(){this._operations=[],this._undoPairs=new Map,this._undoneOperations=new Set,this._baseVersionToOperationIndex=new Map,this._version=0,this._gaps=new Map}get version(){return this._version}set version(e){this._operations.length&&e>this._version+1&&this._gaps.set(this._version,e),this._version=e}get lastOperation(){return this._operations[this._operations.length-1]}addOperation(e){if(e.baseVersion!==this.version)throw new m.Bb("model-document-history-addoperation-incorrect-version",this,{operation:e,historyVersion:this.version});this._operations.push(e),this._version++,this._baseVersionToOperationIndex.set(e.baseVersion,this._operations.length-1)}getOperations(e,t=this.version){if(!this._operations.length)return[];const o=this._operations[0];void 0===e&&(e=o.baseVersion);let i=t-1;for(const[t,o]of this._gaps)e>t&&e<o&&(e=o),i>t&&i<o&&(i=t-1);if(i<o.baseVersion||e>this.lastOperation.baseVersion)return[];let s=this._baseVersionToOperationIndex.get(e);void 0===s&&(s=0);let n=this._baseVersionToOperationIndex.get(i);return void 0===n&&(n=this._operations.length-1),this._operations.slice(s,n+1)}getOperation(e){const t=this._baseVersionToOperationIndex.get(e);if(void 0!==t)return this._operations[t]}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}reset(){this._version=0,this._undoPairs=new Map,this._operations=[],this._undoneOperations=new Set,this._gaps=new Map,this._baseVersionToOperationIndex=new Map}}class On extends Vo{constructor(e,t,o="main"){super(t),this._isAttached=!0,this._document=e,this.rootName=o}get document(){return this._document}isAttached(){return this._isAttached}toJSON(){return this.rootName}}On.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e};var Rn=Object.defineProperty,Mn=Object.defineProperties,jn=Object.getOwnPropertyDescriptors,Bn=Object.getOwnPropertySymbols,Dn=Object.prototype.hasOwnProperty,Vn=Object.prototype.propertyIsEnumerable,In=(e,t,o)=>t in e?Rn(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o,Nn=(e,t)=>{for(var o in t||(t={}))Dn.call(t,o)&&In(e,o,t[o]);if(Bn)for(var o of Bn(t))Vn.call(t,o)&&In(e,o,t[o]);return e},zn=(e,t)=>Mn(e,jn(t));const Fn="$graveyard";class Ln extends((0,m.ln)()){constructor(e){super(),this.model=e,this.history=new Sn,this.selection=new _i(this),this.roots=new m.FE({idProperty:"rootName"}),this.differ=new En(e.markers),this.isReadOnly=!1,this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root",Fn),this.listenTo(e,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&this.differ.bufferOperation(o)}),{priority:"high"}),this.listenTo(e,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&this.history.addOperation(o)}),{priority:"low"}),this.listenTo(this.selection,"change",(()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0})),this.listenTo(e.markers,"update",((e,t,o,i,s)=>{const n=zn(Nn({},t.getData()),{range:i});this.differ.bufferMarkerChange(t.name,s,n),null===o&&t.on("change",((e,o)=>{const i=t.getData();this.differ.bufferMarkerChange(t.name,zn(Nn({},i),{range:o}),i)}))})),this.registerPostFixer((e=>{let t=!1;for(const o of this.roots)o.isAttached()||o.isEmpty||(e.remove(e.createRangeIn(o)),t=!0);for(const o of this.model.markers)o.getRange().root.isAttached()||(e.removeMarker(o),t=!0);return t}))}get version(){return this.history.version}set version(e){this.history.version=e}get graveyard(){return this.getRoot(Fn)}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new m.Bb("model-document-createroot-name-exists",this,{name:t});const o=new On(this,e,t);return this.roots.add(o),o}destroy(){this.selection.destroy(),this.stopListening()}getRoot(e="main"){return this.roots.get(e)}getRootNames(e=!1){return Array.from(this.roots).filter((t=>t.rootName!=Fn&&(e||t.isAttached()))).map((e=>e.rootName))}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=w(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const e of this.roots)if(e!==this.graveyard)return e;return this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,o=t.schema,i=t.createPositionFromPath(e,[0]);return o.getNearestSelectionRange(i)||t.createRange(i)}_validateSelectionRange(e){return Zn(e.start)&&Zn(e.end)}_callPostFixers(e){let t=!1;do{for(const o of this._postFixers)if(this.selection.refresh(),t=o(e),t)break}while(t)}}function Zn(e){const t=e.textNode;if(t){const o=t.data,i=e.offset-t.startOffset;return!(0,m.to)(o,i)&&!(0,m.pp)(o,i)}return!0}var Wn=Object.defineProperty,$n=Object.defineProperties,qn=Object.getOwnPropertyDescriptors,Hn=Object.getOwnPropertySymbols,Un=Object.prototype.hasOwnProperty,Kn=Object.prototype.propertyIsEnumerable,Gn=(e,t,o)=>t in e?Wn(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class Jn extends((0,m.ln)()){constructor(){super(...arguments),this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){const t=e instanceof Yn?e.name:e;return this._markers.has(t)}get(e){return this._markers.get(e)||null}_set(e,t,o=!1,i=!1){const s=e instanceof Yn?e.name:e;if(s.includes(","))throw new m.Bb("markercollection-incorrect-marker-name",this);const n=this._markers.get(s);if(n){const e=n.getData(),r=n.getRange();let a=!1;return r.isEqual(t)||(n._attachLiveRange(fi.fromRange(t)),a=!0),o!=n.managedUsingOperations&&(n._managedUsingOperations=o,a=!0),"boolean"==typeof i&&i!=n.affectsData&&(n._affectsData=i,a=!0),a&&this.fire(`update:${s}`,n,r,t,e),n}const r=fi.fromRange(t),a=new Yn(s,r,o,i);var c;return this._markers.set(s,a),this.fire(`update:${s}`,a,null,t,(c=((e,t)=>{for(var o in t||(t={}))Un.call(t,o)&&Gn(e,o,t[o]);if(Hn)for(var o of Hn(t))Kn.call(t,o)&&Gn(e,o,t[o]);return e})({},a.getData()),$n(c,qn({range:null})))),a}_remove(e){const t=e instanceof Yn?e.name:e,o=this._markers.get(t);return!!o&&(this._markers.delete(t),this.fire(`update:${t}`,o,o.getRange(),null,o.getData()),this._destroyMarker(o),!0)}_refresh(e){const t=e instanceof Yn?e.name:e,o=this._markers.get(t);if(!o)throw new m.Bb("markercollection-refresh-marker-not-exists",this);const i=o.getRange();this.fire(`update:${t}`,o,i,i,o.getData())}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t)}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t)}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t)}_destroyMarker(e){e.stopListening(),e._detachLiveRange()}}class Yn extends((0,m.ln)(Ro)){constructor(e,t,o,i){super(),this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=o,this._affectsData=i}get managedUsingOperations(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._affectsData}getData(){return{range:this.getRange(),affectsData:this.affectsData,managedUsingOperations:this.managedUsingOperations}}getStart(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._liveRange.toRange()}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}Yn.prototype.is=function(e){return"marker"===e||"model:marker"===e};class Xn extends Is{constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t}get type(){return"detach"}get affectedSelectable(){return null}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new m.Bb("detach-operation-on-document-node",this)}_execute(){zs(qo._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class Qn extends Ro{constructor(e){super(),this.markers=new Map,this._children=new jo,e&&this._insertChild(0,e)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get nextSibling(){return null}get previousSibling(){return null}get root(){return this}get parent(){return null}get document(){return null}isAttached(){return!1}getAncestors(){return[]}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const o of e)t=t.getChild(t.offsetToIndex(o));return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const o of e)o.name?t.push(Vo.fromJSON(o)):t.push(Bo.fromJSON(o));return new Qn(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const o=function(e){if("string"==typeof e)return[new Bo(e)];(0,m.TW)(e)||(e=[e]);return Array.from(e).map((e=>"string"==typeof e?new Bo(e):e instanceof Do?new Bo(e.data,e.getAttributes()):e))}(t);for(const e of o)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,o)}_removeChildren(e,t=1){const o=this._children._removeNodes(e,t);for(const e of o)e.parent=null;return o}}Qn.prototype.is=function(e){return"documentFragment"===e||"model:documentFragment"===e};class er{constructor(e,t){this.model=e,this.batch=t}createText(e,t){return new Bo(e,t)}createElement(e,t){return new Vo(e,t)}createDocumentFragment(){return new Qn}cloneElement(e,t=!0){return e._clone(t)}insert(e,t,o=0){if(this._assertWriterUsedCorrectly(),e instanceof Bo&&""==e.data)return;const i=zo._createAt(t,o);if(e.parent){if(nr(e.root,i.root))return void this.move(qo._createOn(e),i);if(e.root.document)throw new m.Bb("model-writer-insert-forbidden-move",this);this.remove(e)}const s=i.root.document?i.root.document.version:null,n=new Hs(i,e,s);if(e instanceof Bo&&(n.shouldReceiveAttributes=!0),this.batch.addOperation(n),this.model.applyOperation(n),e instanceof Qn)for(const[t,o]of e.markers){const e=zo._createAt(o.root,0),s={range:new qo(o.start._getCombined(e,i),o.end._getCombined(e,i)),usingOperation:!0,affectsData:!0};this.model.markers.has(t)?this.updateMarker(t,s):this.addMarker(t,s)}}insertText(e,t,o,i){t instanceof Qn||t instanceof Vo||t instanceof zo?this.insert(this.createText(e),t,o):this.insert(this.createText(e,t),o,i)}insertElement(e,t,o,i){t instanceof Qn||t instanceof Vo||t instanceof zo?this.insert(this.createElement(e),t,o):this.insert(this.createElement(e,t),o,i)}append(e,t){this.insert(e,t,"end")}appendText(e,t,o){t instanceof Qn||t instanceof Vo?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),o,"end")}appendElement(e,t,o){t instanceof Qn||t instanceof Vo?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),o,"end")}setAttribute(e,t,o){if(this._assertWriterUsedCorrectly(),o instanceof qo){const i=o.getMinimalFlatRanges();for(const o of i)tr(this,e,t,o)}else or(this,e,t,o)}setAttributes(e,t){for(const[o,i]of(0,m.qL)(e))this.setAttribute(o,i,t)}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof qo){const o=t.getMinimalFlatRanges();for(const t of o)tr(this,e,null,t)}else or(this,e,null,t)}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e)};if(e instanceof qo)for(const o of e.getItems())t(o);else t(e)}move(e,t,o){if(this._assertWriterUsedCorrectly(),!(e instanceof qo))throw new m.Bb("writer-move-invalid-range",this);if(!e.isFlat)throw new m.Bb("writer-move-range-not-flat",this);const i=zo._createAt(t,o);if(i.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!nr(e.root,i.root))throw new m.Bb("writer-move-different-document",this);const s=e.root.document?e.root.document.version:null,n=new qs(e.start,e.end.offset-e.start.offset,i,s);this.batch.addOperation(n),this.model.applyOperation(n)}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof qo?e:qo._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),sr(e.start,e.end.offset-e.start.offset,this.batch,this.model)}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,o=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof Vo))throw new m.Bb("writer-merge-no-element-before",this);if(!(o instanceof Vo))throw new m.Bb("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e)}createPositionFromPath(e,t,o){return this.model.createPositionFromPath(e,t,o)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(...e){return this.model.createSelection(...e)}_mergeDetached(e){const t=e.nodeBefore,o=e.nodeAfter;this.move(qo._createIn(o),zo._createAt(t,"end")),this.remove(o)}_merge(e){const t=zo._createAt(e.nodeBefore,"end"),o=zo._createAt(e.nodeAfter,0),i=e.root.document.graveyard,s=new zo(i,[0]),n=e.root.document.version,r=new Ks(o,e.nodeAfter.maxOffset,t,s,n);this.batch.addOperation(r),this.model.applyOperation(r)}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof Vo))throw new m.Bb("writer-rename-not-element-instance",this);const o=e.root.document?e.root.document.version:null,i=new Qs(zo._createBefore(e),e.name,t,o);this.batch.addOperation(i),this.model.applyOperation(i)}split(e,t){this._assertWriterUsedCorrectly();let o,i,s=e.parent;if(!s.parent)throw new m.Bb("writer-split-element-no-parent",this);if(t||(t=s.parent),!e.parent.getAncestors({includeSelf:!0}).includes(t))throw new m.Bb("writer-split-invalid-limit-element",this);do{const t=s.root.document?s.root.document.version:null,n=s.maxOffset-e.offset,r=Us.getInsertionPosition(e),a=new Us(e,n,r,null,t);this.batch.addOperation(a),this.model.applyOperation(a),o||i||(o=s,i=e.parent.nextSibling),s=(e=this.createPositionAfter(e.parent)).parent}while(s!==t);return{position:e,range:new qo(zo._createAt(o,"end"),zo._createAt(i,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new m.Bb("writer-wrap-range-not-flat",this);const o=t instanceof Vo?t:new Vo(t);if(o.childCount>0)throw new m.Bb("writer-wrap-element-not-empty",this);if(null!==o.parent)throw new m.Bb("writer-wrap-element-attached",this);this.insert(o,e.start);const i=new qo(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(i,zo._createAt(o,0))}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new m.Bb("writer-unwrap-element-no-parent",this);this.move(qo._createIn(e),this.createPositionAfter(e)),this.remove(e)}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new m.Bb("writer-addmarker-no-usingoperation",this);const o=t.usingOperation,i=t.range,s=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new m.Bb("writer-addmarker-marker-exists",this);if(!i)throw new m.Bb("writer-addmarker-no-range",this);return o?(ir(this,e,null,i,s),this.model.markers.get(e)):this.model.markers._set(e,i,o,s)}updateMarker(e,t){this._assertWriterUsedCorrectly();const o="string"==typeof e?e:e.name,i=this.model.markers.get(o);if(!i)throw new m.Bb("writer-updatemarker-marker-not-exists",this);if(!t)return(0,m.KE)("writer-updatemarker-reconvert-using-editingcontroller",{markerName:o}),void this.model.markers._refresh(i);const s="boolean"==typeof t.usingOperation,n="boolean"==typeof t.affectsData,r=n?t.affectsData:i.affectsData;if(!s&&!t.range&&!n)throw new m.Bb("writer-updatemarker-wrong-options",this);const a=i.getRange(),c=t.range?t.range:a;s&&t.usingOperation!==i.managedUsingOperations?t.usingOperation?ir(this,o,null,c,r):(ir(this,o,a,null,r),this.model.markers._set(o,c,void 0,r)):i.managedUsingOperations?ir(this,o,a,c,r):this.model.markers._set(o,c,void 0,r)}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new m.Bb("writer-removemarker-no-marker",this);const o=this.model.markers.get(t);if(!o.managedUsingOperations)return void this.model.markers._remove(t);ir(this,t,o.getRange(),null,o.affectsData)}addRoot(e,t="$root"){this._assertWriterUsedCorrectly();const o=this.model.document.getRoot(e);if(o&&o.isAttached())throw new m.Bb("writer-addroot-root-exists",this);const i=this.model.document,s=new tn(e,t,!0,i,i.version);return this.batch.addOperation(s),this.model.applyOperation(s),this.model.document.getRoot(e)}detachRoot(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?this.model.document.getRoot(e):e;if(!t||!t.isAttached())throw new m.Bb("writer-detachroot-no-root",this);for(const e of this.model.markers)e.getRange().root===t&&this.removeMarker(e);for(const e of t.getAttributeKeys())this.removeAttribute(e,t);this.remove(this.createRangeIn(t));const o=this.model.document,i=new tn(t.rootName,t.name,!1,o,o.version);this.batch.addOperation(i),this.model.applyOperation(i)}setSelection(...e){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(...e)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,o]of(0,m.qL)(e))this._setSelectionAttribute(t,o)}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const o=this.model.document.selection;if(o.isCollapsed&&o.anchor.parent.isEmpty){const i=_i._getStoreAttributeKey(e);this.setAttribute(i,t,o.anchor.parent)}o._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const o=_i._getStoreAttributeKey(e);this.removeAttribute(o,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new m.Bb("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const o of this.model.markers){if(!o.managedUsingOperations)continue;const i=o.getRange();let s=!1;if("move"===e){const e=t;s=e.containsPosition(i.start)||e.start.isEqual(i.start)||e.containsPosition(i.end)||e.end.isEqual(i.end)}else{const e=t,o=e.nodeBefore,n=e.nodeAfter,r=i.start.parent==o&&i.start.isAtEnd,a=i.end.parent==n&&0==i.end.offset,c=i.end.nodeAfter==n,l=i.start.nodeAfter==n;s=r||a||c||l}s&&this.updateMarker(o.name,{range:i})}}}function tr(e,t,o,i){const s=e.model,n=s.document;let r,a,c,l=i.start;for(const e of i.getWalker({shallow:!0}))c=e.item.getAttribute(t),r&&a!=c&&(a!=o&&d(),l=r),r=e.nextPosition,a=c;function d(){const i=new qo(l,r),c=i.root.document?n.version:null,d=new Ys(i,t,a,o,c);e.batch.addOperation(d),s.applyOperation(d)}r instanceof zo&&r!=l&&a!=o&&d()}function or(e,t,o,i){const s=e.model,n=s.document,r=i.getAttribute(t);let a,c;if(r!=o){if(i.root===i){const e=i.document?n.version:null;c=new en(i,t,r,o,e)}else{a=new qo(zo._createBefore(i),e.createPositionAfter(i));const s=a.root.document?n.version:null;c=new Ys(a,t,r,o,s)}e.batch.addOperation(c),s.applyOperation(c)}}function ir(e,t,o,i,s){const n=e.model,r=n.document,a=new Gs(t,o,i,n.markers,!!s,r.version);e.batch.addOperation(a),n.applyOperation(a)}function sr(e,t,o,i){let s;if(e.root.document){const o=i.document,n=new zo(o.graveyard,[0]);s=new qs(e,t,n,o.version)}else s=new Xn(e,t);o.addOperation(s),i.applyOperation(s)}function nr(e,t){return e===t||e instanceof On&&t instanceof On}function rr(e,t,o={}){if(t.isCollapsed)return;const i=t.getFirstRange();if("$graveyard"==i.root.rootName)return;const s=e.schema;e.change((e=>{if(!o.doNotResetEntireContent&&function(e,t){const o=e.getLimitElement(t);if(!t.containsEntireContent(o))return!1;const i=t.getFirstRange();if(i.start.parent==i.end.parent)return!1;return e.checkChild(o,"paragraph")}(s,t))return void function(e,t){const o=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(o)),dr(e,e.createPositionAt(o,0),t)}(e,t);const n={};if(!o.doNotAutoparagraph){const e=t.getSelectedElement();e&&Object.assign(n,s.getAttributesWithProperty(e,"copyOnReplace",!0))}const[r,a]=function(e){const t=e.root.document.model,o=e.start;let i=e.end;if(t.hasContent(e,{ignoreMarkers:!0})){const o=function(e){const t=e.parent,o=t.root.document.model.schema,i=t.getAncestors({parentFirst:!0,includeSelf:!0});for(const e of i){if(o.isLimit(e))return null;if(o.isBlock(e))return e}}(i);if(o&&i.isTouching(t.createPositionAt(o,0))){const o=t.createSelection(e);t.modifySelection(o,{direction:"backward"});const s=o.getLastPosition(),n=t.createRange(s,i);t.hasContent(n,{ignoreMarkers:!0})||(i=s)}}return[mn.fromPosition(o,"toPrevious"),mn.fromPosition(i,"toNext")]}(i);r.isTouching(a)||e.remove(e.createRange(r,a)),o.leaveUnmerged||(!function(e,t,o){const i=e.model;if(!lr(e.model.schema,t,o))return;const[s,n]=function(e,t){const o=e.getAncestors(),i=t.getAncestors();let s=0;for(;o[s]&&o[s]==i[s];)s++;return[o[s],i[s]]}(t,o);if(!s||!n)return;!i.hasContent(s,{ignoreMarkers:!0})&&i.hasContent(n,{ignoreMarkers:!0})?cr(e,t,o,s.parent):ar(e,t,o,s.parent)}(e,r,a),s.removeDisallowedAttributes(r.parent.getChildren(),e)),hr(e,t,r),!o.doNotAutoparagraph&&function(e,t){const o=e.checkChild(t,"$text"),i=e.checkChild(t,"paragraph");return!o&&i}(s,r)&&dr(e,r,t,n),r.detach(),a.detach()}))}function ar(e,t,o,i){const s=t.parent,n=o.parent;if(s!=i&&n!=i){for(t=e.createPositionAfter(s),(o=e.createPositionBefore(n)).isEqual(t)||e.insert(n,t),e.merge(t);o.parent.isEmpty;){const t=o.parent;o=e.createPositionBefore(t),e.remove(t)}lr(e.model.schema,t,o)&&ar(e,t,o,i)}}function cr(e,t,o,i){const s=t.parent,n=o.parent;if(s!=i&&n!=i){for(t=e.createPositionAfter(s),(o=e.createPositionBefore(n)).isEqual(t)||e.insert(s,o);t.parent.isEmpty;){const o=t.parent;t=e.createPositionBefore(o),e.remove(o)}o=e.createPositionBefore(n),function(e,t){const o=t.nodeBefore,i=t.nodeAfter;o.name!=i.name&&e.rename(o,i.name);e.clearAttributes(o),e.setAttributes(Object.fromEntries(i.getAttributes()),o),e.merge(t)}(e,o),lr(e.model.schema,t,o)&&cr(e,t,o,i)}}function lr(e,t,o){const i=t.parent,s=o.parent;return i!=s&&(!e.isLimit(i)&&!e.isLimit(s)&&function(e,t,o){const i=new qo(e,t);for(const e of i.getWalker())if(o.isLimit(e.item))return!1;return!0}(t,o,e))}function dr(e,t,o,i={}){const s=e.createElement("paragraph");e.model.schema.setAllowedAttributes(s,i,e),e.insert(s,t),hr(e,o,e.createPositionAt(s,0))}function hr(e,t,o){t instanceof _i?e.setSelection(o):t.setTo(o)}function ur(e,t){const o=[];Array.from(e.getItems({direction:"backward"})).map((e=>t.createRangeOn(e))).filter((t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end)))).forEach((e=>{o.push(e.start.parent),t.remove(e)})),o.forEach((e=>{let o=e;for(;o.parent&&o.isEmpty;){const e=t.createRangeOn(o);o=o.parent,t.remove(e)}}))}class pr{constructor(e,t,o){this._firstNode=null,this._lastNode=null,this._lastAutoParagraph=null,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null,this._nodeToSelect=null,this.model=e,this.writer=t,this.position=o,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0)}handleNodes(e){for(const t of Array.from(e))this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[]}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),o=this.writer.createPositionAfter(e);if(o.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new m.Bb("insertcontent-invalid-insertion-position",this);this.position=o,this._setAffectedBoundaries(this.position)}}getSelectionRange(){return this._nodeToSelect?qo._createOn(this._nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new qo(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach()}_handleNode(e){if(this.schema.isObject(e))return void this._handleObject(e);let t=this._checkAndAutoParagraphToAllowedPosition(e);t||(t=this._checkAndSplitToAllowedPosition(e),t)?(this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this._handleDisallowedNode(e)}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=mn.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach()}_handleObject(e){this._checkAndSplitToAllowedPosition(e)?this._appendToFragment(e):this._tryAutoparagraphing(e)}_handleDisallowedNode(e){e.is("element")?this.handleNodes(e.getChildren()):this._tryAutoparagraphing(e)}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new m.Bb("insertcontent-wrong-position",this,{node:e,position:this.position});this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this._nodeToSelect=e:this._nodeToSelect=null,this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=mn.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=mn.fromPosition(e,"toNext"))}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof Vo))return;if(!this._canMergeLeft(e))return;const t=mn._createBefore(e);t.stickiness="toNext";const o=mn.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=mn._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=mn._createAt(t.nodeBefore,"end","toNext")),this.position=o.toPosition(),o.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof Vo))return;if(!this._canMergeRight(e))return;const t=mn._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new m.Bb("insertcontent-invalid-insertion-position",this);this.position=zo._createAt(t.nodeBefore,"end");const o=mn.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=mn._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=mn._createAt(t.nodeBefore,0,"toPrevious")),this.position=o.toPosition(),o.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_canMergeLeft(e){const t=e.previousSibling;return t instanceof Vo&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof Vo&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_tryAutoparagraphing(e){const t=this.writer.createElement("paragraph");this._getAllowedIn(this.position.parent,t)&&this.schema.checkChild(t,e)&&(t._appendChild(e),this._handleNode(t))}_checkAndAutoParagraphToAllowedPosition(e){if(this.schema.checkChild(this.position.parent,e))return!0;if(!this.schema.checkChild(this.position.parent,"paragraph")||!this.schema.checkChild("paragraph",e))return!1;this._insertPartialFragment();const t=this.writer.createElement("paragraph");return this.writer.insert(t,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=t,this.position=this.writer.createPositionAt(t,0),!0}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return!1;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e)}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter)}return!0}_getAllowedIn(e,t){return this.schema.checkChild(e,t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}function fr(e,t,o="auto"){const i=e.getSelectedElement();if(i&&t.schema.isObject(i)&&!t.schema.isInline(i))return"before"==o||"after"==o?t.createRange(t.createPositionAt(i,o)):t.createRangeOn(i);const s=(0,m.Ps)(e.getSelectedBlocks());if(!s)return t.createRange(e.focus);if(s.isEmpty)return t.createRange(t.createPositionAt(s,0));const n=t.createPositionAfter(s);return e.focus.isTouching(n)?t.createRange(n):t.createRange(t.createPositionBefore(s))}function gr(e,t,o,i={}){if(!e.schema.isObject(t))throw new m.Bb("insertobject-element-not-an-object",e,{object:t});const s=o||e.document.selection;let n=s;i.findOptimalPosition&&e.schema.isBlock(t)&&(n=e.createSelection(fr(s,e,i.findOptimalPosition)));const r=(0,m.Ps)(s.getSelectedBlocks()),a={};return r&&Object.assign(a,e.schema.getAttributesWithProperty(r,"copyOnReplace",!0)),e.change((o=>{n.isCollapsed||e.deleteContent(n,{doNotAutoparagraph:!0});let s=t;const r=n.anchor.parent;!e.schema.checkChild(r,t)&&e.schema.checkChild(r,"paragraph")&&e.schema.checkChild("paragraph",t)&&(s=o.createElement("paragraph"),o.insert(t,s)),e.schema.setAllowedAttributes(s,a,o);const c=e.insertContent(s,n);return c.isCollapsed||i.setSelection&&function(e,t,o,i){const s=e.model;if("on"==o)return void e.setSelection(t,"on");if("after"!=o)throw new m.Bb("insertobject-invalid-place-parameter-value",s);let n=t.nextSibling;if(s.schema.isInline(t))return void e.setSelection(t,"after");const r=n&&s.schema.checkChild(n,"$text");!r&&s.schema.checkChild(t.parent,"paragraph")&&(n=e.createElement("paragraph"),s.schema.setAllowedAttributes(n,i,e),s.insertContent(n,e.createPositionAfter(t)));n&&e.setSelection(n,0)}(o,t,i.setSelection,a),c}))}const mr=' ,.?!:;"-()';function br(e,t){const{isForward:o,walker:i,unit:s,schema:n,treatEmojiAsSingleUnit:r}=e,{type:a,item:c,nextPosition:l}=t;if("text"==a)return"word"===e.unit?function(e,t){let o=e.position.textNode;o||(o=t?e.position.nodeAfter:e.position.nodeBefore);for(;o&&o.is("$text");){const i=e.position.offset-o.startOffset;if(kr(o,i,t))o=t?e.position.nodeAfter:e.position.nodeBefore;else{if(wr(o.data,i,t))break;e.next()}}return e.position}(i,o):function(e,t,o){const i=e.position.textNode;if(i){const s=i.data;let n=e.position.offset-i.startOffset;for(;(0,m.to)(s,n)||"character"==t&&(0,m.pp)(s,n)||o&&(0,m.YK)(s,n);)e.next(),n=e.position.offset-i.startOffset}return e.position}(i,s,r);if(a==(o?"elementStart":"elementEnd")){if(n.isSelectable(c))return zo._createAt(c,o?"after":"before");if(n.checkChild(l,"$text"))return l}else{if(n.isLimit(c))return void i.skip((()=>!0));if(n.checkChild(l,"$text"))return l}}function _r(e,t){const o=e.root,i=zo._createAt(o,t?"end":0);return t?new qo(e,i):new qo(i,e)}function wr(e,t,o){const i=t+(o?0:-1);return mr.includes(e.charAt(i))}function kr(e,t,o){return t===(o?e.offsetSize:0)}class vr extends((0,m.Re)()){constructor(){super(),this.markers=new Jn,this.document=new Ln(this),this.schema=new as,this._pendingChanges=[],this._currentWriter=null,["deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach((e=>this.decorate(e))),this.on("applyOperation",((e,t)=>{t[0]._validate()}),{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$container",{allowIn:["$root","$container"]}),this.schema.register("$block",{allowIn:["$root","$container"],isBlock:!0}),this.schema.register("$blockObject",{allowWhere:"$block",isBlock:!0,isObject:!0}),this.schema.register("$inlineObject",{allowWhere:"$text",allowAttributesOf:"$text",isInline:!0,isObject:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0,isContent:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$marker"),this.schema.addChildCheck(((e,t)=>{if("$marker"===t.name)return!0})),Qi(this),this.document.registerPostFixer(Vi),this.on("insertContent",((e,[t,o])=>{e.return=function(e,t,o){return 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extends((0,s.Re)()){constructor(e,t){super(),this.model=e,this.testCallback=t,this._hasMatch=!1,this.set("isEnabled",!0),this.on("change:isEnabled",(()=>{this.isEnabled?this._startListening():(this.stopListening(e.document.selection),this.stopListening(e.document))})),this._startListening()}get hasMatch(){return this._hasMatch}_startListening(){const e=this.model.document;this.listenTo(e.selection,"change:range",((t,{directChange:o})=>{o&&(e.selection.isCollapsed?this._evaluateTextBeforeSelection("selection"):this.hasMatch&&(this.fire("unmatched"),this._hasMatch=!1))})),this.listenTo(e,"change:data",((e,t)=>{!t.isUndo&&t.isLocal&&this._evaluateTextBeforeSelection("data",{batch:t})}))}_evaluateTextBeforeSelection(e,t={}){const o=this.model,i=o.document.selection,s=o.createRange(o.createPositionAt(i.focus.parent,0),i.focus),{text:n,range:r}=v(s,o),a=this.testCallback(n);if(!a&&this.hasMatch&&this.fire("unmatched"),this._hasMatch=!!a,a){const 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t;this.limiterElement?(t=this._limiterRect=this.limiterElement.getBoundingClientRect(),this.isSticky=this.isActive&&t.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<t.height):this.isSticky=!1,this.isSticky?(this._isStickyToTheLimiter=t.bottom<e.height+this.limiterBottomOffset+this.viewportTopOffset,this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset,this._marginLeft=this._isStickyToTheLimiter?null:ei(-c.global.window.scrollX)):(this._isStickyToTheLimiter=!1,this._hasViewportTopOffset=!1,this._marginLeft=null)}}const oi=(0,c.nn)("px");class ii extends Me.Sy{constructor(e){super(e),this._resizeObserver=null,this._balloonConfig=Re(e.config.get("balloonToolbar")),this.toolbarView=this._createToolbarView(),this.focusTracker=new 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e=this.editor,t=e.editing.view,o=t.document;this.editor.editing.downcastDispatcher.on("selection",((t,o,i)=>{const s=i.writer,n=o.selection;if(n.isCollapsed)return;const r=n.getSelectedElement();if(!r)return;const a=e.editing.mapper.toViewElement(r);m(a)&&i.consumable.consume(n,"selection")&&s.setSelection(s.createRangeOn(a),{fake:!0,label:y(a)})})),this.editor.editing.downcastDispatcher.on("selection",((e,t,o)=>{this._clearPreviouslySelectedWidgets(o.writer);const i=o.writer,s=i.document.selection;let n=null;for(const e of s.getRanges())for(const t of e){const 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void((a&&s.isObject(a)||c&&s.isObject(c))&&(i.change((e=>{e.setSelection(l?r:o)})),t.preventDefault(),e.stop()))}if(!n.isCollapsed)return;const h=this._getObjectElementNextToSelection(l);if(h&&s.isObject(h)){if(s.isInline(h)&&d)return;this._setSelectionOverElement(h),t.preventDefault(),e.stop()}}_preventDefaultOnArrowKeyPress(e,t){const o=this.editor.model,i=o.schema,s=o.document.selection.getSelectedElement();s&&i.isObject(s)&&(t.preventDefault(),e.stop())}_handleDelete(e){const t=this.editor.model.document.selection;if(!this.editor.model.canEditAt(t))return;if(!t.isCollapsed)return;const o=this._getObjectElementNextToSelection(e);return o?(this.editor.model.change((e=>{let i=t.anchor.parent;for(;i.isEmpty;){const t=i;i=t.parent,e.remove(t)}this._setSelectionOverElement(o)})),!0):void 0}_setSelectionOverElement(e){this.editor.model.change((t=>{t.setSelection(t.createRangeOn(e))}))}_getObjectElementNextToSelection(e){const t=this.editor.model,o=t.schema,i=t.document.selection,s=t.createSelection(i);if(t.modifySelection(s,{direction:e?"forward":"backward"}),s.isEqual(i))return null;const n=e?s.focus.nodeBefore:s.focus.nodeAfter;return n&&o.isObject(n)?n:null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected)e.removeClass(g,t);this._previouslySelected.clear()}}function $(e,t){return!!t&&Array.from(e.getAncestors()).includes(t)}class q extends i.Sy{constructor(){super(...arguments),this._toolbarDefinitions=new Map}static get requires(){return[a.WB]}static get pluginName(){return"WidgetToolbarRepository"}init(){const e=this.editor;if(e.plugins.has("BalloonToolbar")){const t=e.plugins.get("BalloonToolbar");this.listenTo(t,"show",(t=>{(function(e){const t=e.getSelectedElement();return!(!t||!m(t))})(e.editing.view.document.selection)&&t.stop()}),{priority:"high"})}this._balloon=this.editor.plugins.get("ContextualBalloon"),this.on("change:isEnabled",(()=>{this._updateToolbarsVisibility()})),this.listenTo(e.ui,"update",(()=>{this._updateToolbarsVisibility()})),this.listenTo(e.ui.focusTracker,"change:isFocused",(()=>{this._updateToolbarsVisibility()}),{priority:"low"})}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values())e.view.destroy()}register(e,{ariaLabel:t,items:o,getRelatedElement:i,balloonClassName:s="ck-toolbar-container"}){if(!o.length)return void(0,r.KE)("widget-toolbar-no-items",{toolbarId:e});const n=this.editor,c=n.t,l=new a.jB(n.locale);if(l.ariaLabel=t||c("Widget toolbar"),this._toolbarDefinitions.has(e))throw new r.Bb("widget-toolbar-duplicated",this,{toolbarId:e});const d={view:l,getRelatedElement:i,balloonClassName:s,itemsConfig:o,initialized:!1};n.ui.addToolbar(l,{isContextual:!0,beforeFocus:()=>{const e=i(n.editing.view.document.selection);e&&this._showToolbar(d,e)},afterBlur:()=>{this._hideToolbar(d)}}),this._toolbarDefinitions.set(e,d)}_updateToolbarsVisibility(){let e=0,t=null,o=null;for(const i of this._toolbarDefinitions.values()){const s=i.getRelatedElement(this.editor.editing.view.document.selection);if(this.isEnabled&&s)if(this.editor.ui.focusTracker.isFocused){const n=s.getAncestors().length;n>e&&(e=n,t=s,o=i)}else this._isToolbarVisible(i)&&this._hideToolbar(i);else this._isToolbarInBalloon(i)&&this._hideToolbar(i)}o&&this._showToolbar(o,t)}_hideToolbar(e){this._balloon.remove(e.view),this.stopListening(this._balloon,"change:visibleView")}_showToolbar(e,t){this._isToolbarVisible(e)?H(this.editor,t):this._isToolbarInBalloon(e)||(e.initialized||(e.initialized=!0,e.view.fillFromConfig(e.itemsConfig,this.editor.ui.componentFactory)),this._balloon.add({view:e.view,position:U(this.editor,t),balloonClassName:e.balloonClassName}),this.listenTo(this._balloon,"change:visibleView",(()=>{for(const e of this._toolbarDefinitions.values())if(this._isToolbarVisible(e)){const t=e.getRelatedElement(this.editor.editing.view.document.selection);H(this.editor,t)}})))}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function H(e,t){const o=e.plugins.get("ContextualBalloon"),i=U(e,t);o.updatePosition(i)}function U(e,t){const o=e.editing.view,i=a.no.defaultPositions;return{target:o.domConverter.mapViewToDom(t),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,i.viewportStickyNorth]}}class K extends((0,r.Re)()){constructor(e){super(),this.set("activeHandlePosition",null),this.set("proposedWidthPercents",null),this.set("proposedWidth",null),this.set("proposedHeight",null),this.set("proposedHandleHostWidth",null),this.set("proposedHandleHostHeight",null),this._options=e,this._referenceCoordinates=null}get originalWidth(){return this._originalWidth}get originalHeight(){return this._originalHeight}get originalWidthPercents(){return this._originalWidthPercents}get aspectRatio(){return this._aspectRatio}begin(e,t,o){const i=new r.UL(t);this.activeHandlePosition=function(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const o of t)if(e.classList.contains(G(o)))return o}(e),this._referenceCoordinates=function(e,t){const o=new r.UL(e),i=t.split("-"),s={x:"right"==i[1]?o.right:o.left,y:"bottom"==i[0]?o.bottom:o.top};return s.x+=e.ownerDocument.defaultView.scrollX,s.y+=e.ownerDocument.defaultView.scrollY,s}(t,function(e){const t=e.split("-"),o={top:"bottom",bottom:"top",left:"right",right:"left"};return`${o[t[0]]}-${o[t[1]]}`}(this.activeHandlePosition)),this._originalWidth=i.width,this._originalHeight=i.height,this._aspectRatio=i.width/i.height;const s=o.style.width;s&&s.match(/^\d+(\.\d*)?%$/)?this._originalWidthPercents=parseFloat(s):this._originalWidthPercents=function(e,t){const o=e.parentElement;let i=parseFloat(o.ownerDocument.defaultView.getComputedStyle(o).width);const s=5;let n=0,r=o;for(;isNaN(i);){if(r=r.parentElement,++n>s)return 0;i=parseFloat(o.ownerDocument.defaultView.getComputedStyle(r).width)}return t.width/i*100}(o,i)}update(e){this.proposedWidth=e.width,this.proposedHeight=e.height,this.proposedWidthPercents=e.widthPercents,this.proposedHandleHostWidth=e.handleHostWidth,this.proposedHandleHostHeight=e.handleHostHeight}}function G(e){return`ck-widget__resizer__handle-${e}`}class J extends a.G7{constructor(){super();const 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extends((0,r.Re)()){constructor(e){super(),this._viewResizerWrapper=null,this._options=e,this.set("isEnabled",!0),this.set("isSelected",!1),this.bind("isVisible").to(this,"isEnabled",this,"isSelected",((e,t)=>e&&t)),this.decorate("begin"),this.decorate("cancel"),this.decorate("commit"),this.decorate("updateSize"),this.on("commit",(e=>{this.state.proposedWidth||this.state.proposedWidthPercents||(this._cleanup(),e.stop())}),{priority:"high"})}get state(){return this._state}show(){this._options.editor.editing.view.change((e=>{e.removeClass("ck-hidden",this._viewResizerWrapper)}))}hide(){this._options.editor.editing.view.change((e=>{e.addClass("ck-hidden",this._viewResizerWrapper)}))}attach(){const e=this,t=this._options.viewElement;this._options.editor.editing.view.change((o=>{const i=o.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},(function(t){const o=this.toDomElement(t);return e._appendHandles(o),e._appendSizeUI(o),o}));o.insert(o.createPositionAt(t,"end"),i),o.addClass("ck-widget_with-resizer",t),this._viewResizerWrapper=i,this.isVisible||this.hide()})),this.on("change:isVisible",(()=>{this.isVisible?(this.show(),this.redraw()):this.hide()}))}begin(e){this._state=new K(this._options),this._sizeView._bindToState(this._options,this.state),this._initialViewWidth=this._options.viewElement.getStyle("width"),this.state.begin(e,this._getHandleHost(),this._getResizeHost())}updateSize(e){const t=this._proposeNewSize(e);this._options.editor.editing.view.change((e=>{const o=this._options.unit||"%",i=("%"===o?t.widthPercents:t.width)+o;e.setStyle("width",i,this._options.viewElement)}));const o=this._getHandleHost(),i=new r.UL(o),s=Math.round(i.width),n=Math.round(i.height),a=new r.UL(o);var c;t.width=Math.round(a.width),t.height=Math.round(a.height),this.redraw(i),this.state.update((c=((e,t)=>{for(var o in t||(t={}))te.call(t,o)&&ie(e,o,t[o]);if(ee)for(var o of ee(t))oe.call(t,o)&&ie(e,o,t[o]);return e})({},t),X(c,Q({handleHostWidth:s,handleHostHeight:n}))))}commit(){const e=this._options.unit||"%",t=("%"===e?this.state.proposedWidthPercents:this.state.proposedWidth)+e;this._options.editor.editing.view.change((()=>{this._cleanup(),this._options.onCommit(t)}))}cancel(){this._cleanup()}destroy(){this.cancel()}redraw(e){const t=this._domResizerWrapper;if(!((o=t)&&o.ownerDocument&&o.ownerDocument.contains(o)))return;var o;const i=t.parentElement,s=this._getHandleHost(),n=this._viewResizerWrapper,a=[n.getStyle("width"),n.getStyle("height"),n.getStyle("left"),n.getStyle("top")];let c;if(i.isSameNode(s)){const t=e||new r.UL(s);c=[t.width+"px",t.height+"px",void 0,void 0]}else c=[s.offsetWidth+"px",s.offsetHeight+"px",s.offsetLeft+"px",s.offsetTop+"px"];"same"!==(0,r.Rt)(a,c)&&this._options.editor.editing.view.change((e=>{e.setStyle({width:c[0],height:c[1],left:c[2],top:c[3]},n)}))}containsHandle(e){return this._domResizerWrapper.contains(e)}static isResizeHandle(e){return e.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeView._dismiss();this._options.editor.editing.view.change((e=>{e.setStyle("width",this._initialViewWidth,this._options.viewElement)}))}_proposeNewSize(e){const t=this.state,o={x:(i=e).pageX,y:i.pageY};var i;const s=!this._options.isCentered||this._options.isCentered(this),n={x:t._referenceCoordinates.x-(o.x+t.originalWidth),y:o.y-t.originalHeight-t._referenceCoordinates.y};s&&t.activeHandlePosition.endsWith("-right")&&(n.x=o.x-(t._referenceCoordinates.x+t.originalWidth)),s&&(n.x*=2);let r=Math.abs(t.originalWidth+n.x),a=Math.abs(t.originalHeight+n.y);return"width"==(r/t.aspectRatio>a?"width":"height")?a=r/t.aspectRatio:r=a*t.aspectRatio,{width:Math.round(r),height:Math.round(a),widthPercents:Math.min(Math.round(t.originalWidthPercents/t.originalWidth*r*100)/100,100)}}_getResizeHost(){const e=this._domResizerWrapper.parentElement;return this._options.getResizeHost(e)}_getHandleHost(){const e=this._domResizerWrapper.parentElement;return this._options.getHandleHost(e)}get _domResizerWrapper(){return this._options.editor.editing.view.domConverter.mapViewToDom(this._viewResizerWrapper)}_appendHandles(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)e.appendChild(new a.YS({tag:"div",attributes:{class:"ck-widget__resizer__handle "+(o=i,`ck-widget__resizer__handle-${o}`)}}).render());var o}_appendSizeUI(e){this._sizeView=new J,this._sizeView.render(),e.appendChild(this._sizeView.element)}}var ne=o("./node_modules/lodash-es/throttle.js"),re=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-widget/theme/widgetresize.css"),ae={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};R()(re.Z,ae);re.Z.locals;class ce extends i.Sy{constructor(){super(...arguments),this._resizers=new Map}static get pluginName(){return"WidgetResize"}init(){const e=this.editor.editing,t=r.global.window.document;this.set("selectedResizer",null),this.set("_activeResizer",null),e.view.addObserver(s.dM),this._observer=new((0,r.Xu)()),this.listenTo(e.view.document,"mousedown",this._mouseDownListener.bind(this),{priority:"high"}),this._observer.listenTo(t,"mousemove",this._mouseMoveListener.bind(this)),this._observer.listenTo(t,"mouseup",this._mouseUpListener.bind(this)),this._redrawSelectedResizerThrottled=(0,ne.Z)((()=>this.redrawSelectedResizer()),200),this.editor.ui.on("update",this._redrawSelectedResizerThrottled),this.editor.model.document.on("change",(()=>{for(const[e,t]of this._resizers)e.isAttached()||(this._resizers.delete(e),t.destroy())}),{priority:"lowest"}),this._observer.listenTo(r.global.window,"resize",this._redrawSelectedResizerThrottled);const o=this.editor.editing.view.document.selection;o.on("change",(()=>{const e=o.getSelectedElement(),t=this.getResizerByViewElement(e)||null;t?this.select(t):this.deselect()}))}redrawSelectedResizer(){this.selectedResizer&&this.selectedResizer.isVisible&&this.selectedResizer.redraw()}destroy(){super.destroy(),this._observer.stopListening();for(const e of this._resizers.values())e.destroy();this._redrawSelectedResizerThrottled.cancel()}select(e){this.deselect(),this.selectedResizer=e,this.selectedResizer.isSelected=!0}deselect(){this.selectedResizer&&(this.selectedResizer.isSelected=!1),this.selectedResizer=null}attachTo(e){const t=new se(e),o=this.editor.plugins;if(t.attach(),o.has("WidgetToolbarRepository")){const e=o.get("WidgetToolbarRepository");t.on("begin",(()=>{e.forceDisabled("resize")}),{priority:"lowest"}),t.on("cancel",(()=>{e.clearForceDisabled("resize")}),{priority:"highest"}),t.on("commit",(()=>{e.clearForceDisabled("resize")}),{priority:"highest"})}this._resizers.set(e.viewElement,t);const i=this.editor.editing.view.document.selection.getSelectedElement();return this.getResizerByViewElement(i)==t&&this.select(t),t}getResizerByViewElement(e){return this._resizers.get(e)}_getResizerByHandle(e){for(const t of this._resizers.values())if(t.containsHandle(e))return t}_mouseDownListener(e,t){const o=t.domTarget;se.isResizeHandle(o)&&(this._activeResizer=this._getResizerByHandle(o)||null,this._activeResizer&&(this._activeResizer.begin(o),e.stop(),t.preventDefault()))}_mouseMoveListener(e,t){this._activeResizer&&this._activeResizer.updateSize(t)}_mouseUpListener(){this._activeResizer&&(this._activeResizer.commit(),this._activeResizer=null)}}},"./node_modules/style-loader/dist/runtime/injectStylesIntoStyleTag.js":(e,t,o)=>{"use strict";var i,s=function(){return void 0===i&&(i=Boolean(window&&document&&document.all&&!window.atob)),i},n=function(){var e={};return function(t){if(void 0===e[t]){var o=document.querySelector(t);if(window.HTMLIFrameElement&&o instanceof window.HTMLIFrameElement)try{o=o.contentDocument.head}catch(e){o=null}e[t]=o}return e[t]}}(),r=[];function a(e){for(var t=-1,o=0;o<r.length;o++)if(r[o].identifier===e){t=o;break}return t}function c(e,t){for(var o={},i=[],s=0;s<e.length;s++){var n=e[s],c=t.base?n[0]+t.base:n[0],l=o[c]||0,d="".concat(c," ").concat(l);o[c]=l+1;var h=a(d),u={css:n[1],media:n[2],sourceMap:n[3]};-1!==h?(r[h].references++,r[h].updater(u)):r.push({identifier:d,updater:m(u,t),references:1}),i.push(d)}return i}function l(e){var t=document.createElement("style"),i=e.attributes||{};if(void 0===i.nonce){var s=o.nc;s&&(i.nonce=s)}if(Object.keys(i).forEach((function(e){t.setAttribute(e,i[e])})),"function"==typeof e.insert)e.insert(t);else{var r=n(e.insert||"head");if(!r)throw new Error("Couldn't find a style target. This probably means that the value for the 'insert' parameter is invalid.");r.appendChild(t)}return t}var d,h=(d=[],function(e,t){return d[e]=t,d.filter(Boolean).join("\n")});function u(e,t,o,i){var s=o?"":i.media?"@media ".concat(i.media," {").concat(i.css,"}"):i.css;if(e.styleSheet)e.styleSheet.cssText=h(t,s);else{var n=document.createTextNode(s),r=e.childNodes;r[t]&&e.removeChild(r[t]),r.length?e.insertBefore(n,r[t]):e.appendChild(n)}}function p(e,t,o){var i=o.css,s=o.media,n=o.sourceMap;if(s?e.setAttribute("media",s):e.removeAttribute("media"),n&&"undefined"!=typeof btoa&&(i+="\n/*# sourceMappingURL=data:application/json;base64,".concat(btoa(unescape(encodeURIComponent(JSON.stringify(n))))," */")),e.styleSheet)e.styleSheet.cssText=i;else{for(;e.firstChild;)e.removeChild(e.firstChild);e.appendChild(document.createTextNode(i))}}var f=null,g=0;function m(e,t){var o,i,s;if(t.singleton){var n=g++;o=f||(f=l(t)),i=u.bind(null,o,n,!1),s=u.bind(null,o,n,!0)}else o=l(t),i=p.bind(null,o,t),s=function(){!function(e){if(null===e.parentNode)return!1;e.parentNode.removeChild(e)}(o)};return i(e),function(t){if(t){if(t.css===e.css&&t.media===e.media&&t.sourceMap===e.sourceMap)return;i(e=t)}else s()}}e.exports=function(e,t){(t=t||{}).singleton||"boolean"==typeof t.singleton||(t.singleton=s());var o=c(e=e||[],t);return function(e){if(e=e||[],"[object Array]"===Object.prototype.toString.call(e)){for(var i=0;i<o.length;i++){var s=a(o[i]);r[s].references--}for(var n=c(e,t),l=0;l<o.length;l++){var d=a(o[l]);0===r[d].references&&(r[d].updater(),r.splice(d,1))}o=n}}}},"./src/clipboard.js":(e,t,o)=>{"use strict";o.r(t),o.d(t,{Clipboard:()=>v,ClipboardPipeline:()=>l,DragDrop:()=>m,DragDropBlockToolbar:()=>L,DragDropExperimental:()=>R,DragDropTarget:()=>E,PastePlainText:()=>k});var i=o("./packages/ckeditor5-core/src/index.ts"),s=o("./packages/ckeditor5-utils/src/index.ts"),n=o("./packages/ckeditor5-engine/src/index.ts");class r extends n.qZ{constructor(e){super(e),this.domEventType=["paste","copy","cut","drop","dragover","dragstart","dragend","dragenter","dragleave"];const t=this.document;function o(e){return(o,i)=>{i.preventDefault();const n=i.dropRange?[i.dropRange]:null,r=new s.M3(t,e);t.fire(r,{dataTransfer:i.dataTransfer,method:o.name,targetRanges:n,target:i.target,domEvent:i.domEvent}),r.stop.called&&i.stopPropagation()}}this.listenTo(t,"paste",o("clipboardInput"),{priority:"low"}),this.listenTo(t,"drop",o("clipboardInput"),{priority:"low"}),this.listenTo(t,"dragover",o("dragging"),{priority:"low"})}onDomEvent(e){const t="clipboardData"in e?e.clipboardData:e.dataTransfer,o="drop"==e.type||"paste"==e.type,i={dataTransfer:new n.tn(t,{cacheFiles:o})};"drop"!=e.type&&"dragover"!=e.type||(i.dropRange=function(e,t){const o=t.target.ownerDocument,i=t.clientX,s=t.clientY;let n;o.caretRangeFromPoint&&o.caretRangeFromPoint(i,s)?n=o.caretRangeFromPoint(i,s):t.rangeParent&&(n=o.createRange(),n.setStart(t.rangeParent,t.rangeOffset),n.collapse(!0));if(n)return e.domConverter.domRangeToView(n);return null}(this.view,e)),this.fire(e.type,e,i)}}const a=["figcaption","li"];function c(e){let t="";if(e.is("$text")||e.is("$textProxy"))t=e.data;else if(e.is("element","img")&&e.hasAttribute("alt"))t=e.getAttribute("alt");else if(e.is("element","br"))t="\n";else{let o=null;for(const i of e.getChildren()){const e=c(i);o&&(o.is("containerElement")||i.is("containerElement"))&&(a.includes(o.name)||a.includes(i.name)?t+="\n":t+="\n\n"),t+=e,o=i}}return t}class l extends i.Sy{static get pluginName(){return"ClipboardPipeline"}init(){this.editor.editing.view.addObserver(r),this._setupPasteDrop(),this._setupCopyCut()}_setupPasteDrop(){const e=this.editor,t=e.model,o=e.editing.view,i=o.document;this.listenTo(i,"clipboardInput",((t,o)=>{"paste"!=o.method||e.model.canEditAt(e.model.document.selection)||t.stop()}),{priority:"highest"}),this.listenTo(i,"clipboardInput",((e,t)=>{const i=t.dataTransfer;let n;if(t.content)n=t.content;else{let e="";i.getData("text/html")?e=function(e){return e.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,((e,t)=>1==t.length?" 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i=this.editor.data.toModel(o.content,"$clipboardHolder");0!=i.childCount&&(e.stop(),t.change((()=>{this.fire("contentInsertion",{content:i,method:o.method,dataTransfer:o.dataTransfer,targetRanges:o.targetRanges})})))}),{priority:"low"}),this.listenTo(this,"contentInsertion",((e,o)=>{o.resultRange=t.insertContent(o.content)}),{priority:"low"})}_setupCopyCut(){const e=this.editor,t=e.model.document,o=e.editing.view.document,i=(i,s)=>{const n=s.dataTransfer;s.preventDefault();const r=e.data.toView(e.model.getSelectedContent(t.selection));o.fire("clipboardOutput",{dataTransfer:n,content:r,method:i.name})};this.listenTo(o,"copy",i,{priority:"low"}),this.listenTo(o,"cut",((t,o)=>{e.model.canEditAt(e.model.document.selection)?i(t,o):o.preventDefault()}),{priority:"low"}),this.listenTo(o,"clipboardOutput",((o,i)=>{i.content.isEmpty||(i.dataTransfer.setData("text/html",this.editor.data.htmlProcessor.toData(i.content)),i.dataTransfer.setData("text/plain",c(i.content))),"cut"==i.method&&e.model.deleteContent(t.selection)}),{priority:"low"})}}var d=o("./packages/ckeditor5-widget/src/index.ts"),h=o("./node_modules/lodash-es/throttle.js"),u=o("./node_modules/style-loader/dist/runtime/injectStylesIntoStyleTag.js"),p=o.n(u),f=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-clipboard/theme/clipboard.css"),g={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};p()(f.Z,g);f.Z.locals;class m extends i.Sy{static get pluginName(){return"DragDrop"}static get requires(){return[l,d.$L]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,this._updateDropMarkerThrottled=(0,h.Z)((e=>this._updateDropMarker(e)),40),this._removeDropMarkerDelayed=(0,s.gw)((()=>this._removeDropMarker()),40),this._clearDraggableAttributesDelayed=(0,s.gw)((()=>this._clearDraggableAttributes()),40),e.plugins.has("DragDropExperimental")?this.forceDisabled("DragDropExperimental"):(t.addObserver(r),t.addObserver(n.dM),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDropMarker(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",((e,t,o)=>{o?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")})),this.on("change:isEnabled",((e,t,o)=>{o||this._finalizeDragging(!1)})),s.OB.isAndroid&&this.forceDisabled("noAndroidSupport"))}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._updateDropMarkerThrottled.cancel(),this._removeDropMarkerDelayed.cancel(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,o=t.document,i=e.editing.view,r=i.document;this.listenTo(r,"dragstart",((i,a)=>{const c=o.selection;if(a.target&&a.target.is("editableElement"))return void a.preventDefault();const l=a.target?w(a.target):null;if(l){const o=e.editing.mapper.toModelElement(l);if(this._draggedRange=n.iE.fromRange(t.createRangeOn(o)),e.plugins.has("WidgetToolbarRepository")){e.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}}else if(!r.selection.isCollapsed){const e=r.selection.getSelectedElement();e&&(0,d.Qd)(e)||(this._draggedRange=n.iE.fromRange(c.getFirstRange()))}if(!this._draggedRange)return void a.preventDefault();this._draggingUid=(0,s.hQ)();const h=this.isEnabled&&e.model.canEditAt(this._draggedRange);a.dataTransfer.effectAllowed=h?"copyMove":"copy",a.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const u=t.createSelection(this._draggedRange.toRange()),p=e.data.toView(t.getSelectedContent(u));r.fire("clipboardOutput",{dataTransfer:a.dataTransfer,content:p,method:"dragstart"}),h||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")}),{priority:"low"}),this.listenTo(r,"dragend",((e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)}),{priority:"low"}),this.listenTo(r,"dragenter",(()=>{this.isEnabled&&i.focus()})),this.listenTo(r,"dragleave",(()=>{this._removeDropMarkerDelayed()})),this.listenTo(r,"dragging",((t,o)=>{if(!this.isEnabled)return void(o.dataTransfer.dropEffect="none");this._removeDropMarkerDelayed.cancel();const i=b(e,o.targetRanges,o.target);e.model.canEditAt(i)?(this._draggedRange||(o.dataTransfer.dropEffect="copy"),s.OB.isGecko||("copy"==o.dataTransfer.effectAllowed?o.dataTransfer.dropEffect="copy":["all","copyMove"].includes(o.dataTransfer.effectAllowed)&&(o.dataTransfer.dropEffect="move")),i&&this._updateDropMarkerThrottled(i)):o.dataTransfer.dropEffect="none"}),{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"clipboardInput",((t,o)=>{if("drop"!=o.method)return;const i=b(e,o.targetRanges,o.target);if(this._removeDropMarker(),!i||!e.model.canEditAt(i))return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=o.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==_(o.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(i,!0))return this._finalizeDragging(!1),void t.stop();o.targetRanges=[e.editing.mapper.toViewRange(i)]}),{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(l);e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o=t.targetRanges.map((e=>this.editor.editing.mapper.toModelRange(e)));this.editor.model.change((e=>e.setSelection(o)))}),{priority:"high"}),e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o="move"==_(t.dataTransfer),i=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(i&&o)}),{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,o=t.document;this.listenTo(o,"mousedown",((i,n)=>{if(s.OB.isAndroid||!n)return;this._clearDraggableAttributesDelayed.cancel();let r=w(n.target);if(s.OB.isBlink&&!r&&!o.selection.isCollapsed){const e=o.selection.getSelectedElement();if(!e||!(0,d.Qd)(e)){const e=o.selection.editableElement;e&&!e.isReadOnly&&(r=e)}}r&&(t.change((e=>{e.setAttribute("draggable","true",r)})),this._draggableElement=e.editing.mapper.toModelElement(r))})),this.listenTo(o,"mouseup",(()=>{s.OB.isAndroid||this._clearDraggableAttributesDelayed()}))}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change((t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null}))}_setupDropMarker(){const e=this.editor;e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:o})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return o.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.append("⁠",e.createElement("span"),"⁠"),t}))}})}_updateDropMarker(e){const t=this.editor,o=t.model.markers;t.model.change((t=>{o.has("drop-target")?o.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})}))}_removeDropMarker(){const e=this.editor.model;this._removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),e.markers.has("drop-target")&&e.change((e=>{e.removeMarker("drop-target")}))}_finalizeDragging(e){const t=this.editor,o=t.model;if(this._removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")){t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop")}this._draggingUid="",this._draggedRange&&(e&&this.isEnabled&&o.deleteContent(o.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}}function b(e,t,o){const i=e.model,n=e.editing.mapper;let r=null;const a=t?t[0].start:null;if(o.is("uiElement")&&(o=o.parent),r=function(e,t){const o=e.model,i=e.editing.mapper;if((0,d.Qd)(t))return o.createRangeOn(i.toModelElement(t));if(!t.is("editableElement")){const e=t.findAncestor((e=>(0,d.Qd)(e)||e.is("editableElement")));if((0,d.Qd)(e))return o.createRangeOn(i.toModelElement(e))}return null}(e,o),r)return r;const c=function(e,t){const o=e.editing.mapper,i=e.editing.view,s=o.toModelElement(t);if(s)return s;const n=i.createPositionBefore(t),r=o.findMappedViewAncestor(n);return o.toModelElement(r)}(e,o),l=a?n.toModelPosition(a):null;return l?(r=function(e,t,o){const i=e.model;if(!i.schema.checkChild(o,"$block"))return null;const s=i.createPositionAt(o,0),n=t.path.slice(0,s.path.length),r=i.createPositionFromPath(t.root,n),a=r.nodeAfter;if(a&&i.schema.isObject(a))return i.createRangeOn(a);return null}(e,l,c),r||(r=i.schema.getNearestSelectionRange(l,s.OB.isGecko?"forward":"backward"),r||function(e,t){const o=e.model;let i=t;for(;i;){if(o.schema.isObject(i))return o.createRangeOn(i);i=i.parent}return null}(e,l.parent))):function(e,t){const o=e.model,i=o.schema,s=o.createPositionAt(t,0);return i.getNearestSelectionRange(s,"forward")}(e,c)}function _(e){return s.OB.isGecko?e.dropEffect:["all","copyMove"].includes(e.effectAllowed)?"move":"copy"}function w(e){if(e.is("editableElement"))return null;if(e.hasClass("ck-widget__selection-handle"))return e.findAncestor(d.Qd);if((0,d.Qd)(e))return e;const t=e.findAncestor((e=>(0,d.Qd)(e)||e.is("editableElement")));return(0,d.Qd)(t)?t:null}class k extends i.Sy{static get pluginName(){return"PastePlainText"}static get requires(){return[l]}init(){const e=this.editor,t=e.model,o=e.editing.view,i=o.document,s=t.document.selection;let n=!1;o.addObserver(r),this.listenTo(i,"keydown",((e,t)=>{n=t.shiftKey})),e.plugins.get(l).on("contentInsertion",((e,o)=>{(n||function(e,t){if(e.childCount>1)return!1;const o=e.getChild(0);if(t.isObject(o))return!1;return 0==Array.from(o.getAttributeKeys()).length}(o.content,t.schema))&&t.change((e=>{const i=Array.from(s.getAttributes()).filter((([e])=>t.schema.getAttributeProperties(e).isFormatting));s.isCollapsed||t.deleteContent(s,{doNotAutoparagraph:!0}),i.push(...s.getAttributes());const n=e.createRangeIn(o.content);for(const t of n.getItems())t.is("$textProxy")&&e.setAttributes(i,t)}))}))}}class v extends i.Sy{static get pluginName(){return"Clipboard"}static get requires(){return[l,m,k]}}var y=o("./packages/ckeditor5-ui/src/index.ts");const x=(0,s.nn)("px");class P extends y.G7{constructor(){super();const e=this.bindTemplate;this.set({isVisible:!1,left:null,top:null,width:null}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-clipboard-drop-target-line",e.if("isVisible","ck-hidden",(e=>!e))],style:{left:e.to("left",(e=>x(e))),top:e.to("top",(e=>x(e))),width:e.to("width",(e=>x(e)))}}})}}class E extends i.Sy{constructor(){super(...arguments),this.removeDropMarkerDelayed=(0,s.gw)((()=>this.removeDropMarker()),40),this._updateDropMarkerThrottled=(0,h.Z)((e=>this._updateDropMarker(e)),40),this._reconvertMarkerThrottled=(0,h.Z)((()=>{this.editor.model.markers.has("drop-target")&&this.editor.editing.reconvertMarker("drop-target")}),0),this._dropTargetLineView=new P,this._domEmitter=new((0,s.Xu)()),this._scrollables=new Map}static get pluginName(){return"DragDropTarget"}init(){this._setupDropMarker()}destroy(){this._domEmitter.stopListening();for(const{resizeObserver:e}of this._scrollables.values())e.destroy();return this._updateDropMarkerThrottled.cancel(),this.removeDropMarkerDelayed.cancel(),this._reconvertMarkerThrottled.cancel(),super.destroy()}updateDropMarker(e,t,o,i,s){this.removeDropMarkerDelayed.cancel();const n=T(this.editor,e,t,o,i,s);n&&this._updateDropMarkerThrottled(n)}getFinalDropRange(e,t,o,i,s){const n=T(this.editor,e,t,o,i,s);return this.removeDropMarker(),n}removeDropMarker(){const e=this.editor.model;this.removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),this._dropTargetLineView.isVisible=!1,e.markers.has("drop-target")&&e.change((e=>{e.removeMarker("drop-target")}))}_setupDropMarker(){const e=this.editor;e.ui.view.body.add(this._dropTargetLineView),e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:o})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return this._dropTargetLineView.isVisible=!1,this._createDropTargetPosition(o);t.markerRange.isCollapsed?this._updateDropTargetLine(t.markerRange):this._dropTargetLineView.isVisible=!1}})}_updateDropMarker(e){const t=this.editor,o=t.model.markers;t.model.change((t=>{o.has("drop-target")?o.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})}))}_createDropTargetPosition(e){return e.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.append("⁠",e.createElement("span"),"⁠"),t}))}_updateDropTargetLine(e){const t=this.editor.editing,o=e.start.nodeBefore,i=e.start.nodeAfter,n=e.start.parent,r=o?t.mapper.toViewElement(o):null,a=r?t.view.domConverter.mapViewToDom(r):null,c=i?t.mapper.toViewElement(i):null,l=c?t.view.domConverter.mapViewToDom(c):null,d=t.mapper.toViewElement(n),h=t.view.domConverter.mapViewToDom(d),u=this._getScrollableRect(d),{scrollX:p,scrollY:f}=s.global.window,g=a?new s.UL(a):null,m=l?new s.UL(l):null,b=new s.UL(h).excludeScrollbarsAndBorders(),_=g?g.bottom:b.top,w=m?m.top:b.bottom,k=s.global.window.getComputedStyle(h),v=_<=w?(_+w)/2:w;if(u.top<v&&v<u.bottom){const e=b.left+parseFloat(k.paddingLeft),t=b.right-parseFloat(k.paddingRight),o=Math.max(e+p,u.left),i=Math.min(t+p,u.right);this._dropTargetLineView.set({isVisible:!0,left:o,top:v+f,width:i-o})}else this._dropTargetLineView.isVisible=!1}_getScrollableRect(e){const t=e.root.rootName;let o;if(this._scrollables.has(t))o=this._scrollables.get(t).domElement;else{o=function(e){let t=e;do{t=t.parentElement;const e=s.global.window.getComputedStyle(t).overflowY;if("auto"==e||"scroll"==e)break}while("BODY"!=t.tagName);return t}(this.editor.editing.view.domConverter.mapViewToDom(e)),this._domEmitter.listenTo(o,"scroll",this._reconvertMarkerThrottled,{usePassive:!0});const i=new s.do(o,this._reconvertMarkerThrottled);this._scrollables.set(t,{domElement:o,resizeObserver:i})}return new s.UL(o).excludeScrollbarsAndBorders()}}function T(e,t,o,i,s,n){const r=e.model,a=e.editing.mapper,c=O(e,t);let l=c;for(;l;){if(!n)if(r.schema.checkChild(l,"$text")){const t=o?o[0].start:null,n=t?a.toModelPosition(t):null;if(n){if(r.schema.checkChild(n,"$text"))return r.createRange(n);if(t)return C(e,O(e,t.parent),i,s)}}else if(r.schema.isInline(l))return C(e,l,i,s);if(r.schema.isBlock(l))return C(e,l,i,s);if(r.schema.checkChild(l,"$block")){const t=Array.from(l.getChildren()).filter((t=>t.is("element")&&!A(e,t)));let o=0,n=t.length;for(;o<n-1;){const r=Math.floor((o+n)/2);"before"==S(e,t[r],i,s)?n=r:o=r}return C(e,t[o],i,s)}l=l.parent}return console.warn("none:",c.name),null}function A(e,t){const o=e.editing.mapper,i=e.editing.view.domConverter,n=o.toViewElement(t),r=i.mapViewToDom(n);return"none"!=s.global.window.getComputedStyle(r).float}function C(e,t,o,i){const s=e.model;return s.createRange(s.createPositionAt(t,S(e,t,o,i)))}function S(e,t,o,i){const n=e.editing.mapper,r=e.editing.view.domConverter,a=n.toViewElement(t),c=r.mapViewToDom(a),l=new s.UL(c);return e.model.schema.isInline(t)?o<(l.left+l.right)/2?"before":"after":i<(l.top+l.bottom)/2?"before":"after"}function O(e,t){const o=e.editing.mapper,i=e.editing.view,s=o.toModelElement(t);if(s)return s;const n=i.createPositionBefore(t),r=o.findMappedViewAncestor(n);return o.toModelElement(r)}class R extends i.Sy{constructor(){super(...arguments),this._clearDraggableAttributesDelayed=(0,s.gw)((()=>this._clearDraggableAttributes()),40),this._blockMode=!1,this._domEmitter=new((0,s.Xu)())}static get pluginName(){return"DragDropExperimental"}static get requires(){return[l,d.$L,E]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,t.addObserver(r),t.addObserver(n.dM),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",((e,t,o)=>{o?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")})),this.on("change:isEnabled",((e,t,o)=>{o||this._finalizeDragging(!1)})),s.OB.isAndroid&&this.forceDisabled("noAndroidSupport")}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._previewContainer&&this._previewContainer.remove(),this._domEmitter.stopListening(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,o=e.editing.view,i=o.document,n=e.plugins.get(E);this.listenTo(i,"dragstart",((o,n)=>{if(n.target&&n.target.is("editableElement"))return void n.preventDefault();if(this._prepareDraggedRange(n.target),!this._draggedRange)return void n.preventDefault();this._draggingUid=(0,s.hQ)(),n.dataTransfer.effectAllowed=this.isEnabled?"copyMove":"copy",n.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const r=t.createSelection(this._draggedRange.toRange()),a=e.data.toView(t.getSelectedContent(r));i.fire("clipboardOutput",{dataTransfer:n.dataTransfer,content:a,method:"dragstart"}),this._updatePreview(n.dataTransfer),n.stopPropagation(),this.isEnabled||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")}),{priority:"low"}),this.listenTo(i,"dragend",((e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)}),{priority:"low"}),this._domEmitter.listenTo(s.global.document,"dragend",(()=>{this._blockMode=!1}),{useCapture:!0}),this.listenTo(i,"dragenter",(()=>{this.isEnabled&&o.focus()})),this.listenTo(i,"dragleave",(()=>{n.removeDropMarkerDelayed()})),this.listenTo(i,"dragging",((e,t)=>{if(!this.isEnabled)return void(t.dataTransfer.dropEffect="none");const{clientX:o,clientY:i}=t.domEvent;n.updateDropMarker(t.target,t.targetRanges,o,i,this._blockMode),this._draggedRange||(t.dataTransfer.dropEffect="copy"),s.OB.isGecko||("copy"==t.dataTransfer.effectAllowed?t.dataTransfer.dropEffect="copy":["all","copyMove"].includes(t.dataTransfer.effectAllowed)&&(t.dataTransfer.dropEffect="move")),e.stop()}),{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document,o=e.plugins.get(E);this.listenTo(t,"clipboardInput",((t,i)=>{if("drop"!=i.method)return;const{clientX:s,clientY:n}=i.domEvent,r=o.getFinalDropRange(i.target,i.targetRanges,s,n,this._blockMode);if(!r)return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=i.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==M(i.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(r,!0))return this._finalizeDragging(!1),void t.stop();i.targetRanges=[e.editing.mapper.toViewRange(r)]}),{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(l);e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o=t.targetRanges.map((e=>this.editor.editing.mapper.toModelRange(e)));this.editor.model.change((e=>e.setSelection(o)))}),{priority:"high"}),e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o="move"==M(t.dataTransfer),i=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(i&&o)}),{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,o=t.document;this.listenTo(o,"mousedown",((i,n)=>{if(s.OB.isAndroid||!n)return;this._clearDraggableAttributesDelayed.cancel();let r=j(n.target);if(s.OB.isBlink&&!e.isReadOnly&&!r&&!o.selection.isCollapsed){const e=o.selection.getSelectedElement();e&&(0,d.Qd)(e)||(r=o.selection.editableElement)}r&&(t.change((e=>{e.setAttribute("draggable","true",r)})),this._draggableElement=e.editing.mapper.toModelElement(r))})),this.listenTo(o,"mouseup",(()=>{s.OB.isAndroid||this._clearDraggableAttributesDelayed()}))}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change((t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null}))}_finalizeDragging(e){const t=this.editor,o=t.model;if(t.plugins.get(E).removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")){t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop")}this._draggingUid="",this._previewContainer&&(this._previewContainer.remove(),this._previewContainer=void 0),this._draggedRange&&(e&&this.isEnabled&&o.deleteContent(o.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}_prepareDraggedRange(e){const t=this.editor,o=t.model,i=o.document.selection,s=e?j(e):null;if(s){const e=t.editing.mapper.toModelElement(s);if(this._draggedRange=n.iE.fromRange(o.createRangeOn(e)),this._blockMode=o.schema.isBlock(e),t.plugins.has("WidgetToolbarRepository")){t.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}}else if(!i.isCollapsed||i.getFirstPosition().parent.isEmpty){const e=Array.from(i.getSelectedBlocks());if(e.length>1)this._draggedRange=n.iE.fromRange(o.createRange(o.createPositionBefore(e[0]),o.createPositionAfter(e[e.length-1]))),o.change((e=>e.setSelection(this._draggedRange.toRange()))),this._blockMode=!0;else if(1==e.length){const t=i.getFirstRange(),s=o.createRange(o.createPositionBefore(e[0]),o.createPositionAfter(e[0]));t.start.isTouching(s.start)&&t.end.isTouching(s.end)?(this._draggedRange=n.iE.fromRange(s),this._blockMode=!0):(this._draggedRange=n.iE.fromRange(i.getFirstRange()),this._blockMode=!1)}}}_updatePreview(e){const t=this.editor.editing.view,o=t.document.selection.editableElement,i=t.domConverter.mapViewToDom(o),n=s.global.window.getComputedStyle(i);this._previewContainer?this._previewContainer.removeChild(this._previewContainer.firstElementChild):(this._previewContainer=(0,s.az)(s.global.document,"div",{style:"position: fixed; left: -999999px;"}),s.global.document.body.appendChild(this._previewContainer));const 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1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class w extends i.Sy{static get pluginName(){return"UndoUI"}init(){const e=this.editor,t=e.locale,o=e.t,i="ltr"==t.uiLanguageDirection?b:_,s="ltr"==t.uiLanguageDirection?_:b;this._addButton("undo",o("Undo"),"CTRL+Z",i),this._addButton("redo",o("Redo"),"CTRL+Y",s)}_addButton(e,t,o,i){const s=this.editor;s.ui.componentFactory.add(e,(n=>{const r=s.commands.get(e),a=new m.r5(n);return a.set({label:t,icon:i,keystroke:o,tooltip:!0}),a.bind("isEnabled").to(r,"isEnabled"),this.listenTo(a,"execute",(()=>{s.execute(e),s.editing.view.focus()})),a}))}}class k extends i.Sy{static get requires(){return[g,w]}static get pluginName(){return"Undo"}}},"./src/upload.js":(e,t,o)=>{"use strict";o.r(t),o.d(t,{Base64UploadAdapter:()=>h,FileDialogButtonView:()=>l,FileRepository:()=>r,SimpleUploadAdapter:()=>k});var i=o("./packages/ckeditor5-core/src/index.ts"),s=o("./packages/ckeditor5-utils/src/index.ts");class n extends((0,s.Re)()){constructor(){super();const e=new window.FileReader;this._reader=e,this._data=void 0,this.set("loaded",0),e.onprogress=e=>{this.loaded=e.loaded}}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;return this.total=e.size,new Promise(((o,i)=>{t.onload=()=>{const e=t.result;this._data=e,o(e)},t.onerror=()=>{i("error")},t.onabort=()=>{i("aborted")},this._reader.readAsDataURL(e)}))}abort(){this._reader.abort()}}class r extends i.Sy{constructor(){super(...arguments),this.loaders=new s.FE,this._loadersMap=new Map,this._pendingAction=null}static get pluginName(){return"FileRepository"}static get requires(){return[i.lR]}init(){this.loaders.on("change",(()=>this._updatePendingAction())),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",((e,t)=>t?e/t*100:0))}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter)return(0,s.KE)("filerepository-no-upload-adapter"),null;const t=new a(Promise.resolve(e),this.createUploadAdapter);return this.loaders.add(t),this._loadersMap.set(e,t),e instanceof Promise&&t.file.then((e=>{this._loadersMap.set(e,t)})).catch((()=>{})),t.on("change:uploaded",(()=>{let e=0;for(const t of this.loaders)e+=t.uploaded;this.uploaded=e})),t.on("change:uploadTotal",(()=>{let e=0;for(const t of this.loaders)t.uploadTotal&&(e+=t.uploadTotal);this.uploadTotal=e})),t}destroyLoader(e){const t=e instanceof a?e:this.getLoader(e);t._destroy(),this.loaders.remove(t),this._loadersMap.forEach(((e,o)=>{e===t&&this._loadersMap.delete(o)}))}_updatePendingAction(){const e=this.editor.plugins.get(i.lR);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t,o=e=>`${t("Upload in progress")} ${parseInt(e)}%.`;this._pendingAction=e.add(o(this.uploadedPercent)),this._pendingAction.bind("message").to(this,"uploadedPercent",o)}}else e.remove(this._pendingAction),this._pendingAction=null}}class a extends((0,s.Re)()){constructor(e,t){super(),this.id=(0,s.hQ)(),this._filePromiseWrapper=this._createFilePromiseWrapper(e),this._adapter=t(this),this._reader=new n,this.set("status","idle"),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",((e,t)=>t?e/t*100:0)),this.set("uploadResponse",null)}get file(){return this._filePromiseWrapper?this._filePromiseWrapper.promise.then((e=>this._filePromiseWrapper?e:null)):Promise.resolve(null)}get data(){return this._reader.data}read(){if("idle"!=this.status)throw new s.Bb("filerepository-read-wrong-status",this);return this.status="reading",this.file.then((e=>this._reader.read(e))).then((e=>{if("reading"!==this.status)throw this.status;return this.status="idle",e})).catch((e=>{if("aborted"===e)throw this.status="aborted","aborted";throw this.status="error",this._reader.error?this._reader.error:e}))}upload(){if("idle"!=this.status)throw new s.Bb("filerepository-upload-wrong-status",this);return this.status="uploading",this.file.then((()=>this._adapter.upload())).then((e=>(this.uploadResponse=e,this.status="idle",e))).catch((e=>{if("aborted"===this.status)throw"aborted";throw this.status="error",e}))}abort(){const e=this.status;this.status="aborted",this._filePromiseWrapper.isFulfilled?"reading"==e?this._reader.abort():"uploading"==e&&this._adapter.abort&&this._adapter.abort():(this._filePromiseWrapper.promise.catch((()=>{})),this._filePromiseWrapper.rejecter("aborted")),this._destroy()}_destroy(){this._filePromiseWrapper=void 0,this._reader=void 0,this._adapter=void 0,this.uploadResponse=void 0}_createFilePromiseWrapper(e){const t={};return t.promise=new Promise(((o,i)=>{t.rejecter=i,t.isFulfilled=!1,e.then((e=>{t.isFulfilled=!0,o(e)})).catch((e=>{t.isFulfilled=!0,i(e)}))})),t}}var c=o("./packages/ckeditor5-ui/src/index.ts");class l extends c.G7{constructor(e){super(e),this.buttonView=new c.r5(e),this._fileInputView=new d(e),this._fileInputView.bind("acceptedType").to(this),this._fileInputView.bind("allowMultipleFiles").to(this),this._fileInputView.delegate("done").to(this),this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]}),this.buttonView.on("execute",(()=>{this._fileInputView.open()}))}focus(){this.buttonView.focus()}}class d extends c.G7{constructor(e){super(e),this.set("acceptedType",void 0),this.set("allowMultipleFiles",!1);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:t.to("acceptedType"),multiple:t.to("allowMultipleFiles")},on:{change:t.to((()=>{this.element&&this.element.files&&this.element.files.length&&this.fire("done",this.element.files),this.element.value=""}))}})}open(){this.element.click()}}class h extends i.Sy{static get requires(){return[r]}static get pluginName(){return"Base64UploadAdapter"}init(){this.editor.plugins.get(r).createUploadAdapter=e=>new u(e)}}class u{constructor(e){this.loader=e}upload(){return new Promise(((e,t)=>{const o=this.reader=new window.FileReader;o.addEventListener("load",(()=>{e({default:o.result})})),o.addEventListener("error",(e=>{t(e)})),o.addEventListener("abort",(()=>{t()})),this.loader.file.then((e=>{o.readAsDataURL(e)}))}))}abort(){this.reader.abort()}}var p=Object.defineProperty,f=Object.defineProperties,g=Object.getOwnPropertyDescriptors,m=Object.getOwnPropertySymbols,b=Object.prototype.hasOwnProperty,_=Object.prototype.propertyIsEnumerable,w=(e,t,o)=>t in e?p(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class k extends i.Sy{static get requires(){return[r]}static get pluginName(){return"SimpleUploadAdapter"}init(){const e=this.editor.config.get("simpleUpload");e&&(e.uploadUrl?this.editor.plugins.get(r).createUploadAdapter=t=>new v(t,e):(0,s.KE)("simple-upload-adapter-missing-uploadurl"))}}class v{constructor(e,t){this.loader=e,this.options=t}upload(){return this.loader.file.then((e=>new Promise(((t,o)=>{this._initRequest(),this._initListeners(t,o,e),this._sendRequest(e)}))))}abort(){this.xhr&&this.xhr.abort()}_initRequest(){const e=this.xhr=new XMLHttpRequest;e.open("POST",this.options.uploadUrl,!0),e.responseType="json"}_initListeners(e,t,o){const i=this.xhr,s=this.loader,n=`Couldn't upload file: 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i=o("./packages/ckeditor5-utils/src/index.ts")},"./src/watchdog.js":(e,t,o)=>{"use strict";o.r(t),o.d(t,{ContextWatchdog:()=>u,EditorWatchdog:()=>d,Watchdog:()=>i});class i{constructor(e){if(this.crashes=[],this.state="initializing",this._now=Date.now,this.crashes=[],this._crashNumberLimit="number"==typeof e.crashNumberLimit?e.crashNumberLimit:3,this._minimumNonErrorTimePeriod="number"==typeof e.minimumNonErrorTimePeriod?e.minimumNonErrorTimePeriod:5e3,this._boundErrorHandler=e=>{const t="error"in e?e.error:e.reason;t instanceof Error&&this._handleError(t,e)},this._listeners={},!this._restart)throw new Error("The Watchdog class was split into the abstract `Watchdog` class and the `EditorWatchdog` class. Please, use `EditorWatchdog` if you have used the `Watchdog` class previously.")}destroy(){this._stopErrorHandling(),this._listeners={}}on(e,t){this._listeners[e]||(this._listeners[e]=[]),this._listeners[e].push(t)}off(e,t){this._listeners[e]=this._listeners[e].filter((e=>e!==t))}_fire(e,...t){const o=this._listeners[e]||[];for(const e of o)e.apply(this,[null,...t])}_startErrorHandling(){window.addEventListener("error",this._boundErrorHandler),window.addEventListener("unhandledrejection",this._boundErrorHandler)}_stopErrorHandling(){window.removeEventListener("error",this._boundErrorHandler),window.removeEventListener("unhandledrejection",this._boundErrorHandler)}_handleError(e,t){if(this._shouldReactToError(e)){this.crashes.push({message:e.message,stack:e.stack,filename:t instanceof ErrorEvent?t.filename:void 0,lineno:t instanceof ErrorEvent?t.lineno:void 0,colno:t instanceof ErrorEvent?t.colno:void 0,date:this._now()});const o=this._shouldRestart();this.state="crashed",this._fire("stateChange"),this._fire("error",{error:e,causesRestart:o}),o?this._restart():(this.state="crashedPermanently",this._fire("stateChange"))}}_shouldReactToError(e){return e.is&&e.is("CKEditorError")&&void 0!==e.context&&null!==e.context&&"ready"===this.state&&this._isErrorComingFromThisItem(e)}_shouldRestart(){if(this.crashes.length<=this._crashNumberLimit)return!0;return(this.crashes[this.crashes.length-1].date-this.crashes[this.crashes.length-1-this._crashNumberLimit].date)/this._crashNumberLimit>this._minimumNonErrorTimePeriod}}function s(e,t=new Set){const o=[e],i=new Set;let s=0;for(;o.length>s;){const e=o[s++];if(!i.has(e)&&n(e)&&!t.has(e))if(i.add(e),Symbol.iterator in e)try{for(const t of e)o.push(t)}catch(e){}else for(const t in e)"defaultValue"!==t&&o.push(e[t])}return i}function n(e){const t=Object.prototype.toString.call(e),o=typeof e;return!("number"===o||"boolean"===o||"string"===o||"symbol"===o||"function"===o||"[object Date]"===t||"[object RegExp]"===t||"[object Module]"===t||null==e||e._watchdogExcluded||e instanceof EventTarget||e instanceof Event)}function r(e,t,o=new Set){if(e===t&&("object"==typeof(i=e)&&null!==i))return!0;var i;const n=s(e,o),r=s(t,o);for(const e of n)if(r.has(e))return!0;return!1}var a=o("./node_modules/lodash-es/throttle.js"),c=o("./node_modules/lodash-es/cloneDeepWith.js"),l=o("./node_modules/lodash-es/isElement.js");class d extends i{constructor(e,t={}){super(t),this._editor=null,this._throttledSave=(0,a.Z)(this._save.bind(this),"number"==typeof t.saveInterval?t.saveInterval:5e3),e&&(this._creator=(t,o)=>e.create(t,o)),this._destructor=e=>e.destroy()}get editor(){return this._editor}get _item(){return this._editor}setCreator(e){this._creator=e}setDestructor(e){this._destructor=e}_restart(){return Promise.resolve().then((()=>(this.state="initializing",this._fire("stateChange"),this._destroy()))).catch((e=>{console.error("An error happened during the editor destroying.",e)})).then((()=>{if("string"==typeof this._elementOrData)return this.create(this._data,this._config,this._config.context);{const e=Object.assign({},this._config,{initialData:this._data});return this.create(this._elementOrData,e,e.context)}})).then((()=>{this._fire("restart")}))}create(e=this._elementOrData,t=this._config,o){return Promise.resolve().then((()=>(super._startErrorHandling(),this._elementOrData=e,this._config=this._cloneEditorConfiguration(t)||{},this._config.context=o,this._creator(e,this._config)))).then((e=>{this._editor=e,e.model.document.on("change:data",this._throttledSave),this._lastDocumentVersion=e.model.document.version,this._data=this._getData(),this.state="ready",this._fire("stateChange")}))}destroy(){return Promise.resolve().then((()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy())))}_destroy(){return Promise.resolve().then((()=>{this._stopErrorHandling(),this._throttledSave.flush();const e=this._editor;return this._editor=null,e.model.document.off("change:data",this._throttledSave),this._destructor(e)}))}_save(){const e=this._editor.model.document.version;try{this._data=this._getData(),this._lastDocumentVersion=e}catch(e){console.error(e,"An error happened during restoring editor data. Editor will be restored from the previously saved data.")}}_setExcludedProperties(e){this._excludedProps=e}_getData(){const e={};for(const t of this._editor.model.document.getRootNames())e[t]=this._editor.data.get({rootName:t});return e}_isErrorComingFromThisItem(e){return r(this._editor,e.context,this._excludedProps)}_cloneEditorConfiguration(e){return(0,c.Z)(e,((e,t)=>(0,l.Z)(e)||"context"===t?e:void 0))}}const h=Symbol("MainQueueId");class u extends i{constructor(e,t={}){super(t),this._watchdogs=new Map,this._context=null,this._contextProps=new Set,this._actionQueues=new p,this._watchdogConfig=t,this._creator=t=>e.create(t),this._destructor=e=>e.destroy(),this._actionQueues.onEmpty((()=>{"initializing"===this.state&&(this.state="ready",this._fire("stateChange"))}))}setCreator(e){this._creator=e}setDestructor(e){this._destructor=e}get context(){return this._context}create(e={}){return this._actionQueues.enqueue(h,(()=>(this._contextConfig=e,this._create())))}getItem(e){return this._getWatchdog(e)._item}getItemState(e){return this._getWatchdog(e).state}add(e){const t=f(e);return Promise.all(t.map((e=>this._actionQueues.enqueue(e.id,(()=>{if("destroyed"===this.state)throw new Error("Cannot add items to destroyed watchdog.");if(!this._context)throw new Error("Context was not created yet. You should call the `ContextWatchdog#create()` method first.");let t;if(this._watchdogs.has(e.id))throw new Error(`Item with the given id is already added: '${e.id}'.`);if("editor"===e.type)return t=new d(null,this._watchdogConfig),t.setCreator(e.creator),t._setExcludedProperties(this._contextProps),e.destructor&&t.setDestructor(e.destructor),this._watchdogs.set(e.id,t),t.on("error",((o,{error:i,causesRestart:s})=>{this._fire("itemError",{itemId:e.id,error:i}),s&&this._actionQueues.enqueue(e.id,(()=>new Promise((o=>{const i=()=>{t.off("restart",i),this._fire("itemRestart",{itemId:e.id}),o()};t.on("restart",i)}))))})),t.create(e.sourceElementOrData,e.config,this._context);throw new Error(`Not supported item type: '${e.type}'.`)})))))}remove(e){const t=f(e);return Promise.all(t.map((e=>this._actionQueues.enqueue(e,(()=>{const t=this._getWatchdog(e);return this._watchdogs.delete(e),t.destroy()})))))}destroy(){return this._actionQueues.enqueue(h,(()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy())))}_restart(){return this._actionQueues.enqueue(h,(()=>(this.state="initializing",this._fire("stateChange"),this._destroy().catch((e=>{console.error("An error happened during destroying the context or items.",e)})).then((()=>this._create())).then((()=>this._fire("restart"))))))}_create(){return Promise.resolve().then((()=>(this._startErrorHandling(),this._creator(this._contextConfig)))).then((e=>(this._context=e,this._contextProps=s(this._context),Promise.all(Array.from(this._watchdogs.values()).map((e=>(e._setExcludedProperties(this._contextProps),e.create(void 0,void 0,this._context))))))))}_destroy(){return Promise.resolve().then((()=>{this._stopErrorHandling();const e=this._context;return this._context=null,this._contextProps=new Set,Promise.all(Array.from(this._watchdogs.values()).map((e=>e.destroy()))).then((()=>this._destructor(e)))}))}_getWatchdog(e){const 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${o}`)}shouldRenderUnsafeAttribute(e){return this._unsafeAttributesToRender.includes(e)}_clone(e=!1){const t=[];if(e)for(const o of this.getChildren())t.push(o._clone(e));const o=new this.constructor(this.document,this.name,this._attrs,t);return o._classes=new Set(this._classes),o._styles.set(this._styles.getNormalized()),o._customProperties=new Map(this._customProperties),o.getFillerOffset=this.getFillerOffset,o._unsafeAttributesToRender=this._unsafeAttributesToRender,o}_appendChild(e){return this._insertChild(this.childCount,e)}_insertChild(e,t){this._fireChange("children",this);let o=0;const i=function(e,t){if("string"==typeof t)return[new v(e,t)];(0,m.TW)(t)||(t=[t]);return Array.from(t).map((t=>"string"==typeof t?new v(e,t):t instanceof y?new v(e,t.data):t))}(this.document,t);for(const t of i)null!==t.parent&&t._remove(),t.parent=this,t.document=this.document,this._children.splice(e,0,t),e++,o++;return o}_removeChildren(e,t=1){this._fireChange("children",this);for(let o=e;o<e+t;o++)this._children[o].parent=null;return this._children.splice(e,t)}_setAttribute(e,t){const o=String(t);this._fireChange("attributes",this),"class"==e?Ae(this._classes,o):"style"==e?this._styles.setTo(o):this._attrs.set(e,o)}_removeAttribute(e){return this._fireChange("attributes",this),"class"==e?this._classes.size>0&&(this._classes.clear(),!0):"style"==e?!this._styles.isEmpty&&(this._styles.clear(),!0):this._attrs.delete(e)}_addClass(e){this._fireChange("attributes",this);for(const t of(0,m.qo)(e))this._classes.add(t)}_removeClass(e){this._fireChange("attributes",this);for(const t of(0,m.qo)(e))this._classes.delete(t)}_setStyle(e,t){this._fireChange("attributes",this),"string"!=typeof e?this._styles.set(e):this._styles.set(e,t)}_removeStyle(e){this._fireChange("attributes",this);for(const t of(0,m.qo)(e))this._styles.remove(t)}_setCustomProperty(e,t){this._customProperties.set(e,t)}_removeCustomProperty(e){return this._customProperties.delete(e)}}function Ae(e,t){const o=t.split(/\s+/);e.clear(),o.forEach((t=>e.add(t)))}Te.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"view:element"===e):"element"===e||"view:element"===e||"node"===e||"view:node"===e};class Ce extends Te{constructor(e,t,o,i){super(e,t,o,i),this.getFillerOffset=Se}}function Se(){const e=[...this.getChildren()],t=e[this.childCount-1];if(t&&t.is("element","br"))return this.childCount;for(const t of e)if(!t.is("uiElement"))return null;return this.childCount}Ce.prototype.is=function(e,t){return t?t===this.name&&("containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class Oe extends((0,m.Re)(Ce)){constructor(e,t,o,i){super(e,t,o,i),this.set("isReadOnly",!1),this.set("isFocused",!1),this.bind("isReadOnly").to(e),this.bind("isFocused").to(e,"isFocused",(t=>t&&e.selection.editableElement==this)),this.listenTo(e.selection,"change",(()=>{this.isFocused=e.isFocused&&e.selection.editableElement==this}))}destroy(){this.stopListening()}}Oe.prototype.is=function(e,t){return t?t===this.name&&("editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};const Re=Symbol("rootName");class Me extends Oe{constructor(e,t){super(e,t),this.rootName="main"}get rootName(){return this.getCustomProperty(Re)}set rootName(e){this._setCustomProperty(Re,e)}set _name(e){this.name=e}}Me.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class je{constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new m.Bb("view-tree-walker-no-start-position",null);if(e.direction&&"forward"!=e.direction&&"backward"!=e.direction)throw new m.Bb("view-tree-walker-unknown-direction",e.startPosition,{direction:e.direction});this.boundaries=e.boundaries||null,e.startPosition?this._position=Be._createAt(e.startPosition):this._position=Be._createAt(e.boundaries["backward"==e.direction?"end":"start"]),this.direction=e.direction||"forward",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,o;do{o=this.position,t=this.next()}while(!t.done&&e(t.value));t.done||(this._position=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){let e=this.position.clone();const t=this.position,o=e.parent;if(null===o.parent&&e.offset===o.childCount)return{done:!0,value:void 0};if(o===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return{done:!0,value:void 0};let i;if(o instanceof v){if(e.isAtEnd)return this._position=Be._createAfter(o),this._next();i=o.data[e.offset]}else i=o.getChild(e.offset);if(i instanceof Te)return this.shallow?e.offset++:e=new Be(i,0),this._position=e,this._formatReturnValue("elementStart",i,t,e,1);if(i instanceof v){if(this.singleCharacters)return e=new Be(i,0),this._position=e,this._next();{let o,s=i.data.length;return i==this._boundaryEndParent?(s=this.boundaries.end.offset,o=new y(i,0,s),e=Be._createAfter(o)):(o=new y(i,0,i.data.length),e.offset++),this._position=e,this._formatReturnValue("text",o,t,e,s)}}if("string"==typeof i){let i;if(this.singleCharacters)i=1;else{i=(o===this._boundaryEndParent?this.boundaries.end.offset:o.data.length)-e.offset}const s=new y(o,e.offset,i);return e.offset+=i,this._position=e,this._formatReturnValue("text",s,t,e,i)}return e=Be._createAfter(o),this._position=e,this.ignoreElementEnd?this._next():this._formatReturnValue("elementEnd",o,t,e)}_previous(){let e=this.position.clone();const t=this.position,o=e.parent;if(null===o.parent&&0===e.offset)return{done:!0,value:void 0};if(o==this._boundaryStartParent&&e.offset==this.boundaries.start.offset)return{done:!0,value:void 0};let i;if(o instanceof v){if(e.isAtStart)return this._position=Be._createBefore(o),this._previous();i=o.data[e.offset-1]}else i=o.getChild(e.offset-1);if(i instanceof Te)return this.shallow?(e.offset--,this._position=e,this._formatReturnValue("elementStart",i,t,e,1)):(e=new Be(i,i.childCount),this._position=e,this.ignoreElementEnd?this._previous():this._formatReturnValue("elementEnd",i,t,e));if(i instanceof v){if(this.singleCharacters)return e=new Be(i,i.data.length),this._position=e,this._previous();{let o,s=i.data.length;if(i==this._boundaryStartParent){const t=this.boundaries.start.offset;o=new y(i,t,i.data.length-t),s=o.data.length,e=Be._createBefore(o)}else o=new y(i,0,i.data.length),e.offset--;return this._position=e,this._formatReturnValue("text",o,t,e,s)}}if("string"==typeof i){let i;if(this.singleCharacters)i=1;else{const t=o===this._boundaryStartParent?this.boundaries.start.offset:0;i=e.offset-t}e.offset-=i;const s=new y(o,e.offset,i);return this._position=e,this._formatReturnValue("text",s,t,e,i)}return e=Be._createBefore(o),this._position=e,this._formatReturnValue("elementStart",o,t,e,1)}_formatReturnValue(e,t,o,i,s){return t instanceof y&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?o=Be._createAfter(t.textNode):(i=Be._createAfter(t.textNode),this._position=i)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?o=Be._createBefore(t.textNode):(i=Be._createBefore(t.textNode),this._position=i))),{done:!1,value:{type:e,item:t,previousPosition:o,nextPosition:i,length:s}}}}class Be extends b{constructor(e,t){super(),this.parent=e,this.offset=t}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof Oe);){if(!e.parent)return null;e=e.parent}return e}getShiftedBy(e){const t=Be._createAt(this),o=t.offset+e;return t.offset=o<0?0:o,t}getLastMatchingPosition(e,t={}){t.startPosition=this;const o=new je(t);return o.skip(e),o.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:!0})}getCommonAncestor(e){const t=this.getAncestors(),o=e.getAncestors();let i=0;for(;t[i]==o[i]&&t[i];)i++;return 0===i?null:t[i-1]}isEqual(e){return this.parent==e.parent&&this.offset==e.offset}isBefore(e){return"before"==this.compareWith(e)}isAfter(e){return"after"==this.compareWith(e)}compareWith(e){if(this.root!==e.root)return"different";if(this.isEqual(e))return"same";const t=this.parent.is("node")?this.parent.getPath():[],o=e.parent.is("node")?e.parent.getPath():[];t.push(this.offset),o.push(e.offset);const i=(0,m.Rt)(t,o);switch(i){case"prefix":return"before";case"extension":return"after";default:return t[i]<o[i]?"before":"after"}}getWalker(e={}){return e.startPosition=this,new je(e)}clone(){return new Be(this.parent,this.offset)}static _createAt(e,t){if(e instanceof Be)return new this(e.parent,e.offset);{const o=e;if("end"==t)t=o.is("$text")?o.data.length:o.childCount;else{if("before"==t)return this._createBefore(o);if("after"==t)return this._createAfter(o);if(0!==t&&!t)throw new m.Bb("view-createpositionat-offset-required",o)}return new Be(o,t)}}static _createAfter(e){if(e.is("$textProxy"))return new Be(e.textNode,e.offsetInText+e.data.length);if(!e.parent)throw new m.Bb("view-position-after-root",e,{root:e});return new Be(e.parent,e.index+1)}static _createBefore(e){if(e.is("$textProxy"))return new Be(e.textNode,e.offsetInText);if(!e.parent)throw new m.Bb("view-position-before-root",e,{root:e});return new Be(e.parent,e.index)}}Be.prototype.is=function(e){return"position"===e||"view:position"===e};class De extends b{constructor(e,t=null){super(),this.start=e.clone(),this.end=t?t.clone():e.clone()}*[Symbol.iterator](){yield*new je({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let e=this.start.getLastMatchingPosition(Ve,{direction:"backward"}),t=this.end.getLastMatchingPosition(Ve);return e.parent.is("$text")&&e.isAtStart&&(e=Be._createBefore(e.parent)),t.parent.is("$text")&&t.isAtEnd&&(t=Be._createAfter(t.parent)),new De(e,t)}getTrimmed(){let e=this.start.getLastMatchingPosition(Ve);if(e.isAfter(this.end)||e.isEqual(this.end))return new De(e,e);let t=this.end.getLastMatchingPosition(Ve,{direction:"backward"});const o=e.nodeAfter,i=t.nodeBefore;return o&&o.is("$text")&&(e=new Be(o,0)),i&&i.is("$text")&&(t=new Be(i,i.data.length)),new De(e,t)}isEqual(e){return this==e||this.start.isEqual(e.start)&&this.end.isEqual(e.end)}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const o=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return o&&i}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new De(this.start,e.start)),this.containsPosition(e.end)&&t.push(new De(e.end,this.end))):t.push(this.clone()),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,o=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(o=e.end),new De(t,o)}return null}getWalker(e={}){return e.boundaries=this,new je(e)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;let e=this.start.nodeAfter,t=this.end.nodeBefore;return this.start.parent.is("$text")&&this.start.isAtEnd&&this.start.parent.nextSibling&&(e=this.start.parent.nextSibling),this.end.parent.is("$text")&&this.end.isAtStart&&this.end.parent.previousSibling&&(t=this.end.parent.previousSibling),e&&e.is("element")&&e===t?e:null}clone(){return new De(this.start,this.end)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new je(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new je(e);yield t.position;for(const e of t)yield e.nextPosition}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}static _createFromParentsAndOffsets(e,t,o,i){return new this(new Be(e,t),new Be(o,i))}static _createFromPositionAndShift(e,t){const o=e,i=e.getShiftedBy(t);return t>0?new this(o,i):new this(i,o)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(Be._createBefore(e),t)}}function Ve(e){return!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}De.prototype.is=function(e){return"range"===e||"view:range"===e};class Ie extends((0,m.ln)(b)){constructor(...e){super(),this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",e.length&&this.setTo(...e)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone()}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return!1;if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let o=!1;for(const i of e._ranges)if(t.isEqual(i)){o=!0;break}if(!o)return!1}return!0}isSimilar(e){if(this.isBackward!=e.isBackward)return!1;const t=(0,m.QX)(this.getRanges());if(t!=(0,m.QX)(e.getRanges()))return!1;if(0==t)return!0;for(let t of this.getRanges()){t=t.getTrimmed();let o=!1;for(let i of e.getRanges())if(i=i.getTrimmed(),t.start.isEqual(i.start)&&t.end.isEqual(i.end)){o=!0;break}if(!o)return!1}return!0}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(...e){let[t,o,i]=e;if("object"==typeof o&&(i=o,o=void 0),null===t)this._setRanges([]),this._setFakeOptions(i);else if(t instanceof Ie||t instanceof Ne)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof De)this._setRanges([t],i&&i.backward),this._setFakeOptions(i);else if(t instanceof Be)this._setRanges([new De(t)]),this._setFakeOptions(i);else if(t instanceof k){const e=!!i&&!!i.backward;let s;if(void 0===o)throw new m.Bb("view-selection-setto-required-second-parameter",this);s="in"==o?De._createIn(t):"on"==o?De._createOn(t):new De(Be._createAt(t,o)),this._setRanges([s],e),this._setFakeOptions(i)}else{if(!(0,m.TW)(t))throw new m.Bb("view-selection-setto-not-selectable",this);this._setRanges(t,i&&i.backward),this._setFakeOptions(i)}this.fire("change")}setFocus(e,t){if(null===this.anchor)throw new m.Bb("view-selection-setfocus-no-ranges",this);const o=Be._createAt(e,t);if("same"==o.compareWith(this.focus))return;const i=this.anchor;this._ranges.pop(),"before"==o.compareWith(i)?this._addRange(new De(o,i),!0):this._addRange(new De(i,o)),this.fire("change")}_setRanges(e,t=!1){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||""}_addRange(e,t=!1){if(!(e instanceof De))throw new m.Bb("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new 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gt=e=>e.createTextNode(" "),mt=e=>{const t=e.createElement("span");return t.dataset.ckeFiller="true",t.innerText=" ",t},bt=e=>{const t=e.createElement("br");return t.dataset.ckeFiller="true",t},_t=7,wt="⁠".repeat(_t);function kt(e){return(0,m.Gs)(e)&&e.data.substr(0,_t)===wt}function vt(e){return e.data.length==_t&&kt(e)}function yt(e){return kt(e)?e.data.slice(_t):e.data}function xt(e,t){if(t.keyCode==m.Do.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,o=e.getRangeAt(0).startOffset;kt(t)&&o<=_t&&e.collapse(t,0)}}}var Pt=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-engine/theme/renderer.css"),Et={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};s()(Pt.Z,Et);Pt.Z.locals;class Tt extends((0,m.Re)()){constructor(e,t){super(),this.domDocuments=new Set,this.markedAttributes=new Set,this.markedChildren=new Set,this.markedTexts=new Set,this._inlineFiller=null,this._fakeSelectionContainer=null,this.domConverter=e,this.selection=t,this.set("isFocused",!1),this.set("isSelecting",!1),m.OB.isBlink&&!m.OB.isAndroid&&this.on("change:isSelecting",(()=>{this.isSelecting||this.render()})),this.set("isComposing",!1),this.on("change:isComposing",(()=>{this.isComposing||this.render()}))}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else{if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else{if("children"!==e){throw new m.Bb("view-renderer-unknown-type",this)}this.markedChildren.add(t)}}}render(){if(this.isComposing&&!m.OB.isAndroid)return;let e=null;const t=!(m.OB.isBlink&&!m.OB.isAndroid)||!this.isSelecting;for(const e of this.markedChildren)this._updateChildrenMappings(e);t?(this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent))):this._inlineFiller&&this._inlineFiller.parentNode&&(e=this.domConverter.domPositionToView(this._inlineFiller),e&&e.parent.is("$text")&&(e=Be._createBefore(e.parent)));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(t)if(e){const t=this.domConverter.viewPositionToDom(e),o=t.parent.ownerDocument;kt(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=At(o,t.parent,t.offset)}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(e){if(!this.domConverter.mapViewToDom(e))return;const t=Array.from(this.domConverter.mapViewToDom(e).childNodes),o=Array.from(this.domConverter.viewChildrenToDom(e,{withChildren:!1})),i=this._diffNodeLists(t,o),s=this._findUpdateActions(i,t,o,Ct);if(-1!==s.indexOf("update")){const i={equal:0,insert:0,delete:0};for(const n of s)if("update"===n){const s=i.equal+i.insert,n=i.equal+i.delete,r=e.getChild(s);!r||r.is("uiElement")||r.is("rawElement")||this._updateElementMappings(r,t[n]),(0,m.Od)(o[s]),i.equal++}else i[n]++}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?Be._createBefore(e.parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return!!(t&&(0,m.Gs)(t.parent)&&kt(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!kt(e))throw new m.Bb("view-renderer-filler-was-lost",this);vt(e)?e.remove():e.data=e.data.substr(_t),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=e.parent,o=e.offset;if(!this.domConverter.mapViewToDom(t.root))return!1;if(!t.is("element"))return!1;if(!function(e){if("false"==e.getAttribute("contenteditable"))return!1;const t=e.findAncestor((e=>e.hasAttribute("contenteditable")));return!t||"true"==t.getAttribute("contenteditable")}(t))return!1;if(o===t.getFillerOffset())return!1;const i=e.nodeBefore,s=e.nodeAfter;return!(i instanceof v||s instanceof v)&&(!m.OB.isAndroid||!i&&!s)}_updateText(e,t){const o=this.domConverter.findCorrespondingDomText(e);let i=this.domConverter.viewToDom(e).data;const s=t.inlineFillerPosition;s&&s.parent==e.parent&&s.offset==e.index&&(i=wt+i),Rt(o,i)}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const o=Array.from(t.attributes).map((e=>e.name)),i=e.getAttributeKeys();for(const o of i)this.domConverter.setDomElementAttribute(t,o,e.getAttribute(o),e);for(const i of o)e.hasAttribute(i)||this.domConverter.removeDomElementAttribute(t,i)}_updateChildren(e,t){const o=this.domConverter.mapViewToDom(e);if(!o)return;if(m.OB.isAndroid){let e=null;for(const t of Array.from(o.childNodes)){if(e&&(0,m.Gs)(e)&&(0,m.Gs)(t)){o.normalize();break}e=t}}const i=t.inlineFillerPosition,s=o.childNodes,n=Array.from(this.domConverter.viewChildrenToDom(e,{bind:!0}));i&&i.parent===e&&At(o.ownerDocument,n,i.offset);const r=this._diffNodeLists(s,n),a=this._findUpdateActions(r,s,n,St);let c=0;const l=new Set;for(const e of a)"delete"===e?(l.add(s[c]),(0,m.Od)(s[c])):"equal"!==e&&"update"!==e||c++;c=0;for(const e of a)"insert"===e?((0,m.ZQ)(o,c,n[c]),c++):"update"===e?(Rt(s[c],n[c].data),c++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(n[c])),c++);for(const e of l)e.parentNode||this.domConverter.unbindDomElement(e)}_diffNodeLists(e,t){return e=function(e,t){const o=Array.from(e);if(0==o.length||!t)return o;const i=o[o.length-1];i==t&&o.pop();return o}(e,this._fakeSelectionContainer),(0,m.Hg)(e,t,Ot.bind(null,this.domConverter))}_findUpdateActions(e,t,o,i){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let s=[],n=[],r=[];const a={equal:0,insert:0,delete:0};for(const c of e)"insert"===c?r.push(o[a.equal+a.insert]):"delete"===c?n.push(t[a.equal+a.delete]):(s=s.concat((0,m.Hg)(n,r,i).map((e=>"equal"===e?"update":e))),s.push("equal"),n=[],r=[]),a[c]++;return s.concat((0,m.Hg)(n,r,i).map((e=>"equal"===e?"update":e)))}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t)}_updateSelection(){if(m.OB.isBlink&&!m.OB.isAndroid&&this.isSelecting&&!this.markedChildren.size)return;if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e&&(this.selection.isFake?this._updateFakeSelection(e):this._fakeSelectionContainer&&this._fakeSelectionContainer.isConnected?(this._removeFakeSelection(),this._updateDomSelection(e)):this.isComposing&&m.OB.isAndroid||this._updateDomSelection(e))}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const o=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(o,this.selection),!this._fakeSelectionNeedsUpdate(e))return;o.parentElement&&o.parentElement==e||e.appendChild(o),o.textContent=this.selection.fakeSelectionLabel||" ";const i=t.getSelection(),s=t.createRange();i.removeAllRanges(),s.selectNodeContents(o),i.addRange(s)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const o=this.domConverter.viewPositionToDom(this.selection.anchor),i=this.domConverter.viewPositionToDom(this.selection.focus);t.collapse(o.parent,o.offset),t.extend(i.parent,i.offset),m.OB.isGecko&&function(e,t){const o=e.parent;if(o.nodeType!=Node.ELEMENT_NODE||e.offset!=o.childNodes.length-1)return;const i=o.childNodes[e.offset];i&&"BR"==i.tagName&&t.addRange(t.getRangeAt(0))}(i,t)}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return!0;const t=e&&this.domConverter.domSelectionToView(e);return(!t||!this.selection.isEqual(t))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,o=e.ownerDocument.getSelection();return!t||t.parentElement!==e||(o.anchorNode!==t&&!t.contains(o.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const e of this.domDocuments){const t=e.getSelection();if(t.rangeCount){const o=e.activeElement,i=this.domConverter.mapDomToView(o);o&&i&&t.removeAllRanges()}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove()}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e)}}}function At(e,t,o){const i=t instanceof Array?t:t.childNodes,s=i[o];if((0,m.Gs)(s))return s.data=wt+s.data,s;{const s=e.createTextNode(wt);return Array.isArray(t)?i.splice(o,0,s):(0,m.ZQ)(t,o,s),s}}function Ct(e,t){return(0,m.UG)(e)&&(0,m.UG)(t)&&!(0,m.Gs)(e)&&!(0,m.Gs)(t)&&!(0,m.C3)(e)&&!(0,m.C3)(t)&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function St(e,t){return(0,m.UG)(e)&&(0,m.UG)(t)&&(0,m.Gs)(e)&&(0,m.Gs)(t)}function Ot(e,t,o){return t===o||((0,m.Gs)(t)&&(0,m.Gs)(o)?t.data===o.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(o)))}function Rt(e,t){const o=e.data;if(o==t)return;const i=(0,m.HZ)(o,t);for(const t of i)"insert"===t.type?e.insertData(t.index,t.values.join("")):e.deleteData(t.index,t.howMany)}const Mt=bt(m.global.document),jt=gt(m.global.document),Bt=mt(m.global.document),Dt="data-ck-unsafe-attribute-",Vt="data-ck-unsafe-element";class It{constructor(e,{blockFillerMode:t,renderingMode:o="editing"}={}){this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap,this._rawContentElementMatcher=new P,this._encounteredRawContentDomNodes=new WeakSet,this.document=e,this.renderingMode=o,this.blockFillerMode=t||("editing"===o?"br":"nbsp"),this.preElements=["pre"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this.unsafeElements=["script","style"],this._domDocument="editing"===this.renderingMode?m.global.document:m.global.document.implementation.createHTMLDocument("")}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new Ie(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of Array.from(e.children))this.unbindDomElement(t)}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}shouldRenderAttribute(e,t,o){return"data"===this.renderingMode||!(e=e.toLowerCase()).startsWith("on")&&(("srcdoc"!==e||!t.match(/\bon\S+\s*=|javascript:|<\s*\/*script/i))&&("img"===o&&("src"===e||"srcset"===e)||("source"===o&&"srcset"===e||!t.match(/^\s*(javascript:|data:(image\/svg|text\/x?html))/i))))}setContentOf(e,t){if("data"===this.renderingMode)return void(e.innerHTML=t);const o=(new DOMParser).parseFromString(t,"text/html"),i=o.createDocumentFragment(),s=o.body.childNodes;for(;s.length>0;)i.appendChild(s[0]);const n=o.createTreeWalker(i,NodeFilter.SHOW_ELEMENT),r=[];let a;for(;a=n.nextNode();)r.push(a);for(const e of r){for(const t of e.getAttributeNames())this.setDomElementAttribute(e,t,e.getAttribute(t));const t=e.tagName.toLowerCase();this._shouldRenameElement(t)&&(Ft(t),e.replaceWith(this._createReplacementDomElement(t,e)))}for(;e.firstChild;)e.firstChild.remove();e.append(i)}viewToDom(e,t={}){if(e.is("$text")){const t=this._processDataFromViewText(e);return this._domDocument.createTextNode(t)}{if(this.mapViewToDom(e))return this.mapViewToDom(e);let o;if(e.is("documentFragment"))o=this._domDocument.createDocumentFragment(),t.bind&&this.bindDocumentFragments(o,e);else{if(e.is("uiElement"))return o="$comment"===e.name?this._domDocument.createComment(e.getCustomProperty("$rawContent")):e.render(this._domDocument,this),t.bind&&this.bindElements(o,e),o;this._shouldRenameElement(e.name)?(Ft(e.name),o=this._createReplacementDomElement(e.name)):o=e.hasAttribute("xmlns")?this._domDocument.createElementNS(e.getAttribute("xmlns"),e.name):this._domDocument.createElement(e.name),e.is("rawElement")&&e.render(o,this),t.bind&&this.bindElements(o,e);for(const t of e.getAttributeKeys())this.setDomElementAttribute(o,t,e.getAttribute(t),e)}if(!1!==t.withChildren)for(const i of this.viewChildrenToDom(e,t))o.appendChild(i);return o}}setDomElementAttribute(e,t,o,i){const s=this.shouldRenderAttribute(t,o,e.tagName.toLowerCase())||i&&i.shouldRenderUnsafeAttribute(t);s||(0,m.KE)("domconverter-unsafe-attribute-detected",{domElement:e,key:t,value:o}),(0,m.$b)(t)?(e.hasAttribute(t)&&!s?e.removeAttribute(t):e.hasAttribute(Dt+t)&&s&&e.removeAttribute(Dt+t),e.setAttribute(s?t:Dt+t,o)):(0,m.KE)("domconverter-invalid-attribute-detected",{domElement:e,key:t,value:o})}removeDomElementAttribute(e,t){t!=Vt&&(e.removeAttribute(t),e.removeAttribute(Dt+t))}*viewChildrenToDom(e,t={}){const o=e.getFillerOffset&&e.getFillerOffset();let i=0;for(const s of e.getChildren()){o===i&&(yield this._getBlockFiller());const e=s.is("element")&&!!s.getCustomProperty("dataPipeline:transparentRendering")&&!(0,m.Ps)(s.getAttributes());e&&"data"==this.renderingMode?yield*this.viewChildrenToDom(s,t):(e&&(0,m.KE)("domconverter-transparent-rendering-unsupported-in-editing-pipeline",{viewElement:s}),yield this.viewToDom(s,t)),i++}o===i&&(yield this._getBlockFiller())}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),o=this.viewPositionToDom(e.end),i=this._domDocument.createRange();return i.setStart(t.parent,t.offset),i.setEnd(o.parent,o.offset),i}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const o=this.findCorrespondingDomText(t);if(!o)return null;let i=e.offset;return kt(o)&&(i+=_t),{parent:o,offset:i}}{let o,i,s;if(0===e.offset){if(o=this.mapViewToDom(t),!o)return null;s=o.childNodes[0]}else{const t=e.nodeBefore;if(i=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(t),!i)return null;o=i.parentNode,s=i.nextSibling}if((0,m.Gs)(s)&&kt(s))return{parent:s,offset:_t};return{parent:o,offset:i?(0,m.cq)(i)+1:0}}}domToView(e,t={}){if(this.isBlockFiller(e))return null;const o=this.getHostViewElement(e);if(o)return o;if((0,m.C3)(e)&&t.skipComments)return null;if((0,m.Gs)(e)){if(vt(e))return null;{const t=this._processDataFromDomText(e);return""===t?null:new v(this.document,t)}}{if(this.mapDomToView(e))return this.mapDomToView(e);let o;if(this.isDocumentFragment(e))o=new it(this.document),t.bind&&this.bindDocumentFragments(e,o);else{o=this._createViewElement(e,t),t.bind&&this.bindElements(e,o);const i=e.attributes;if(i)for(let e=i.length,t=0;t<e;t++)o._setAttribute(i[t].name,i[t].value);if(this._isViewElementWithRawContent(o,t)||(0,m.C3)(e)){const t=(0,m.C3)(e)?e.data:e.innerHTML;return o._setCustomProperty("$rawContent",t),this._encounteredRawContentDomNodes.add(e),o}}if(!1!==t.withChildren)for(const i of this.domChildrenToView(e,t))o._appendChild(i);return o}}*domChildrenToView(e,t){for(let o=0;o<e.childNodes.length;o++){const i=e.childNodes[o],s=this.domToView(i,t);null!==s&&(yield s)}}domSelectionToView(e){if(1===e.rangeCount){let t=e.getRangeAt(0).startContainer;(0,m.Gs)(t)&&(t=t.parentNode);const o=this.fakeSelectionToView(t);if(o)return o}const t=this.isDomSelectionBackward(e),o=[];for(let t=0;t<e.rangeCount;t++){const i=e.getRangeAt(t),s=this.domRangeToView(i);s&&o.push(s)}return new 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t=this.document;t.on("compositionstart",(()=>{t.isComposing=!0}),{priority:"low"}),t.on("compositionend",(()=>{t.isComposing=!1}),{priority:"low"})}onDomEvent(e){this.fire(e.type,e,{data:e.data})}}class Eo{constructor(e,t={}){this._files=t.cacheFiles?To(e):null,this._native=e}get files(){return this._files||(this._files=To(this._native)),this._files}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}set effectAllowed(e){this._native.effectAllowed=e}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e}get dropEffect(){return this._native.dropEffect}setDragImage(e,t,o){this._native.setDragImage(e,t,o)}get isCanceled(){return"none"==this._native.dropEffect||!!this._native.mozUserCancelled}}function To(e){const t=Array.from(e.files||[]),o=Array.from(e.items||[]);return t.length?t:o.filter((e=>"file"===e.kind)).map((e=>e.getAsFile()))}class Ao extends $t{constructor(){super(...arguments),this.domEventType="beforeinput"}onDomEvent(e){const t=e.getTargetRanges(),o=this.view,i=o.document;let s=null,n=null,r=[];if(e.dataTransfer&&(s=new Eo(e.dataTransfer)),null!==e.data?n=e.data:s&&(n=s.getData("text/plain")),i.selection.isFake)r=Array.from(i.selection.getRanges());else if(t.length)r=t.map((e=>o.domConverter.domRangeToView(e)));else if(m.OB.isAndroid){const t=e.target.ownerDocument.defaultView.getSelection();r=Array.from(o.domConverter.domSelectionToView(t).getRanges())}if(m.OB.isAndroid&&"insertCompositionText"==e.inputType&&n&&n.endsWith("\n"))this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:[o.createRange(r[0].end)]});else if("insertText"==e.inputType&&n&&n.includes("\n")){const t=n.split(/\n{1,2}/g);let o=r;for(let n=0;n<t.length;n++){const r=t[n];""!=r&&(this.fire(e.type,e,{data:r,dataTransfer:s,targetRanges:o,inputType:e.inputType,isComposing:e.isComposing}),o=[i.selection.getFirstRange()]),n+1<t.length&&(this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:o}),o=[i.selection.getFirstRange()])}}else this.fire(e.type,e,{data:n,dataTransfer:s,targetRanges:r,inputType:e.inputType,isComposing:e.isComposing})}}class Co extends Lt{constructor(e){super(e),this.document.on("keydown",((e,t)=>{if(this.isEnabled&&(0,m.dj)(t.keyCode)){const o=new ze(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(o,t),o.stop.called&&e.stop()}}))}observe(){}stopObserving(){}}class So extends Lt{constructor(e){super(e);const t=this.document;t.on("keydown",((e,o)=>{if(!this.isEnabled||o.keyCode!=m.Do.tab||o.ctrlKey)return;const i=new ze(t,"tab",t.selection.getFirstRange());t.fire(i,o),i.stop.called&&e.stop()}))}observe(){}stopObserving(){}}class Oo extends((0,m.Re)()){constructor(e){super(),this.domRoots=new Map,this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this.document=new He(e),this.domConverter=new It(this.document),this.set("isRenderingInProgress",!1),this.set("hasDomSelection",!1),this._renderer=new Tt(this.domConverter,this.document.selection),this._renderer.bind("isFocused","isSelecting","isComposing").to(this.document,"isFocused","isSelecting","isComposing"),this._writer=new st(this.document),this.addObserver(ko),this.addObserver(yo),this.addObserver(xo),this.addObserver(qt),this.addObserver(Ut),this.addObserver(Po),this.addObserver(Co),this.addObserver(Ao),this.addObserver(So),this.document.on("arrowKey",xt,{priority:"low"}),Qe(this),this.on("render",(()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1})),this.listenTo(this.document.selection,"change",(()=>{this._hasChangedSinceTheLastRendering=!0})),this.listenTo(this.document,"change:isFocused",(()=>{this._hasChangedSinceTheLastRendering=!0}))}attachDomRoot(e,t="main"){const o=this.document.getRoot(t);o._name=e.tagName.toLowerCase();const i={};for(const{name:t,value:s}of Array.from(e.attributes))i[t]=s,"class"===t?this._writer.addClass(s.split(" "),o):this._writer.setAttribute(t,s,o);this._initialDomRootAttributes.set(e,i);const s=()=>{this._writer.setAttribute("contenteditable",(!o.isReadOnly).toString(),o),o.isReadOnly?this._writer.addClass("ck-read-only",o):this._writer.removeClass("ck-read-only",o)};s(),this.domRoots.set(t,e),this.domConverter.bindElements(e,o),this._renderer.markToSync("children",o),this._renderer.markToSync("attributes",o),this._renderer.domDocuments.add(e.ownerDocument),o.on("change:children",((e,t)=>this._renderer.markToSync("children",t))),o.on("change:attributes",((e,t)=>this._renderer.markToSync("attributes",t))),o.on("change:text",((e,t)=>this._renderer.markToSync("text",t))),o.on("change:isReadOnly",(()=>this.change(s))),o.on("change",(()=>{this._hasChangedSinceTheLastRendering=!0}));for(const o of this._observers.values())o.observe(e,t)}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach((({name:e})=>t.removeAttribute(e)));const o=this._initialDomRootAttributes.get(t);for(const e in o)t.setAttribute(e,o[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t);for(const e of this._observers.values())e.stopObserving(t)}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,o]of this.domRoots)t.observe(o,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable()}enableObservers(){for(const e of this._observers.values())e.enable()}scrollToTheSelection({alignToTop:e,forceScroll:t,viewportOffset:o=20,ancestorOffset:i=20}={}){const s=this.document.selection.getFirstRange();s&&(0,m.mR)({target:this.domConverter.viewRangeToDom(s),viewportOffset:o,ancestorOffset:i,alignToTop:e,forceScroll:t})}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender())}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new m.Bb("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){m.Bb.rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.getObserver(yo).flush(),this.change((()=>{}))}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening()}createPositionAt(e,t){return Be._createAt(e,t)}createPositionAfter(e){return Be._createAfter(e)}createPositionBefore(e){return Be._createBefore(e)}createRange(e,t){return new De(e,t)}createRangeOn(e){return De._createOn(e)}createRangeIn(e){return De._createIn(e)}createSelection(...e){return new Ie(...e)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change((()=>{}))}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}class Ro{is(){throw new Error("is() method is abstract")}}class Mo extends Ro{constructor(e){super(),this.parent=null,this._attrs=(0,m.qL)(e)}get document(){return null}get index(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildIndex(this)))throw new m.Bb("model-node-not-found-in-parent",this);return e}get startOffset(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildStartOffset(this)))throw new m.Bb("model-node-not-found-in-parent",this);return e}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return null!==this.parent&&this.root.isAttached()}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={}){const t=[];let o=e.includeSelf?this:this.parent;for(;o;)t[e.parentFirst?"push":"unshift"](o),o=o.parent;return t}getCommonAncestor(e,t={}){const o=this.getAncestors(t),i=e.getAncestors(t);let s=0;for(;o[s]==i[s]&&o[s];)s++;return 0===s?null:o[s-1]}isBefore(e){if(this==e)return!1;if(this.root!==e.root)return!1;const t=this.getPath(),o=e.getPath(),i=(0,m.Rt)(t,o);switch(i){case"prefix":return!0;case"extension":return!1;default:return t[i]<o[i]}}isAfter(e){return this!=e&&(this.root===e.root&&!this.isBefore(e))}hasAttribute(e){return this._attrs.has(e)}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const e={};return this._attrs.size&&(e.attributes=Array.from(this._attrs).reduce(((e,t)=>(e[t[0]]=t[1],e)),{})),e}_clone(e){return new this.constructor(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=(0,m.qL)(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}Mo.prototype.is=function(e){return"node"===e||"model:node"===e};class jo{constructor(e){this._nodes=[],e&&this._insertNodes(0,e)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce(((e,t)=>e+t.offsetSize),0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return-1==t?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return null===t?null:this._nodes.slice(0,t).reduce(((e,t)=>e+t.offsetSize),0)}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new m.Bb("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const o of this._nodes){if(e>=t&&e<t+o.offsetSize)return this.getNodeIndex(o);t+=o.offsetSize}if(t!=e)throw new m.Bb("model-nodelist-offset-out-of-bounds",this,{offset:e,nodeList:this});return this.length}_insertNodes(e,t){for(const e of t)if(!(e instanceof Mo))throw new m.Bb("model-nodelist-insertnodes-not-node",this);this._nodes=(0,m.x)(this._nodes,Array.from(t),e,0)}_removeNodes(e,t=1){return this._nodes.splice(e,t)}toJSON(){return this._nodes.map((e=>e.toJSON()))}}class Bo extends Mo{constructor(e,t){super(t),this._data=e||""}get offsetSize(){return this.data.length}get data(){return this._data}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new Bo(this.data,this.getAttributes())}static fromJSON(e){return new Bo(e.data,e.attributes)}}Bo.prototype.is=function(e){return"$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e};class Do extends Ro{constructor(e,t,o){if(super(),this.textNode=e,t<0||t>e.offsetSize)throw new m.Bb("model-textproxy-wrong-offsetintext",this);if(o<0||t+o>e.offsetSize)throw new m.Bb("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+o),this.offsetInText=t}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={}){const t=[];let o=e.includeSelf?this:this.parent;for(;o;)t[e.parentFirst?"push":"unshift"](o),o=o.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}Do.prototype.is=function(e){return"$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e};class Vo extends Mo{constructor(e,t,o){super(t),this._children=new jo,this.name=e,o&&this._insertChild(0,o)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const o of e)t=t.getChild(t.offsetToIndex(o));return t}findAncestor(e,t={}){let o=t.includeSelf?this:this.parent;for(;o;){if(o.name===e)return o;o=o.parent}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON())}return e}_clone(e=!1){const t=e?Array.from(this._children).map((e=>e._clone(!0))):void 0;return new Vo(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const o=function(e){if("string"==typeof e)return[new Bo(e)];(0,m.TW)(e)||(e=[e]);return Array.from(e).map((e=>"string"==typeof e?new Bo(e):e instanceof Do?new Bo(e.data,e.getAttributes()):e))}(t);for(const e of o)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,o)}_removeChildren(e,t=1){const o=this._children._removeNodes(e,t);for(const e of o)e.parent=null;return o}static fromJSON(e){let t;if(e.children){t=[];for(const o of e.children)o.name?t.push(Vo.fromJSON(o)):t.push(Bo.fromJSON(o))}return new Vo(e.name,e.attributes,t)}}Vo.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e};class Io{constructor(e){if(!e||!e.boundaries&&!e.startPosition)throw new m.Bb("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new m.Bb("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this._position=e.startPosition.clone():this._position=zo._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,o,i,s;do{i=this.position,s=this._visitedParent,({done:t,value:o}=this.next())}while(!t&&e(o));t||(this._position=i,this._visitedParent=s)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),o=this._visitedParent;if(null===o.parent&&t.offset===o.maxOffset)return{done:!0,value:void 0};if(o===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0,value:void 0};const i=Fo(t,o),s=i||Lo(t,o,i);if(s instanceof Vo)return this.shallow?t.offset++:(t.path.push(0),this._visitedParent=s),this._position=t,No("elementStart",s,e,t,1);if(s instanceof Bo){let i;if(this.singleCharacters)i=1;else{let e=s.endOffset;this._boundaryEndParent==o&&this.boundaries.end.offset<e&&(e=this.boundaries.end.offset),i=e-t.offset}const n=t.offset-s.startOffset,r=new Do(s,n,i);return t.offset+=i,this._position=t,No("text",r,e,t,i)}return t.path.pop(),t.offset++,this._position=t,this._visitedParent=o.parent,this.ignoreElementEnd?this._next():No("elementEnd",o,e,t)}_previous(){const e=this.position,t=this.position.clone(),o=this._visitedParent;if(null===o.parent&&0===t.offset)return{done:!0,value:void 0};if(o==this._boundaryStartParent&&t.offset==this.boundaries.start.offset)return{done:!0,value:void 0};const i=t.parent,s=Fo(t,i),n=s||Zo(t,i,s);if(n instanceof Vo)return t.offset--,this.shallow?(this._position=t,No("elementStart",n,e,t,1)):(t.path.push(n.maxOffset),this._position=t,this._visitedParent=n,this.ignoreElementEnd?this._previous():No("elementEnd",n,e,t));if(n instanceof Bo){let i;if(this.singleCharacters)i=1;else{let e=n.startOffset;this._boundaryStartParent==o&&this.boundaries.start.offset>e&&(e=this.boundaries.start.offset),i=t.offset-e}const s=t.offset-n.startOffset,r=new Do(n,s-i,i);return t.offset-=i,this._position=t,No("text",r,e,t,i)}return t.path.pop(),this._position=t,this._visitedParent=o.parent,No("elementStart",o,e,t,1)}}function No(e,t,o,i,s){return{done:!1,value:{type:e,item:t,previousPosition:o,nextPosition:i,length:s}}}class zo extends Ro{constructor(e,t,o="toNone"){if(super(),!e.is("element")&&!e.is("documentFragment"))throw new m.Bb("model-position-root-invalid",e);if(!(t instanceof Array)||0===t.length)throw new m.Bb("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=o}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t<this.path.length-1;t++)if(e=e.getChild(e.offsetToIndex(this.path[t])),!e)throw new m.Bb("model-position-path-incorrect",this,{position:this});if(e.is("$text"))throw new m.Bb("model-position-path-incorrect",this,{position:this});return e}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return Fo(this,this.parent)}get nodeAfter(){const e=this.parent;return Lo(this,e,Fo(this,e))}get nodeBefore(){const e=this.parent;return Zo(this,e,Fo(this,e))}get isAtStart(){return 0===this.offset}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(e){if(this.root!=e.root)return"different";const t=(0,m.Rt)(this.path,e.path);switch(t){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[t]<e.path[t]?"before":"after"}}getLastMatchingPosition(e,t={}){t.startPosition=this;const o=new Io(t);return o.skip(e),o.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const e=this.parent;return e.is("documentFragment")?[e]:e.getAncestors({includeSelf:!0})}findAncestor(e){const t=this.parent;return t.is("element")?t.findAncestor(e,{includeSelf:!0}):null}getCommonPath(e){if(this.root!=e.root)return[];const t=(0,m.Rt)(this.path,e.path),o="string"==typeof t?Math.min(this.path.length,e.path.length):t;return this.path.slice(0,o)}getCommonAncestor(e){const t=this.getAncestors(),o=e.getAncestors();let i=0;for(;t[i]==o[i]&&t[i];)i++;return 0===i?null:t[i-1]}getShiftedBy(e){const t=this.clone(),o=t.offset+e;return t.offset=o<0?0:o,t}isAfter(e){return"after"==this.compareWith(e)}isBefore(e){return"before"==this.compareWith(e)}isEqual(e){return"same"==this.compareWith(e)}isTouching(e){if(this.root!==e.root)return!1;const t=Math.min(this.path.length,e.path.length);for(let o=0;o<t;o++){const t=this.path[o]-e.path[o];if(t<-1||t>1)return!1;if(1===t)return Wo(e,this,o);if(-1===t)return Wo(this,e,o)}return this.path.length===e.path.length||(this.path.length>e.path.length?$o(this.path,t):$o(e.path,t))}hasSameParentAs(e){if(this.root!==e.root)return!1;const t=this.getParentPath(),o=e.getParentPath();return"same"==(0,m.Rt)(t,o)}getTransformedByOperation(e){let t;switch(e.type){case"insert":t=this._getTransformedByInsertOperation(e);break;case"move":case"remove":case"reinsert":t=this._getTransformedByMoveOperation(e);break;case"split":t=this._getTransformedBySplitOperation(e);break;case"merge":t=this._getTransformedByMergeOperation(e);break;default:t=zo._createAt(this)}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let o;return t.containsPosition(this)||t.start.isEqual(this)?(o=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(o=o._getTransformedByDeletion(e.deletionPosition,1))):o=this.isEqual(e.deletionPosition)?zo._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),o}_getTransformedByDeletion(e,t){const o=zo._createAt(this);if(this.root!=e.root)return o;if("same"==(0,m.Rt)(e.getParentPath(),this.getParentPath())){if(e.offset<this.offset){if(e.offset+t>this.offset)return null;o.offset-=t}}else if("prefix"==(0,m.Rt)(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;if(e.offset<=this.path[i]){if(e.offset+t>this.path[i])return null;o.path[i]-=t}}return o}_getTransformedByInsertion(e,t){const o=zo._createAt(this);if(this.root!=e.root)return o;if("same"==(0,m.Rt)(e.getParentPath(),this.getParentPath()))(e.offset<this.offset||e.offset==this.offset&&"toPrevious"!=this.stickiness)&&(o.offset+=t);else if("prefix"==(0,m.Rt)(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;e.offset<=this.path[i]&&(o.path[i]+=t)}return o}_getTransformedByMove(e,t,o){if(t=t._getTransformedByDeletion(e,o),e.isEqual(t))return zo._createAt(this);const i=this._getTransformedByDeletion(e,o);return null===i||e.isEqual(this)&&"toNext"==this.stickiness||e.getShiftedBy(o).isEqual(this)&&"toPrevious"==this.stickiness?this._getCombined(e,t):i._getTransformedByInsertion(t,o)}_getCombined(e,t){const o=e.path.length-1,i=zo._createAt(t);return i.stickiness=this.stickiness,i.offset=i.offset+this.path[o]-e.offset,i.path=[...i.path,...this.path.slice(o+1)],i}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(e,t,o="toNone"){if(e instanceof zo)return new zo(e.root,e.path,e.stickiness);{const i=e;if("end"==t)t=i.maxOffset;else{if("before"==t)return this._createBefore(i,o);if("after"==t)return this._createAfter(i,o);if(0!==t&&!t)throw new m.Bb("model-createpositionat-offset-required",[this,e])}if(!i.is("element")&&!i.is("documentFragment"))throw new m.Bb("model-position-parent-incorrect",[this,e]);const s=i.getPath();return s.push(t),new this(i.root,s,o)}}static _createAfter(e,t){if(!e.parent)throw new m.Bb("model-position-after-root",[this,e],{root:e});return this._createAt(e.parent,e.endOffset,t)}static _createBefore(e,t){if(!e.parent)throw new m.Bb("model-position-before-root",e,{root:e});return this._createAt(e.parent,e.startOffset,t)}static fromJSON(e,t){if("$graveyard"===e.root){const o=new zo(t.graveyard,e.path);return o.stickiness=e.stickiness,o}if(!t.getRoot(e.root))throw new m.Bb("model-position-fromjson-no-root",t,{rootName:e.root});return new zo(t.getRoot(e.root),e.path,e.stickiness)}}function Fo(e,t){const o=t.getChild(t.offsetToIndex(e.offset));return o&&o.is("$text")&&o.startOffset<e.offset?o:null}function Lo(e,t,o){return null!==o?null:t.getChild(t.offsetToIndex(e.offset))}function Zo(e,t,o){return null!==o?null:t.getChild(t.offsetToIndex(e.offset)-1)}function Wo(e,t,o){return o+1!==e.path.length&&(!!$o(t.path,o+1)&&!!function(e,t){let o=e.parent,i=e.path.length-1,s=0;for(;i>=t;){if(e.path[i]+s!==o.maxOffset)return!1;s=1,i--,o=o.parent}return!0}(e,o+1))}function $o(e,t){for(;t<e.length;){if(0!==e[t])return!1;t++}return!0}zo.prototype.is=function(e){return"position"===e||"model:position"===e};class qo extends Ro{constructor(e,t){super(),this.start=zo._createAt(e),this.end=t?zo._createAt(t):zo._createAt(e),this.start.stickiness=this.isCollapsed?"toNone":"toNext",this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new Io({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){const e=this.start.getParentPath(),t=this.end.getParentPath();return"same"==(0,m.Rt)(e,t)}get root(){return this.start.root}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const o=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return o&&i}containsItem(e){const t=zo._createBefore(e);return this.containsPosition(t)||this.start.isEqual(t)}isEqual(e){return this.start.isEqual(e.start)&&this.end.isEqual(e.end)}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new qo(this.start,e.start)),this.containsPosition(e.end)&&t.push(new qo(e.end,this.end))):t.push(new qo(this.start,this.end)),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,o=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(o=e.end),new qo(t,o)}return null}getJoined(e,t=!1){let o=this.isIntersecting(e);if(o||(o=this.start.isBefore(e.start)?t?this.end.isTouching(e.start):this.end.isEqual(e.start):t?e.end.isTouching(this.start):e.end.isEqual(this.start)),!o)return null;let i=this.start,s=this.end;return e.start.isBefore(i)&&(i=e.start),e.end.isAfter(s)&&(s=e.end),new qo(i,s)}getMinimalFlatRanges(){const e=[],t=this.start.getCommonPath(this.end).length,o=zo._createAt(this.start);let i=o.parent;for(;o.path.length>t+1;){const t=i.maxOffset-o.offset;0!==t&&e.push(new qo(o,o.getShiftedBy(t))),o.path=o.path.slice(0,-1),o.offset++,i=i.parent}for(;o.path.length<=this.end.path.length;){const t=this.end.path[o.path.length-1],i=t-o.offset;0!==i&&e.push(new qo(o,o.getShiftedBy(i))),o.offset=t,o.path.push(0)}return e}getWalker(e={}){return e.boundaries=this,new Io(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new Io(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new Io(e);yield t.position;for(const e of t)yield e.nextPosition}getTransformedByOperation(e){switch(e.type){case"insert":return this._getTransformedByInsertOperation(e);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(e);case"split":return[this._getTransformedBySplitOperation(e)];case"merge":return[this._getTransformedByMergeOperation(e)]}return[new qo(this.start,this.end)]}getTransformedByOperations(e){const t=[new qo(this.start,this.end)];for(const o of e)for(let e=0;e<t.length;e++){const i=t[e].getTransformedByOperation(o);t.splice(e,1,...i),e+=i.length-1}for(let e=0;e<t.length;e++){const o=t[e];for(let i=e+1;i<t.length;i++){const e=t[i];(o.containsRange(e)||e.containsRange(o)||o.isEqual(e))&&t.splice(i,1)}}return t}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;const e=this.start.nodeAfter,t=this.end.nodeBefore;return e&&e.is("element")&&e===t?e:null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(e,t=!1){return this._getTransformedByInsertion(e.position,e.howMany,t)}_getTransformedByMoveOperation(e,t=!1){const o=e.sourcePosition,i=e.howMany,s=e.targetPosition;return this._getTransformedByMove(o,s,i,t)}_getTransformedBySplitOperation(e){const t=this.start._getTransformedBySplitOperation(e);let o=this.end._getTransformedBySplitOperation(e);return this.end.isEqual(e.insertionPosition)&&(o=this.end.getShiftedBy(1)),t.root!=o.root&&(o=this.end.getShiftedBy(-1)),new qo(t,o)}_getTransformedByMergeOperation(e){if(this.start.isEqual(e.targetPosition)&&this.end.isEqual(e.deletionPosition))return new qo(this.start);let t=this.start._getTransformedByMergeOperation(e),o=this.end._getTransformedByMergeOperation(e);return t.root!=o.root&&(o=this.end.getShiftedBy(-1)),t.isAfter(o)?(e.sourcePosition.isBefore(e.targetPosition)?(t=zo._createAt(o),t.offset=0):(e.deletionPosition.isEqual(t)||(o=e.deletionPosition),t=e.targetPosition),new qo(t,o)):new qo(t,o)}_getTransformedByInsertion(e,t,o=!1){if(o&&this.containsPosition(e))return[new qo(this.start,e),new qo(e.getShiftedBy(t),this.end._getTransformedByInsertion(e,t))];{const o=new qo(this.start,this.end);return o.start=o.start._getTransformedByInsertion(e,t),o.end=o.end._getTransformedByInsertion(e,t),[o]}}_getTransformedByMove(e,t,o,i=!1){if(this.isCollapsed){const i=this.start._getTransformedByMove(e,t,o);return[new qo(i)]}const s=qo._createFromPositionAndShift(e,o),n=t._getTransformedByDeletion(e,o);if(this.containsPosition(t)&&!i&&(s.containsPosition(this.start)||s.containsPosition(this.end))){const i=this.start._getTransformedByMove(e,t,o),s=this.end._getTransformedByMove(e,t,o);return[new qo(i,s)]}let r;const a=this.getDifference(s);let c=null;const l=this.getIntersection(s);if(1==a.length?c=new qo(a[0].start._getTransformedByDeletion(e,o),a[0].end._getTransformedByDeletion(e,o)):2==a.length&&(c=new qo(this.start,this.end._getTransformedByDeletion(e,o))),r=c?c._getTransformedByInsertion(n,o,null!==l||i):[],l){const e=new qo(l.start._getCombined(s.start,n),l.end._getCombined(s.start,n));2==r.length?r.splice(1,0,e):r.push(e)}return r}_getTransformedByDeletion(e,t){let o=this.start._getTransformedByDeletion(e,t),i=this.end._getTransformedByDeletion(e,t);return null==o&&null==i?null:(null==o&&(o=e),null==i&&(i=e),new qo(o,i))}static _createFromPositionAndShift(e,t){const o=e,i=e.getShiftedBy(t);return t>0?new this(o,i):new this(i,o)}static _createIn(e){return new this(zo._createAt(e,0),zo._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(zo._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new m.Bb("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort(((e,t)=>e.start.isAfter(t.start)?1:-1));const o=e.indexOf(t),i=new this(t.start,t.end);if(o>0)for(let t=o-1;e[t].end.isEqual(i.start);t++)i.start=zo._createAt(e[t].start);for(let t=o+1;t<e.length&&e[t].start.isEqual(i.end);t++)i.end=zo._createAt(e[t].end);return i}static fromJSON(e,t){return new this(zo.fromJSON(e.start,t),zo.fromJSON(e.end,t))}}qo.prototype.is=function(e){return"range"===e||"model:range"===e};class Ho extends((0,m.ln)()){constructor(){super(),this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._viewToModelLengthCallbacks=new Map,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._deferredBindingRemovals=new Map,this._unboundMarkerNames=new Set,this.on("modelToViewPosition",((e,t)=>{if(t.viewPosition)return;const o=this._modelToViewMapping.get(t.modelPosition.parent);if(!o)throw new m.Bb("mapping-model-position-view-parent-not-found",this,{modelPosition:t.modelPosition});t.viewPosition=this.findPositionIn(o,t.modelPosition.offset)}),{priority:"low"}),this.on("viewToModelPosition",((e,t)=>{if(t.modelPosition)return;const o=this.findMappedViewAncestor(t.viewPosition),i=this._viewToModelMapping.get(o),s=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,o);t.modelPosition=zo._createAt(i,s)}),{priority:"low"})}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e)}unbindViewElement(e,t={}){const o=this.toModelElement(e);if(this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);t.defer?this._deferredBindingRemovals.set(e,e.root):(this._viewToModelMapping.delete(e),this._modelToViewMapping.get(o)==e&&this._modelToViewMapping.delete(o))}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e&&this._viewToModelMapping.delete(t)}bindElementToMarker(e,t){const o=this._markerNameToElements.get(t)||new Set;o.add(e);const i=this._elementToMarkerNames.get(e)||new Set;i.add(t),this._markerNameToElements.set(t,o),this._elementToMarkerNames.set(e,i)}unbindElementFromMarkerName(e,t){const o=this._markerNameToElements.get(t);o&&(o.delete(e),0==o.size&&this._markerNameToElements.delete(t));const i=this._elementToMarkerNames.get(e);i&&(i.delete(t),0==i.size&&this._elementToMarkerNames.delete(e))}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}flushDeferredBindings(){for(const[e,t]of this._deferredBindingRemovals)e.root==t&&this.unbindViewElement(e);this._deferredBindingRemovals=new Map}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this._deferredBindingRemovals=new Map}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new qo(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new De(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={}){const o={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",o),o.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const o=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())o.add(t);else o.add(e);return o}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,o){if(o!=e){return this._toModelOffset(e.parent,e.index,o)+this._toModelOffset(e,t,e)}if(e.is("$text"))return t;let i=0;for(let o=0;o<t;o++)i+=this.getModelLength(e.getChild(o));return i}getModelLength(e){if(this._viewToModelLengthCallbacks.get(e.name)){return this._viewToModelLengthCallbacks.get(e.name)(e)}if(this._viewToModelMapping.has(e))return 1;if(e.is("$text"))return e.data.length;if(e.is("uiElement"))return 0;{let t=0;for(const o of e.getChildren())t+=this.getModelLength(o);return t}}findPositionIn(e,t){let o,i=0,s=0,n=0;if(e.is("$text"))return new Be(e,t);for(;s<t;)o=e.getChild(n),i=this.getModelLength(o),s+=i,n++;return s==t?this._moveViewPositionToTextNode(new Be(e,n)):this.findPositionIn(o,t-(s-i))}_moveViewPositionToTextNode(e){const t=e.nodeBefore,o=e.nodeAfter;return t instanceof v?new Be(t,t.data.length):o instanceof v?new Be(o,0):e}}class Uo{constructor(){this._consumable=new Map,this._textProxyRegistry=new Map}add(e,t){t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e)),this._consumable.has(e)||this._consumable.set(e,new Map),this._consumable.get(e).set(t,!0)}consume(e,t){return t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e)),!!this.test(e,t)&&(this._consumable.get(e).set(t,!1),!0)}test(e,t){t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e));const o=this._consumable.get(e);if(void 0===o)return null;const i=o.get(t);return void 0===i?null:i}revert(e,t){t=Ko(t),e instanceof Do&&(e=this._getSymbolForTextProxy(e));const o=this.test(e,t);return!1===o?(this._consumable.get(e).set(t,!0),!0):!0!==o&&null}verifyAllConsumed(e){const t=[];for(const[o,i]of this._consumable)for(const[s,n]of i){const i=s.split(":")[0];n&&e==i&&t.push({event:s,item:o.name||o.description})}if(t.length)throw new m.Bb("conversion-model-consumable-not-consumed",null,{items:t})}_getSymbolForTextProxy(e){let t=null;const o=this._textProxyRegistry.get(e.startOffset);if(o){const i=o.get(e.endOffset);i&&(t=i.get(e.parent))}return t||(t=this._addSymbolForTextProxy(e)),t}_addSymbolForTextProxy(e){const t=e.startOffset,o=e.endOffset,i=e.parent,s=Symbol("$textProxy:"+e.data);let n,r;return n=this._textProxyRegistry.get(t),n||(n=new Map,this._textProxyRegistry.set(t,n)),r=n.get(o),r||(r=new Map,n.set(o,r)),r.set(i,s),s}}function Ko(e){const t=e.split(":");return"insert"==t[0]?t[0]:"addMarker"==t[0]||"removeMarker"==t[0]?e:t.length>1?t[0]+":"+t[1]:t[0]}var Go=Object.defineProperty,Jo=Object.defineProperties,Yo=Object.getOwnPropertyDescriptors,Xo=Object.getOwnPropertySymbols,Qo=Object.prototype.hasOwnProperty,ei=Object.prototype.propertyIsEnumerable,ti=(e,t,o)=>t in e?Go(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o,oi=(e,t)=>{for(var o in t||(t={}))Qo.call(t,o)&&ti(e,o,t[o]);if(Xo)for(var o of Xo(t))ei.call(t,o)&&ti(e,o,t[o]);return e},ii=(e,t)=>Jo(e,Yo(t));class si extends((0,m.ln)()){constructor(e){super(),this._conversionApi=oi({dispatcher:this},e),this._firedEventsMap=new WeakMap}convertChanges(e,t,o){const i=this._createConversionApi(o,e.getRefreshedItems());for(const t of e.getMarkersToRemove())this._convertMarkerRemove(t.name,t.range,i);const s=this._reduceChanges(e.getChanges());for(const e of s)"insert"===e.type?this._convertInsert(qo._createFromPositionAndShift(e.position,e.length),i):"reinsert"===e.type?this._convertReinsert(qo._createFromPositionAndShift(e.position,e.length),i):"remove"===e.type?this._convertRemove(e.position,e.length,e.name,i):this._convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,i);for(const e of i.mapper.flushUnboundMarkerNames()){const o=t.get(e).getRange();this._convertMarkerRemove(e,o,i),this._convertMarkerAdd(e,o,i)}for(const t of e.getMarkersToAdd())this._convertMarkerAdd(t.name,t.range,i);i.mapper.flushDeferredBindings(),i.consumable.verifyAllConsumed("insert")}convert(e,t,o,i={}){const s=this._createConversionApi(o,void 0,i);this._convertInsert(e,s);for(const[e,o]of t)this._convertMarkerAdd(e,o,s);s.consumable.verifyAllConsumed("insert")}convertSelection(e,t,o){const i=Array.from(t.getMarkersAtPosition(e.getFirstPosition())),s=this._createConversionApi(o);if(this._addConsumablesForSelection(s.consumable,e,i),this.fire("selection",{selection:e},s),e.isCollapsed){for(const t of i){const o=t.getRange();if(!ni(e.getFirstPosition(),t,s.mapper))continue;const i={item:e,markerName:t.name,markerRange:o};s.consumable.test(e,"addMarker:"+t.name)&&this.fire(`addMarker:${t.name}`,i,s)}for(const t of e.getAttributeKeys()){const o={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};s.consumable.test(e,"attribute:"+o.attributeKey)&&this.fire(`attribute:${o.attributeKey}:$text`,o,s)}}}_convertInsert(e,t,o={}){o.doNotAddConsumables||this._addConsumablesForInsert(t.consumable,Array.from(e));for(const o of Array.from(e.getWalker({shallow:!0})).map(ri))this._testAndFire("insert",o,t)}_convertRemove(e,t,o,i){this.fire(`remove:${o}`,{position:e,length:t},i)}_convertAttribute(e,t,o,i,s){this._addConsumablesForRange(s.consumable,e,`attribute:${t}`);for(const n of e){const e={item:n.item,range:qo._createFromPositionAndShift(n.previousPosition,n.length),attributeKey:t,attributeOldValue:o,attributeNewValue:i};this._testAndFire(`attribute:${t}`,e,s)}}_convertReinsert(e,t){const o=Array.from(e.getWalker({shallow:!0}));this._addConsumablesForInsert(t.consumable,o);for(const e of o.map(ri))this._testAndFire("insert",ii(oi({},e),{reconversion:!0}),t)}_convertMarkerAdd(e,t,o){if("$graveyard"==t.root.rootName)return;const i=`addMarker:${e}`;if(o.consumable.add(t,i),this.fire(i,{markerName:e,markerRange:t},o),o.consumable.consume(t,i)){this._addConsumablesForRange(o.consumable,t,i);for(const s of t.getItems()){if(!o.consumable.test(s,i))continue;const n={item:s,range:qo._createOn(s),markerName:e,markerRange:t};this.fire(i,n,o)}}}_convertMarkerRemove(e,t,o){"$graveyard"!=t.root.rootName&&this.fire(`removeMarker:${e}`,{markerName:e,markerRange:t},o)}_reduceChanges(e){const t={changes:e};return this.fire("reduceChanges",t),t.changes}_addConsumablesForInsert(e,t){for(const o of t){const t=o.item;if(null===e.test(t,"insert")){e.add(t,"insert");for(const o of t.getAttributeKeys())e.add(t,"attribute:"+o)}}return e}_addConsumablesForRange(e,t,o){for(const i of t.getItems())e.add(i,o);return e}_addConsumablesForSelection(e,t,o){e.add(t,"selection");for(const i of o)e.add(t,"addMarker:"+i.name);for(const o of t.getAttributeKeys())e.add(t,"attribute:"+o);return e}_testAndFire(e,t,o){const i=function(e,t){const o=t.item.is("element")?t.item.name:"$text";return`${e}:${o}`}(e,t),s=t.item.is("$textProxy")?o.consumable._getSymbolForTextProxy(t.item):t.item,n=this._firedEventsMap.get(o),r=n.get(s);if(r){if(r.has(i))return;r.add(i)}else n.set(s,new Set([i]));this.fire(i,t,o)}_testAndFireAddAttributes(e,t){const o={item:e,range:qo._createOn(e)};for(const e of o.item.getAttributeKeys())o.attributeKey=e,o.attributeOldValue=null,o.attributeNewValue=o.item.getAttribute(e),this._testAndFire(`attribute:${e}`,o,t)}_createConversionApi(e,t=new Set,o={}){const i=ii(oi({},this._conversionApi),{consumable:new Uo,writer:e,options:o,convertItem:e=>this._convertInsert(qo._createOn(e),i),convertChildren:e=>this._convertInsert(qo._createIn(e),i,{doNotAddConsumables:!0}),convertAttributes:e=>this._testAndFireAddAttributes(e,i),canReuseView:e=>!t.has(i.mapper.toModelElement(e))});return this._firedEventsMap.set(i,new Map),i}}function ni(e,t,o){const i=t.getRange(),s=Array.from(e.getAncestors());s.shift(),s.reverse();return!s.some((e=>{if(i.containsItem(e)){return!!o.toViewElement(e).getCustomProperty("addHighlight")}}))}function ri(e){return{item:e.item,range:qo._createFromPositionAndShift(e.previousPosition,e.length)}}class ai extends((0,m.ln)(Ro)){constructor(...e){super(),this._lastRangeBackward=!1,this._attrs=new Map,this._ranges=[],e.length&&this.setTo(...e)}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let o=!1;for(const i of e._ranges)if(t.isEqual(i)){o=!0;break}if(!o)return!1}return!0}*getRanges(){for(const e of this._ranges)yield new qo(e.start,e.end)}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new qo(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new qo(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(...e){let[t,o,i]=e;if("object"==typeof o&&(i=o,o=void 0),null===t)this._setRanges([]);else if(t instanceof ai)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof qo)this._setRanges([t],!!i&&!!i.backward);else if(t instanceof zo)this._setRanges([new qo(t)]);else if(t instanceof Mo){const e=!!i&&!!i.backward;let s;if("in"==o)s=qo._createIn(t);else if("on"==o)s=qo._createOn(t);else{if(void 0===o)throw new m.Bb("model-selection-setto-required-second-parameter",[this,t]);s=new qo(zo._createAt(t,o))}this._setRanges([s],e)}else{if(!(0,m.TW)(t))throw new m.Bb("model-selection-setto-not-selectable",[this,t]);this._setRanges(t,i&&!!i.backward)}}_setRanges(e,t=!1){const o=Array.from(e),i=o.some((t=>{if(!(t instanceof qo))throw new m.Bb("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every((e=>!e.isEqual(t)))}));(o.length!==this._ranges.length||i)&&(this._replaceAllRanges(o),this._lastRangeBackward=!!t,this.fire("change:range",{directChange:!0}))}setFocus(e,t){if(null===this.anchor)throw new m.Bb("model-selection-setfocus-no-ranges",[this,e]);const o=zo._createAt(e,t);if("same"==o.compareWith(this.focus))return;const i=this.anchor;this._ranges.length&&this._popRange(),"before"==o.compareWith(i)?(this._pushRange(new qo(o,i)),this._lastRangeBackward=!0):(this._pushRange(new qo(i,o)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const o=di(t.start,e);ui(o,t)&&(yield o);for(const o of t.getWalker()){const i=o.item;"elementEnd"==o.type&&li(i,e,t)&&(yield i)}const i=di(t.end,e);pi(i,t)&&(yield i)}}containsEntireContent(e=this.anchor.root){const t=zo._createAt(e,0),o=zo._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&o.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e),this._ranges.push(new qo(e.start,e.end))}_checkRange(e){for(let t=0;t<this._ranges.length;t++)if(e.isIntersecting(this._ranges[t]))throw new m.Bb("model-selection-range-intersects",[this,e],{addedRange:e,intersectingRange:this._ranges[t]})}_replaceAllRanges(e){this._removeAllRanges();for(const t of e)this._pushRange(t)}_removeAllRanges(){for(;this._ranges.length>0;)this._popRange()}_popRange(){this._ranges.pop()}}function ci(e,t){return!t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&!!e.parent)}function li(e,t,o){return ci(e,t)&&hi(e,o)}function di(e,t){const o=e.parent.root.document.model.schema,i=e.parent.getAncestors({parentFirst:!0,includeSelf:!0});let s=!1;const n=i.find((e=>!s&&(s=o.isLimit(e),!s&&ci(e,t))));return i.forEach((e=>t.add(e))),n}function hi(e,t){const o=function(e){const t=e.root.document.model.schema;let o=e.parent;for(;o;){if(t.isBlock(o))return o;o=o.parent}}(e);if(!o)return!0;return!t.containsRange(qo._createOn(o),!0)}function ui(e,t){return!!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.start.isTouching(zo._createAt(e,e.maxOffset))&&hi(e,t))}function pi(e,t){return!!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.end.isTouching(zo._createAt(e,0))&&hi(e,t))}ai.prototype.is=function(e){return"selection"===e||"model:selection"===e};class fi extends((0,m.ln)(qo)){constructor(e,t){super(e,t),gi.call(this)}detach(){this.stopListening()}toRange(){return new qo(this.start,this.end)}static fromRange(e){return new fi(e.start,e.end)}}function gi(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&mi.call(this,o)}),{priority:"low"})}function mi(e){const t=this.getTransformedByOperation(e),o=qo._createFromRanges(t),i=!o.isEqual(this),s=function(e,t){switch(t.type){case"insert":return e.containsPosition(t.position);case"move":case"remove":case"reinsert":case"merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case"split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return!1}(this,e);let n=null;if(i){"$graveyard"==o.root.rootName&&(n="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=o.start,this.end=o.end,this.fire("change:range",t,{deletionPosition:n})}else s&&this.fire("change:content",this.toRange(),{deletionPosition:n})}fi.prototype.is=function(e){return"liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e};const bi="selection:";class _i extends((0,m.ln)(Ro)){constructor(e){super(),this._selection=new wi(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection.updateMarkers(),this._selection._updateAttributes(!1)}observeMarkers(e){this._selection.observeMarkers(e)}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(...e){this._selection.setTo(...e)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection.getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return bi+e}static _isStoreAttributeKey(e){return e.startsWith(bi)}}_i.prototype.is=function(e){return"selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e};class wi extends ai{constructor(e){super(),this.markers=new m.FE({idProperty:"name"}),this._attributePriority=new Map,this._selectionRestorePosition=null,this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this._observedMarkers=new Set,this._model=e.model,this._document=e,this.listenTo(this._model,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&"marker"!=o.type&&"rename"!=o.type&&"noop"!=o.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1})))}),{priority:"lowest"}),this.on("change:range",(()=>{this._validateSelectionRanges(this.getRanges())})),this.listenTo(this._model.markers,"update",((e,t,o,i)=>{this._updateMarker(t,i)})),this.listenTo(this._document,"change",((e,t)=>{!function(e,t){const o=e.document.differ;for(const i of o.getChanges()){if("insert"!=i.type)continue;const o=i.position.parent;i.length===o.maxOffset&&e.enqueueChange(t,(e=>{const t=Array.from(o.getAttributeKeys()).filter((e=>e.startsWith(bi)));for(const i of t)e.removeAttribute(i,o)}))}}(this._model,t)}))}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e<this._ranges.length;e++)this._ranges[e].detach();this.stopListening()}*getRanges(){this._ranges.length?yield*super.getRanges():yield this._document._getDefaultRange()}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(...e){super.setTo(...e),this._updateAttributes(!0),this.updateMarkers()}setFocus(e,t){super.setFocus(e,t),this._updateAttributes(!0),this.updateMarkers()}setAttribute(e,t){if(this._setAttribute(e,t)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}removeAttribute(e){if(this._removeAttribute(e)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}overrideGravity(){const e=(0,m.hQ)();return this._overriddenGravityRegister.add(e),1===this._overriddenGravityRegister.size&&this._updateAttributes(!0),e}restoreGravity(e){if(!this._overriddenGravityRegister.has(e))throw new m.Bb("document-selection-gravity-wrong-restore",this,{uid:e});this._overriddenGravityRegister.delete(e),this.isGravityOverridden||this._updateAttributes(!0)}observeMarkers(e){this._observedMarkers.add(e),this.updateMarkers()}_replaceAllRanges(e){this._validateSelectionRanges(e),super._replaceAllRanges(e)}_popRange(){this._ranges.pop().detach()}_pushRange(e){const t=this._prepareRange(e);t&&this._ranges.push(t)}_validateSelectionRanges(e){for(const t of e)if(!this._document._validateSelectionRange(t))throw new m.Bb("document-selection-wrong-position",this,{range:t})}_prepareRange(e){if(this._checkRange(e),e.root==this._document.graveyard)return;const t=fi.fromRange(e);return t.on("change:range",((e,o,i)=>{if(this._hasChangedRange=!0,t.root==this._document.graveyard){this._selectionRestorePosition=i.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach()}})),t}updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=!1;for(const t of this._model.markers){const o=t.name.split(":",1)[0];if(!this._observedMarkers.has(o))continue;const i=t.getRange();for(const o of this.getRanges())i.containsRange(o,!o.isCollapsed)&&e.push(t)}const o=Array.from(this.markers);for(const o of e)this.markers.has(o)||(this.markers.add(o),t=!0);for(const o of Array.from(this.markers))e.includes(o)||(this.markers.remove(o),t=!0);t&&this.fire("change:marker",{oldMarkers:o,directChange:!1})}_updateMarker(e,t){const o=e.name.split(":",1)[0];if(!this._observedMarkers.has(o))return;let i=!1;const s=Array.from(this.markers),n=this.markers.has(e);if(t){let o=!1;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){o=!0;break}o&&!n?(this.markers.add(e),i=!0):!o&&n&&(this.markers.remove(e),i=!0)}else n&&(this.markers.remove(e),i=!0);i&&this.fire("change:marker",{oldMarkers:s,directChange:!1})}_updateAttributes(e){const t=(0,m.qL)(this._getSurroundingAttributes()),o=(0,m.qL)(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const i=[];for(const[e,t]of this.getAttributes())o.has(e)&&o.get(e)===t||i.push(e);for(const[e]of o)this.hasAttribute(e)||i.push(e);i.length>0&&this.fire("change:attribute",{attributeKeys:i,directChange:!1})}_setAttribute(e,t,o=!0){const i=o?"normal":"low";if("low"==i&&"normal"==this._attributePriority.get(e))return!1;return super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,i),!0)}_removeAttribute(e,t=!0){const o=t?"normal":"low";return("low"!=o||"normal"!=this._attributePriority.get(e))&&(this._attributePriority.set(e,o),!!super.hasAttribute(e)&&(this._attrs.delete(e),!0))}_setAttributesTo(e){const t=new Set;for(const[t,o]of this.getAttributes())e.get(t)!==o&&this._removeAttribute(t,!1);for(const[o,i]of e){this._setAttribute(o,i,!1)&&t.add(o)}return t}*getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith(bi)){const o=t.substr(10);yield[o,e.getAttribute(t)]}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;let o=null;if(this.isCollapsed){const i=e.textNode?e.textNode:e.nodeBefore,s=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(o=ki(i)),o||(o=ki(s)),!this.isGravityOverridden&&!o){let e=i;for(;e&&!t.isInline(e)&&!o;)e=e.previousSibling,o=ki(e)}if(!o){let e=s;for(;e&&!t.isInline(e)&&!o;)e=e.nextSibling,o=ki(e)}o||(o=this.getStoredAttributes())}else{const e=this.getFirstRange();for(const i of e){if(i.item.is("element")&&t.isObject(i.item))break;if("text"==i.type){o=i.item.getAttributes();break}}}return o}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t)}}function ki(e){return e instanceof Do||e instanceof Bo?e.getAttributes():null}class vi{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers)e(t);return this}}const yi=function(e){return(0,_.Z)(e,5)};class xi extends vi{elementToElement(e){return this.add(function(e){const t=Ti(e.model),o=Ai(e.view,"container");t.attributes.length&&(t.children=!0);return i=>{i.on(`insert:${t.name}`,function(e,t=Di){return(o,i,s)=>{if(!t(i.item,s.consumable,{preflight:!0}))return;const n=e(i.item,s,i);if(!n)return;t(i.item,s.consumable);const r=s.mapper.toViewPosition(i.range.start);s.mapper.bindElements(i.item,n),s.writer.insert(r,n),s.convertAttributes(i.item),ji(n,i.item.getChildren(),s,{reconversion:i.reconversion})}}(o,Mi(t)),{priority:e.converterPriority||"normal"}),(t.children||t.attributes.length)&&i.on("reduceChanges",Ri(t),{priority:"low"})}}(e))}elementToStructure(e){return this.add(function(e){const t=Ti(e.model),o=Ai(e.view,"container");return t.children=!0,i=>{if(i._conversionApi.schema.checkChild(t.name,"$text"))throw new m.Bb("conversion-element-to-structure-disallowed-text",i,{elementName:t.name});var s,n;i.on(`insert:${t.name}`,(s=o,n=Mi(t),(e,t,o)=>{if(!n(t.item,o.consumable,{preflight:!0}))return;const i=new Map;o.writer._registerSlotFactory(function(e,t,o){return(i,s)=>{const n=i.createContainerElement("$slot");let r=null;if("children"===s)r=Array.from(e.getChildren());else{if("function"!=typeof s)throw new m.Bb("conversion-slot-mode-unknown",o.dispatcher,{modeOrFilter:s});r=Array.from(e.getChildren()).filter((e=>s(e)))}return t.set(n,r),n}}(t.item,i,o));const r=s(t.item,o,t);if(o.writer._clearSlotFactory(),!r)return;!function(e,t,o){const i=Array.from(t.values()).flat(),s=new Set(i);if(s.size!=i.length)throw new m.Bb("conversion-slot-filter-overlap",o.dispatcher,{element:e});if(s.size!=e.childCount)throw new m.Bb("conversion-slot-filter-incomplete",o.dispatcher,{element:e})}(t.item,i,o),n(t.item,o.consumable);const a=o.mapper.toViewPosition(t.range.start);o.mapper.bindElements(t.item,r),o.writer.insert(a,r),o.convertAttributes(t.item),function(e,t,o,i){o.mapper.on("modelToViewPosition",r,{priority:"highest"});let s=null,n=null;for([s,n]of t)ji(e,n,o,i),o.writer.move(o.writer.createRangeIn(s),o.writer.createPositionBefore(s)),o.writer.remove(s);function r(e,t){const o=t.modelPosition.nodeAfter,i=n.indexOf(o);i<0||(t.viewPosition=t.mapper.findPositionIn(s,i))}o.mapper.off("modelToViewPosition",r)}(r,i,o,{reconversion:t.reconversion})}),{priority:e.converterPriority||"normal"}),i.on("reduceChanges",Ri(t),{priority:"low"})}}(e))}attributeToElement(e){return this.add(function(e){e=yi(e);let t=e.model;"string"==typeof t&&(t={key:t});let o=`attribute:${t.key}`;t.name&&(o+=":"+t.name);if(t.values)for(const o of t.values)e.view[o]=Ai(e.view[o],"attribute");else e.view=Ai(e.view,"attribute");const i=Ci(e);return t=>{t.on(o,function(e){return(t,o,i)=>{if(!i.consumable.test(o.item,t.name))return;const 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this.add(function(e){e=yi(e),e.model||(e.model=t=>t?e.view+":"+t:e.view);const t={view:e.view,model:e.model},o=Gi(Xi(t,"start")),i=Gi(Xi(t,"end"));return s=>{s.on(`element:${e.view}-start`,o,{priority:e.converterPriority||"normal"}),s.on(`element:${e.view}-end`,i,{priority:e.converterPriority||"normal"});const n=m.tA.get("low"),r=m.tA.get("highest"),a=m.tA.get(e.converterPriority)/r;s.on("element",function(e){return(t,o,i)=>{const s=`data-${e.view}`;function n(t,s){for(const n of s){const 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i=e.nodeAfter&&!o.isLimit(e.nodeAfter)||o.checkChild(e,"$text"),s=t.nodeBefore&&!o.isLimit(t.nodeBefore)||o.checkChild(t,"$text");return i||s}(o,i,t)){const e=o.nodeAfter&&t.isSelectable(o.nodeAfter)?null:t.getNearestSelectionRange(o,"forward"),s=i.nodeBefore&&t.isSelectable(i.nodeBefore)?null:t.getNearestSelectionRange(i,"backward"),n=e?e.start:o,r=s?s.end:i;return new qo(n,r)}}const c=r&&!r.is("rootElement"),l=a&&!a.is("rootElement");if(c||l){const e=o.nodeAfter&&i.nodeBefore&&o.nodeAfter.parent===i.nodeBefore.parent,s=c&&(!e||!os(o.nodeAfter,t)),n=l&&(!e||!os(i.nodeBefore,t));let d=o,h=i;return s&&(d=zo._createBefore(ts(r,t))),n&&(h=zo._createAfter(ts(a,t))),new qo(d,h)}return null}(e,t)}function ts(e,t){let o=e,i=o;for(;t.isLimit(i)&&i.parent;)o=i,i=i.parent;return o}function os(e,t){return e&&t.isSelectable(e)}class is extends((0,m.Re)()){constructor(e,t){super(),this.model=e,this.view=new Oo(t),this.mapper=new Ho,this.downcastDispatcher=new si({mapper:this.mapper,schema:e.schema});const o=this.model.document,i=o.selection,s=this.model.markers;var n,r,a;this.listenTo(this.model,"_beforeChanges",(()=>{this.view._disableRendering(!0)}),{priority:"highest"}),this.listenTo(this.model,"_afterChanges",(()=>{this.view._disableRendering(!1)}),{priority:"lowest"}),this.listenTo(o,"change",(()=>{this.view.change((e=>{this.downcastDispatcher.convertChanges(o.differ,s,e),this.downcastDispatcher.convertSelection(i,s,e)}))}),{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(e,t){return(o,i)=>{const s=i.newSelection,n=[];for(const e of s.getRanges())n.push(t.toModelRange(e));const r=e.createSelection(n,{backward:s.isBackward});r.isEqual(e.document.selection)||e.change((e=>{e.setSelection(r)}))}}(this.model,this.mapper)),this.listenTo(this.view.document,"beforeinput",(n=this.mapper,r=this.model.schema,a=this.view,(e,t)=>{if(!a.document.isComposing||m.OB.isAndroid)for(let e=0;e<t.targetRanges.length;e++){const o=t.targetRanges[e],i=n.toModelRange(o),s=es(i,r);s&&!s.isEqual(i)&&(t.targetRanges[e]=n.toViewRange(s))}}),{priority:"high"}),this.downcastDispatcher.on("insert:$text",((e,t,o)=>{if(!o.consumable.consume(t.item,e.name))return;const i=o.writer,s=o.mapper.toViewPosition(t.range.start),n=i.createText(t.item.data);i.insert(s,n)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,o)=>{o.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||o.convertChildren(t.item)}),{priority:"lowest"}),this.downcastDispatcher.on("remove",((e,t,o)=>{const i=o.mapper.toViewPosition(t.position),s=t.position.getShiftedBy(t.length),n=o.mapper.toViewPosition(s,{isPhantom:!0}),r=o.writer.createRange(i,n),a=o.writer.remove(r.getTrimmed());for(const e of o.writer.createRangeIn(a).getItems())o.mapper.unbindViewElement(e,{defer:!0})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,o)=>{const i=o.writer,s=i.document.selection;for(const e of s.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&o.writer.mergeAttributes(e.start);i.setSelection(null)}),{priority:"high"}),this.downcastDispatcher.on("selection",((e,t,o)=>{const i=t.selection;if(i.isCollapsed)return;if(!o.consumable.consume(i,"selection"))return;const s=[];for(const e of i.getRanges())s.push(o.mapper.toViewRange(e));o.writer.setSelection(s,{backward:i.isBackward})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,o)=>{const i=t.selection;if(!i.isCollapsed)return;if(!o.consumable.consume(i,"selection"))return;const s=o.writer,n=i.getFirstPosition(),r=o.mapper.toViewPosition(n),a=s.breakAttributes(r);s.setSelection(a)}),{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using((e=>{if("$graveyard"==e.rootName)return null;const t=new Me(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t}))}destroy(){this.view.destroy(),this.stopListening()}reconvertMarker(e){const t="string"==typeof e?e:e.name,o=this.model.markers.get(t);if(!o)throw new m.Bb("editingcontroller-reconvertmarker-marker-not-exist",this,{markerName:t});this.model.change((()=>{this.model.markers._refresh(o)}))}reconvertItem(e){this.model.change((()=>{this.model.document.differ._refreshItem(e)}))}}class ss{constructor(){this._consumables=new Map}add(e,t){let o;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):(this._consumables.has(e)?o=this._consumables.get(e):(o=new rs(e),this._consumables.set(e,o)),o.add(t))}test(e,t){const o=this._consumables.get(e);return void 0===o?null:e.is("$text")||e.is("documentFragment")?o:o.test(t)}consume(e,t){return!!this.test(e,t)&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!1):this._consumables.get(e).consume(t),!0)}revert(e,t){const o=this._consumables.get(e);void 0!==o&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):o.revert(t))}static consumablesFromElement(e){const t={element:e,name:!0,attributes:[],classes:[],styles:[]},o=e.getAttributeKeys();for(const e of o)"style"!=e&&"class"!=e&&t.attributes.push(e);const i=e.getClassNames();for(const e of i)t.classes.push(e);const s=e.getStyleNames();for(const e of s)t.styles.push(e);return t}static createFrom(e,t){if(t||(t=new ss),e.is("$text"))return t.add(e),t;e.is("element")&&t.add(e,ss.consumablesFromElement(e)),e.is("documentFragment")&&t.add(e);for(const o of e.getChildren())t=ss.createFrom(o,t);return t}}const ns=["attributes","classes","styles"];class rs{constructor(e){this.element=e,this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){e.name&&(this._canConsumeName=!0);for(const t of ns)t in e&&this._add(t,e[t])}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const t of ns)if(t in e){const o=this._test(t,e[t]);if(!0!==o)return o}return!0}consume(e){e.name&&(this._canConsumeName=!1);for(const t of ns)t in e&&this._consume(t,e[t])}revert(e){e.name&&(this._canConsumeName=!0);for(const t of ns)t in e&&this._revert(t,e[t])}_add(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o){if("attributes"===e&&("class"===t||"style"===t))throw new m.Bb("viewconsumable-invalid-attribute",this);if(i.set(t,!0),"styles"===e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!0)}}_test(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o)if("attributes"!==e||"class"!==t&&"style"!==t){const e=i.get(t);if(void 0===e)return null;if(!e)return!1}else{const e="class"==t?"classes":"styles",o=this._test(e,[...this._consumables[e].keys()]);if(!0!==o)return o}return!0}_consume(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o)if("attributes"!==e||"class"!==t&&"style"!==t){if(i.set(t,!1),"styles"==e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!1)}else{const e="class"==t?"classes":"styles";this._consume(e,[...this._consumables[e].keys()])}}_revert(e,t){const o=(0,C.Z)(t)?t:[t],i=this._consumables[e];for(const t of o)if("attributes"!==e||"class"!==t&&"style"!==t){!1===i.get(t)&&i.set(t,!0)}else{const e="class"==t?"classes":"styles";this._revert(e,[...this._consumables[e].keys()])}}}class as extends((0,m.Re)()){constructor(){super(),this._sourceDefinitions={},this._attributeProperties={},this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",((e,t)=>{t[0]=new cs(t[0])}),{priority:"highest"}),this.on("checkChild",((e,t)=>{t[0]=new cs(t[0]),t[1]=this.getDefinition(t[1])}),{priority:"highest"})}register(e,t){if(this._sourceDefinitions[e])throw new m.Bb("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e])throw new m.Bb("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:"is"in e&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return!!t&&!(!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return!!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return!(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return!!t&&!(!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return!!t&&!(!t.isContent&&!t.isObject)}checkChild(e,t){return!!t&&this._checkContextMatch(t,e)}checkAttribute(e,t){const o=this.getDefinition(e.last);return!!o&&o.allowAttributes.includes(t)}checkMerge(e,t){if(e instanceof zo){const t=e.nodeBefore,o=e.nodeAfter;if(!(t instanceof Vo))throw new m.Bb("schema-check-merge-no-element-before",this);if(!(o instanceof Vo))throw new m.Bb("schema-check-merge-no-element-after",this);return this.checkMerge(t,o)}for(const o of t.getChildren())if(!this.checkChild(e,o))return!1;return!0}addChildCheck(e){this.on("checkChild",((t,[o,i])=>{if(!i)return;const s=e(o,i);"boolean"==typeof s&&(t.stop(),t.return=s)}),{priority:"high"})}addAttributeCheck(e){this.on("checkAttribute",((t,[o,i])=>{const s=e(o,i);"boolean"==typeof s&&(t.stop(),t.return=s)}),{priority:"high"})}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||{}}getLimitElement(e){let t;if(e instanceof zo)t=e.parent;else{t=(e instanceof qo?[e]:Array.from(e.getRanges())).reduce(((e,t)=>{const o=t.getCommonAncestor();return e?e.getCommonAncestor(o,{includeSelf:!0}):o}),null)}for(;!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const o=[...e.getFirstPosition().getAncestors(),new Bo("",e.getAttributes())];return this.checkAttribute(o,t)}{const o=e.getRanges();for(const e of o)for(const o of e)if(this.checkAttribute(o.item,t))return!0}return!1}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges()}(e);for(const o of e)yield*this._getValidRangesForRange(o,t)}getNearestSelectionRange(e,t="both"){if(this.checkChild(e,"$text"))return new qo(e);let o,i;const s=e.getAncestors().reverse().find((e=>this.isLimit(e)))||e.root;"both"!=t&&"backward"!=t||(o=new Io({boundaries:qo._createIn(s),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(i=new Io({boundaries:qo._createIn(s),startPosition:e}));for(const e of function*(e,t){let o=!1;for(;!o;){if(o=!0,e){const t=e.next();t.done||(o=!1,yield{walker:e,value:t.value})}if(t){const e=t.next();e.done||(o=!1,yield{walker:t,value:e.value})}}}(o,i)){const t=e.walker==o?"elementEnd":"elementStart",i=e.value;if(i.type==t&&this.isObject(i.item))return qo._createOn(i.item);if(this.checkChild(i.nextPosition,"$text"))return new qo(i.nextPosition)}return null}findAllowedParent(e,t){let o=e.parent;for(;o;){if(this.checkChild(o,t))return o;if(this.isLimit(o))return null;o=o.parent}return null}setAllowedAttributes(e,t,o){const i=o.model;for(const[s,n]of Object.entries(t))i.schema.checkAttribute(e,s)&&o.setAttribute(s,n,e)}removeDisallowedAttributes(e,t){for(const o of e)if(o.is("$text"))vs(this,o,t);else{const e=qo._createIn(o).getPositions();for(const o of e){vs(this,o.nodeBefore||o.parent,t)}}}getAttributesWithProperty(e,t,o){const i={};for(const[s,n]of e.getAttributes()){const e=this.getAttributeProperties(s);void 0!==e[t]&&(void 0!==o&&o!==e[t]||(i[s]=n))}return i}createContext(e){return new cs(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={},t=this._sourceDefinitions,o=Object.keys(t);for(const i of o)e[i]=ls(t[i],i);for(const t of o)ds(e,t);for(const t of o)hs(e,t);for(const t of o)us(e,t);for(const t of o)ps(e,t),fs(e,t);for(const t of o)gs(e,t),ms(e,t),bs(e,t);this._compiledDefinitions=e}_checkContextMatch(e,t,o=t.length-1){const i=t.getItem(o);if(e.allowIn.includes(i.name)){if(0==o)return!0;{const e=this.getDefinition(i);return this._checkContextMatch(e,t,o-1)}}return!1}*_getValidRangesForRange(e,t){let o=e.start,i=e.start;for(const s of e.getItems({shallow:!0}))s.is("element")&&(yield*this._getValidRangesForRange(qo._createIn(s),t)),this.checkAttribute(s,t)||(o.isEqual(i)||(yield new qo(o,i)),o=zo._createAfter(s)),i=zo._createAfter(s);o.isEqual(i)||(yield new qo(o,i))}}class cs{constructor(e){if(e instanceof cs)return e;let t;t="string"==typeof e?[e]:Array.isArray(e)?e:e.getAncestors({includeSelf:!0}),this._items=t.map(ks)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new cs([e]);return t._items=[...this._items,...t._items],t}getItem(e){return this._items[e]}*getNames(){yield*this._items.map((e=>e.name))}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function ls(e,t){const o={name:t,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],allowChildren:[],inheritTypesFrom:[]};return function(e,t){for(const o of e){const e=Object.keys(o).filter((e=>e.startsWith("is")));for(const i of e)t[i]=!!o[i]}}(e,o),_s(e,o,"allowIn"),_s(e,o,"allowContentOf"),_s(e,o,"allowWhere"),_s(e,o,"allowAttributes"),_s(e,o,"allowAttributesOf"),_s(e,o,"allowChildren"),_s(e,o,"inheritTypesFrom"),function(e,t){for(const o of e){const e=o.inheritAllFrom;e&&(t.allowContentOf.push(e),t.allowWhere.push(e),t.allowAttributesOf.push(e),t.inheritTypesFrom.push(e))}}(e,o),o}function ds(e,t){const o=e[t];for(const i of o.allowChildren){const o=e[i];o&&o.allowIn.push(t)}o.allowChildren.length=0}function hs(e,t){for(const o of e[t].allowContentOf)if(e[o]){ws(e,o).forEach((e=>{e.allowIn.push(t)}))}delete e[t].allowContentOf}function us(e,t){for(const o of e[t].allowWhere){const i=e[o];if(i){const o=i.allowIn;e[t].allowIn.push(...o)}}delete e[t].allowWhere}function ps(e,t){for(const o of e[t].allowAttributesOf){const i=e[o];if(i){const o=i.allowAttributes;e[t].allowAttributes.push(...o)}}delete e[t].allowAttributesOf}function fs(e,t){const o=e[t];for(const t of o.inheritTypesFrom){const i=e[t];if(i){const e=Object.keys(i).filter((e=>e.startsWith("is")));for(const t of e)t in o||(o[t]=i[t])}}delete o.inheritTypesFrom}function gs(e,t){const o=e[t],i=o.allowIn.filter((t=>e[t]));o.allowIn=Array.from(new Set(i))}function ms(e,t){const o=e[t];for(const i of o.allowIn){e[i].allowChildren.push(t)}}function bs(e,t){const o=e[t];o.allowAttributes=Array.from(new Set(o.allowAttributes))}function _s(e,t,o){for(const i of e){const e=i[o];"string"==typeof e?t[o].push(e):Array.isArray(e)&&t[o].push(...e)}}function ws(e,t){const o=e[t];return(i=e,Object.keys(i).map((e=>i[e]))).filter((e=>e.allowIn.includes(o.name)));var i}function ks(e){return"string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute:t=>e.getAttribute(t)}}function vs(e,t,o){for(const i of t.getAttributeKeys())e.checkAttribute(t,i)||o.removeAttribute(i,t)}var ys=Object.defineProperty,xs=Object.defineProperties,Ps=Object.getOwnPropertyDescriptors,Es=Object.getOwnPropertySymbols,Ts=Object.prototype.hasOwnProperty,As=Object.prototype.propertyIsEnumerable,Cs=(e,t,o)=>t in e?ys(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class Ss extends((0,m.ln)()){constructor(e){var t;super(),this._splitParts=new Map,this._cursorParents=new Map,this._modelCursor=null,this._emptyElementsToKeep=new Set,this.conversionApi=(t=((e,t)=>{for(var o in t||(t={}))Ts.call(t,o)&&Cs(e,o,t[o]);if(Es)for(var o of Es(t))As.call(t,o)&&Cs(e,o,t[o]);return e})({},e),xs(t,Ps({consumable:null,writer:null,store:null,convertItem:(e,t)=>this._convertItem(e,t),convertChildren:(e,t)=>this._convertChildren(e,t),safeInsert:(e,t)=>this._safeInsert(e,t),updateConversionResult:(e,t)=>this._updateConversionResult(e,t),splitToAllowedParent:(e,t)=>this._splitToAllowedParent(e,t),getSplitParts:e=>this._getSplitParts(e),keepEmptyElement:e=>this._keepEmptyElement(e)})))}convert(e,t,o=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let o;for(const i of new cs(e)){const e={};for(const t of i.getAttributeKeys())e[t]=i.getAttribute(t);const s=t.createElement(i.name,e);o&&t.insert(s,o),o=zo._createAt(s,0)}return o}(o,t),this.conversionApi.writer=t,this.conversionApi.consumable=ss.createFrom(e),this.conversionApi.store={};const{modelRange:i}=this._convertItem(e,this._modelCursor),s=t.createDocumentFragment();if(i){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren()))t.append(e,s);s.markers=function(e,t){const o=new Set,i=new Map,s=qo._createIn(e).getItems();for(const e of s)e.is("element","$marker")&&o.add(e);for(const e of o){const o=e.getAttribute("data-name"),s=t.createPositionBefore(e);i.has(o)?i.get(o).end=s.clone():i.set(o,new qo(s.clone())),t.remove(e)}return i}(s,t)}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this._emptyElementsToKeep.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,s}_convertItem(e,t){const o={viewItem:e,modelCursor:t,modelRange:null};if(e.is("element")?this.fire(`element:${e.name}`,o,this.conversionApi):e.is("$text")?this.fire("text",o,this.conversionApi):this.fire("documentFragment",o,this.conversionApi),o.modelRange&&!(o.modelRange instanceof qo))throw new m.Bb("view-conversion-dispatcher-incorrect-result",this);return{modelRange:o.modelRange,modelCursor:o.modelCursor}}_convertChildren(e,t){let o=t.is("position")?t:zo._createAt(t,0);const i=new qo(o);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,o);e.modelRange instanceof qo&&(i.end=e.modelRange.end,o=e.modelCursor)}return{modelRange:i,modelCursor:o}}_safeInsert(e,t){const o=this._splitToAllowedParent(e,t);return!!o&&(this.conversionApi.writer.insert(e,o.position),!0)}_updateConversionResult(e,t){const o=this._getSplitParts(e),i=this.conversionApi.writer;t.modelRange||(t.modelRange=i.createRange(i.createPositionBefore(e),i.createPositionAfter(o[o.length-1])));const s=this._cursorParents.get(e);t.modelCursor=s?i.createPositionAt(s,0):t.modelRange.end}_splitToAllowedParent(e,t){const{schema:o,writer:i}=this.conversionApi;let s=o.findAllowedParent(t,e);if(s){if(s===t.parent)return{position:t};this._modelCursor.parent.getAncestors().includes(s)&&(s=null)}if(!s)return Ii(t,e,o)?{position:Ni(t,i)}:null;const n=this.conversionApi.writer.split(t,s),r=[];for(const e of n.range.getWalker())if("elementEnd"==e.type)r.push(e.item);else{const t=r.pop(),o=e.item;this._registerSplitPair(t,o)}const a=n.range.end.parent;return this._cursorParents.set(e,a),{position:n.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const o=this._splitParts.get(e);this._splitParts.set(t,o),o.push(t)}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_keepEmptyElement(e){this._emptyElementsToKeep.add(e)}_removeEmptyElements(){let e=!1;for(const t of this._splitParts.keys())t.isEmpty&&!this._emptyElementsToKeep.has(t)&&(this.conversionApi.writer.remove(t),this._splitParts.delete(t),e=!0);e&&this._removeEmptyElements()}}class Os{getHtml(e){const t=document.implementation.createHTMLDocument("").createElement("div");return t.appendChild(e),t.innerHTML}}class Rs{constructor(e){this.skipComments=!0,this.domParser=new DOMParser,this.domConverter=new It(e,{renderingMode:"data"}),this.htmlWriter=new Os}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e)}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){e.match(/<(?:html|body|head|meta)(?:\s[^>]*)?>/i)||(e=`<body>${e}</body>`);const t=this.domParser.parseFromString(e,"text/html"),o=t.createDocumentFragment(),i=t.body.childNodes;for(;i.length>0;)o.appendChild(i[0]);return o}}var Ms=o("./packages/ckeditor5-utils/src/ckeditorerror.ts");class js extends((0,m.ln)()){constructor(e,t){super(),this.model=e,this.mapper=new Ho,this.downcastDispatcher=new si({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",((e,t,o)=>{if(!o.consumable.consume(t.item,e.name))return;const i=o.writer,s=o.mapper.toViewPosition(t.range.start),n=i.createText(t.item.data);i.insert(s,n)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,o)=>{o.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||o.convertChildren(t.item)}),{priority:"lowest"}),this.upcastDispatcher=new Ss({schema:e.schema}),this.viewDocument=new He(t),this.stylesProcessor=t,this.htmlProcessor=new Rs(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new st(this.viewDocument),this.upcastDispatcher.on("text",((e,t,{schema:o,consumable:i,writer:s})=>{let n=t.modelCursor;if(!i.test(t.viewItem))return;if(!o.checkChild(n,"$text")){if(!Ii(n,"$text",o))return;if(0==t.viewItem.data.trim().length)return;const e=n.nodeBefore;n=Ni(n,s),e&&e.is("element","$marker")&&(s.move(s.createRangeOn(e),n),n=s.createPositionAfter(e))}i.consume(t.viewItem);const r=s.createText(t.viewItem.data);s.insert(r,n),t.modelRange=s.createRange(n,n.getShiftedBy(r.offsetSize)),t.modelCursor=t.modelRange.end}),{priority:"lowest"}),this.upcastDispatcher.on("element",((e,t,o)=>{if(!t.modelRange&&o.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=o.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}}),{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",((e,t,o)=>{if(!t.modelRange&&o.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=o.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}}),{priority:"lowest"}),(0,m.Re)().prototype.decorate.call(this,"init"),(0,m.Re)().prototype.decorate.call(this,"set"),(0,m.Re)().prototype.decorate.call(this,"get"),(0,m.Re)().prototype.decorate.call(this,"toView"),(0,m.Re)().prototype.decorate.call(this,"toModel"),this.on("init",(()=>{this.fire("ready")}),{priority:"lowest"}),this.on("ready",(()=>{this.model.enqueueChange({isUndoable:!1},Vi)}),{priority:"lowest"})}get(e={}){const{rootName:t="main",trim:o="empty"}=e;if(!this._checkIfRootsExists([t]))throw new m.Bb("datacontroller-get-non-existent-root",this);const i=this.model.document.getRoot(t);return i.isAttached()||(0,Ms.KE)("datacontroller-get-detached-root",this),"empty"!==o||this.model.hasContent(i,{ignoreWhitespaces:!0})?this.stringify(i,e):""}stringify(e,t={}){const o=this.toView(e,t);return this.processor.toData(o)}toView(e,t={}){const o=this.viewDocument,i=this._viewWriter;this.mapper.clearBindings();const s=qo._createIn(e),n=new it(o);this.mapper.bindElements(e,n);const r=e.is("documentFragment")?e.markers:function(e){const t=[],o=e.root.document;if(!o)return new Map;const i=qo._createIn(e);for(const e of o.model.markers){const o=e.getRange(),s=o.isCollapsed,n=o.start.isEqual(i.start)||o.end.isEqual(i.end);if(s&&n)t.push([e.name,o]);else{const s=i.getIntersection(o);s&&t.push([e.name,s])}}return t.sort((([e,t],[o,i])=>{if("after"!==t.end.compareWith(i.start))return 1;if("before"!==t.start.compareWith(i.end))return-1;switch(t.start.compareWith(i.start)){case"before":return 1;case"after":return-1;default:switch(t.end.compareWith(i.end)){case"before":return 1;case"after":return-1;default:return o.localeCompare(e)}}})),new Map(t)}(e);return this.downcastDispatcher.convert(s,r,i,t),n}init(e){if(this.model.document.version)throw new m.Bb("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new m.Bb("datacontroller-init-non-existent-root",this);return this.model.enqueueChange({isUndoable:!1},(e=>{for(const o of Object.keys(t)){const i=this.model.document.getRoot(o);e.insert(this.parse(t[o],i),i,0)}})),Promise.resolve()}set(e,t={}){let o={};if("string"==typeof e?o.main=e:o=e,!this._checkIfRootsExists(Object.keys(o)))throw new m.Bb("datacontroller-set-non-existent-root",this);this.model.enqueueChange(t.batchType||{},(e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(o)){const i=this.model.document.getRoot(t);e.remove(e.createRangeIn(i)),e.insert(this.parse(o[t],i),i,0)}}))}parse(e,t="$root"){const o=this.processor.toView(e);return this.toModel(o,t)}toModel(e,t="$root"){return this.model.change((o=>this.upcastDispatcher.convert(e,o,t)))}addStyleProcessorRules(e){e(this.stylesProcessor)}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRoot(t))return!1;return!0}}class Bs{constructor(e,t){this._helpers=new Map,this._downcast=(0,m.qo)(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=(0,m.qo)(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(e,t){const o=this._downcast.includes(t);if(!this._upcast.includes(t)&&!o)throw new m.Bb("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:o})}for(e){if(!this._helpers.has(e))throw new m.Bb("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:o}of Ds(e))this.for("upcast").elementToElement({model:t,view:o,converterPriority:e.converterPriority})}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:o}of Ds(e))this.for("upcast").elementToAttribute({view:o,model:t,converterPriority:e.converterPriority})}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:o}of Ds(e))this.for("upcast").attributeToAttribute({view:o,model:t})}_createConversionHelpers({name:e,dispatchers:t,isDowncast:o}){if(this._helpers.has(e))throw new m.Bb("conversion-group-exists",this);const i=o?new xi(t):new Hi(t);this._helpers.set(e,i)}}function*Ds(e){if(e.model.values)for(const t of e.model.values){const o={key:e.model.key,value:t},i=e.view[t],s=e.upcastAlso?e.upcastAlso[t]:void 0;yield*Vs(o,i,s)}else yield*Vs(e.model,e.view,e.upcastAlso)}function*Vs(e,t,o){if(yield{model:e,view:t},o)for(const t of(0,m.qo)(o))yield{model:e,view:t}}class Is{constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return"Operation"}static fromJSON(e,t){return new this(e.baseVersion)}}function Ns(e,t){const o=Ls(t),i=o.reduce(((e,t)=>e+t.offsetSize),0),s=e.parent;Ws(e);const n=e.index;return s._insertChild(n,o),Zs(s,n+o.length),Zs(s,n),new qo(e,e.getShiftedBy(i))}function zs(e){if(!e.isFlat)throw new m.Bb("operation-utils-remove-range-not-flat",this);const t=e.start.parent;Ws(e.start),Ws(e.end);const o=t._removeChildren(e.start.index,e.end.index-e.start.index);return Zs(t,e.start.index),o}function Fs(e,t){if(!e.isFlat)throw new m.Bb("operation-utils-move-range-not-flat",this);const o=zs(e);return Ns(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),o)}function Ls(e){const t=[];!function e(o){if("string"==typeof o)t.push(new Bo(o));else if(o instanceof Do)t.push(new Bo(o.data,o.getAttributes()));else if(o instanceof Mo)t.push(o);else if((0,m.TW)(o))for(const t of o)e(t)}(e);for(let e=1;e<t.length;e++){const o=t[e],i=t[e-1];o instanceof Bo&&i instanceof Bo&&$s(o,i)&&(t.splice(e-1,2,new Bo(i.data+o.data,i.getAttributes())),e--)}return t}function Zs(e,t){const o=e.getChild(t-1),i=e.getChild(t);if(o&&i&&o.is("$text")&&i.is("$text")&&$s(o,i)){const s=new Bo(o.data+i.data,o.getAttributes());e._removeChildren(t-1,2),e._insertChild(t-1,s)}}function Ws(e){const t=e.textNode,o=e.parent;if(t){const i=e.offset-t.startOffset,s=t.index;o._removeChildren(s,1);const n=new Bo(t.data.substr(0,i),t.getAttributes()),r=new Bo(t.data.substr(i),t.getAttributes());o._insertChild(s,[n,r])}}function $s(e,t){const o=e.getAttributes(),i=t.getAttributes();for(const e of o){if(e[1]!==t.getAttribute(e[0]))return!1;i.next()}return i.next().done}class qs extends Is{constructor(e,t,o,i){super(i),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toNext",this.howMany=t,this.targetPosition=o.clone(),this.targetPosition.stickiness="toNone"}get type(){return"$graveyard"==this.targetPosition.root.rootName?"remove":"$graveyard"==this.sourcePosition.root.rootName?"reinsert":"move"}get affectedSelectable(){return[qo._createFromPositionAndShift(this.sourcePosition,this.howMany),qo._createFromPositionAndShift(this.targetPosition,0)]}clone(){return new qs(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const e=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new qs(this.getMovedRangeStart(),this.howMany,e,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent,o=this.sourcePosition.offset,i=this.targetPosition.offset;if(o+this.howMany>e.maxOffset)throw new m.Bb("move-operation-nodes-do-not-exist",this);if(e===t&&o<i&&i<o+this.howMany)throw new m.Bb("move-operation-range-into-itself",this);if(this.sourcePosition.root==this.targetPosition.root&&"prefix"==(0,m.Rt)(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())){const e=this.sourcePosition.path.length-1;if(this.targetPosition.path[e]>=o&&this.targetPosition.path[e]<o+this.howMany)throw new m.Bb("move-operation-node-into-itself",this)}}_execute(){Fs(qo._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e.targetPosition=this.targetPosition.toJSON(),e}static get className(){return"MoveOperation"}static fromJSON(e,t){const o=zo.fromJSON(e.sourcePosition,t),i=zo.fromJSON(e.targetPosition,t);return new this(o,e.howMany,i,e.baseVersion)}}class Hs extends Is{constructor(e,t,o){super(o),this.position=e.clone(),this.position.stickiness="toNone",this.nodes=new jo(Ls(t)),this.shouldReceiveAttributes=!1}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}get affectedSelectable(){return this.position.clone()}clone(){const e=new jo([...this.nodes].map((e=>e._clone(!0)))),t=new Hs(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new zo(e,[0]);return new qs(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffset<this.position.offset)throw new m.Bb("insert-operation-position-invalid",this)}_execute(){const e=this.nodes;this.nodes=new jo([...e].map((e=>e._clone(!0)))),Ns(this.position,e)}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return"InsertOperation"}static fromJSON(e,t){const o=[];for(const t of e.nodes)t.name?o.push(Vo.fromJSON(t)):o.push(Bo.fromJSON(t));const i=new Hs(zo.fromJSON(e.position,t),o,e.baseVersion);return i.shouldReceiveAttributes=e.shouldReceiveAttributes,i}}class Us extends Is{constructor(e,t,o,i,s){super(s),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=o,this.graveyardPosition=i?i.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new zo(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new qo(this.splitPosition,e)}get affectedSelectable(){const e=[qo._createFromPositionAndShift(this.splitPosition,0),qo._createFromPositionAndShift(this.insertionPosition,0)];return this.graveyardPosition&&e.push(qo._createFromPositionAndShift(this.graveyardPosition,0)),e}clone(){return new Us(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new zo(e,[0]);return new Ks(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset<t)throw new m.Bb("split-operation-position-invalid",this);if(!e.parent)throw new m.Bb("split-operation-split-in-root",this);if(this.howMany!=e.maxOffset-this.splitPosition.offset)throw new m.Bb("split-operation-how-many-invalid",this);if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter)throw new m.Bb("split-operation-graveyard-position-invalid",this)}_execute(){const e=this.splitPosition.parent;if(this.graveyardPosition)Fs(qo._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition);else{const t=e._clone();Ns(this.insertionPosition,t)}Fs(new qo(zo._createAt(e,this.splitPosition.offset),zo._createAt(e,e.maxOffset)),this.moveTargetPosition)}toJSON(){const e=super.toJSON();return e.splitPosition=this.splitPosition.toJSON(),e.insertionPosition=this.insertionPosition.toJSON(),this.graveyardPosition&&(e.graveyardPosition=this.graveyardPosition.toJSON()),e}static get className(){return"SplitOperation"}static getInsertionPosition(e){const t=e.path.slice(0,-1);return t[t.length-1]++,new zo(e.root,t,"toPrevious")}static fromJSON(e,t){const o=zo.fromJSON(e.splitPosition,t),i=zo.fromJSON(e.insertionPosition,t),s=e.graveyardPosition?zo.fromJSON(e.graveyardPosition,t):null;return new this(o,e.howMany,i,s,e.baseVersion)}}class Ks extends Is{constructor(e,t,o,i,s){super(s),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toPrevious",this.howMany=t,this.targetPosition=o.clone(),this.targetPosition.stickiness="toNext",this.graveyardPosition=i.clone()}get type(){return"merge"}get deletionPosition(){return new zo(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const e=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new qo(this.sourcePosition,e)}get affectedSelectable(){const e=this.sourcePosition.parent;return[qo._createOn(e),qo._createFromPositionAndShift(this.targetPosition,0),qo._createFromPositionAndShift(this.graveyardPosition,0)]}clone(){return new Ks(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.targetPosition._getTransformedByMergeOperation(this),t=this.sourcePosition.path.slice(0,-1),o=new zo(this.sourcePosition.root,t)._getTransformedByMergeOperation(this);return new Us(e,this.howMany,o,this.graveyardPosition,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent;if(!e.parent)throw new m.Bb("merge-operation-source-position-invalid",this);if(!t.parent)throw new m.Bb("merge-operation-target-position-invalid",this);if(this.howMany!=e.maxOffset)throw new m.Bb("merge-operation-how-many-invalid",this)}_execute(){const e=this.sourcePosition.parent;Fs(qo._createIn(e),this.targetPosition),Fs(qo._createOn(e),this.graveyardPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=e.sourcePosition.toJSON(),e.targetPosition=e.targetPosition.toJSON(),e.graveyardPosition=e.graveyardPosition.toJSON(),e}static get className(){return"MergeOperation"}static fromJSON(e,t){const o=zo.fromJSON(e.sourcePosition,t),i=zo.fromJSON(e.targetPosition,t),s=zo.fromJSON(e.graveyardPosition,t);return new this(o,e.howMany,i,s,e.baseVersion)}}class Gs extends Is{constructor(e,t,o,i,s,n){super(n),this.name=e,this.oldRange=t?t.clone():null,this.newRange=o?o.clone():null,this.affectsData=s,this._markers=i}get type(){return"marker"}get affectedSelectable(){const e=[];return this.oldRange&&e.push(this.oldRange.clone()),this.newRange&&(this.oldRange?e.push(...this.newRange.getDifference(this.oldRange)):e.push(this.newRange.clone())),e}clone(){return new Gs(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new Gs(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){this.newRange?this._markers._set(this.name,this.newRange,!0,this.affectsData):this._markers._remove(this.name)}toJSON(){const e=super.toJSON();return this.oldRange&&(e.oldRange=this.oldRange.toJSON()),this.newRange&&(e.newRange=this.newRange.toJSON()),delete e._markers,e}static get className(){return"MarkerOperation"}static fromJSON(e,t){return new Gs(e.name,e.oldRange?qo.fromJSON(e.oldRange,t):null,e.newRange?qo.fromJSON(e.newRange,t):null,t.model.markers,e.affectsData,e.baseVersion)}}const Js=function(e,t){return _o(e,t)};class Ys extends Is{constructor(e,t,o,i,s){super(s),this.range=e.clone(),this.key=t,this.oldValue=void 0===o?null:o,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addAttribute":null===this.newValue?"removeAttribute":"changeAttribute"}get affectedSelectable(){return this.range.clone()}clone(){return new Ys(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Ys(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const e=super.toJSON();return e.range=this.range.toJSON(),e}_validate(){if(!this.range.isFlat)throw new m.Bb("attribute-operation-range-not-flat",this);for(const e of this.range.getItems({shallow:!0})){if(null!==this.oldValue&&!Js(e.getAttribute(this.key),this.oldValue))throw new m.Bb("attribute-operation-wrong-old-value",this,{item:e,key:this.key,value:this.oldValue});if(null===this.oldValue&&null!==this.newValue&&e.hasAttribute(this.key))throw new m.Bb("attribute-operation-attribute-exists",this,{node:e,key:this.key})}}_execute(){Js(this.oldValue,this.newValue)||function(e,t,o){Ws(e.start),Ws(e.end);for(const i of e.getItems({shallow:!0})){const e=i.is("$textProxy")?i.textNode:i;null!==o?e._setAttribute(t,o):e._removeAttribute(t),Zs(e.parent,e.index)}Zs(e.end.parent,e.end.index)}(this.range,this.key,this.newValue)}static get className(){return"AttributeOperation"}static fromJSON(e,t){return new Ys(qo.fromJSON(e.range,t),e.key,e.oldValue,e.newValue,e.baseVersion)}}class Xs extends Is{get type(){return"noop"}get affectedSelectable(){return null}clone(){return new Xs(this.baseVersion)}getReversed(){return new Xs(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}class Qs extends Is{constructor(e,t,o,i){super(i),this.position=e,this.position.stickiness="toNext",this.oldName=t,this.newName=o}get type(){return"rename"}get affectedSelectable(){return this.position.nodeAfter}clone(){return new Qs(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new Qs(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const e=this.position.nodeAfter;if(!(e instanceof Vo))throw new m.Bb("rename-operation-wrong-position",this);if(e.name!==this.oldName)throw new m.Bb("rename-operation-wrong-name",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e}static get className(){return"RenameOperation"}static fromJSON(e,t){return new Qs(zo.fromJSON(e.position,t),e.oldName,e.newName,e.baseVersion)}}class en extends Is{constructor(e,t,o,i,s){super(s),this.root=e,this.key=t,this.oldValue=void 0===o?null:o,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}get affectedSelectable(){return this.root}clone(){return new en(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new en(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new m.Bb("rootattribute-operation-not-a-root",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new m.Bb("rootattribute-operation-wrong-old-value",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new m.Bb("rootattribute-operation-attribute-exists",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const e=super.toJSON();return e.root=this.root.toJSON(),e}static get className(){return"RootAttributeOperation"}static fromJSON(e,t){if(!t.getRoot(e.root))throw new m.Bb("rootattribute-operation-fromjson-no-root",this,{rootName:e.root});return new en(t.getRoot(e.root),e.key,e.oldValue,e.newValue,e.baseVersion)}}class tn extends Is{constructor(e,t,o,i,s){if(super(s),this.rootName=e,this.elementName=t,this.isAdd=o,this._document=i,!this._document.getRoot(this.rootName)){this._document.createRoot(this.elementName,this.rootName)._isAttached=!1}}get type(){return this.isAdd?"addRoot":"detachRoot"}get affectedSelectable(){return this._document.getRoot(this.rootName)}clone(){return new tn(this.rootName,this.elementName,this.isAdd,this._document,this.baseVersion)}getReversed(){return new tn(this.rootName,this.elementName,!this.isAdd,this._document,this.baseVersion+1)}_validate(){const e=this._document.getRoot(this.rootName);if(e.isAttached()&&this.isAdd)throw new m.Bb("root-operation-root-attached",this);if(!e.isAttached()&&!this.isAdd)throw new m.Bb("root-operation-root-detached",this)}_execute(){this._document.getRoot(this.rootName)._isAttached=this.isAdd}toJSON(){const e=super.toJSON();return delete e._document,e}static get className(){return"RootOperation"}static fromJSON(e,t){return new tn(e.rootName,e.elementName,e.isAdd,t,e.baseVersion)}}const on={};on[Ys.className]=Ys,on[Hs.className]=Hs,on[Gs.className]=Gs,on[qs.className]=qs,on[Xs.className]=Xs,on[Is.className]=Is,on[Qs.className]=Qs,on[en.className]=en,on[tn.className]=tn,on[Us.className]=Us,on[Ks.className]=Ks;class sn{static fromJSON(e,t){return on[e.__className].fromJSON(e,t)}}const nn=new Map;function rn(e,t,o){let i=nn.get(e);i||(i=new Map,nn.set(e,i)),i.set(t,o)}function an(e){return[e]}function cn(e,t,o={}){const i=function(e,t){const o=nn.get(e);return o&&o.has(t)?o.get(t):an}(e.constructor,t.constructor);try{return i(e=e.clone(),t,o)}catch(e){throw e}}function ln(e,t,o){e=e.slice(),t=t.slice();const i=new dn(o.document,o.useRelations,o.forceWeakRemove);i.setOriginalOperations(e),i.setOriginalOperations(t);const s=i.originalOperations;if(0==e.length||0==t.length)return{operationsA:e,operationsB:t,originalOperations:s};const n=new WeakMap;for(const t of e)n.set(t,0);const r={nextBaseVersionA:e[e.length-1].baseVersion+1,nextBaseVersionB:t[t.length-1].baseVersion+1,originalOperationsACount:e.length,originalOperationsBCount:t.length};let a=0;for(;a<e.length;){const o=e[a],s=n.get(o);if(s==t.length){a++;continue}const r=t[s],c=cn(o,r,i.getContext(o,r,!0)),l=cn(r,o,i.getContext(r,o,!1));i.updateRelation(o,r),i.setOriginalOperations(c,o),i.setOriginalOperations(l,r);for(const e of c)n.set(e,s+l.length);e.splice(a,1,...c),t.splice(s,1,...l)}if(o.padWithNoOps){const o=e.length-r.originalOperationsACount,i=t.length-r.originalOperationsBCount;un(e,i-o),un(t,o-i)}return hn(e,r.nextBaseVersionB),hn(t,r.nextBaseVersionA),{operationsA:e,operationsB:t,originalOperations:s}}class dn{constructor(e,t,o=!1){this.originalOperations=new Map,this._history=e.history,this._useRelations=t,this._forceWeakRemove=!!o,this._relations=new Map}setOriginalOperations(e,t=null){const o=t?this.originalOperations.get(t):null;for(const t of e)this.originalOperations.set(t,o||t)}updateRelation(e,t){if(e instanceof qs)t instanceof Ks?e.targetPosition.isEqual(t.sourcePosition)||t.movedRange.containsPosition(e.targetPosition)?this._setRelation(e,t,"insertAtSource"):e.targetPosition.isEqual(t.deletionPosition)?this._setRelation(e,t,"insertBetween"):e.targetPosition.isAfter(t.sourcePosition)&&this._setRelation(e,t,"moveTargetAfter"):t instanceof qs&&(e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)?this._setRelation(e,t,"insertBefore"):this._setRelation(e,t,"insertAfter"));else if(e instanceof Us){if(t instanceof Ks)e.splitPosition.isBefore(t.sourcePosition)&&this._setRelation(e,t,"splitBefore");else if(t instanceof qs)if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition))this._setRelation(e,t,"splitBefore");else{const o=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&o.containsPosition(e.splitPosition)){const i=o.end.offset-e.splitPosition.offset,s=e.splitPosition.offset-o.start.offset;this._setRelation(e,t,{howMany:i,offset:s})}}}else if(e instanceof Ks)t instanceof Ks?(e.targetPosition.isEqual(t.sourcePosition)||this._setRelation(e,t,"mergeTargetNotMoved"),e.sourcePosition.isEqual(t.targetPosition)&&this._setRelation(e,t,"mergeSourceNotMoved"),e.sourcePosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeSameElement")):t instanceof Us&&e.sourcePosition.isEqual(t.splitPosition)&&this._setRelation(e,t,"splitAtSource");else if(e instanceof Gs){const o=e.newRange;if(!o)return;if(t instanceof qs){const i=qo._createFromPositionAndShift(t.sourcePosition,t.howMany),s=i.containsPosition(o.start)||i.start.isEqual(o.start),n=i.containsPosition(o.end)||i.end.isEqual(o.end);!s&&!n||i.containsRange(o)||this._setRelation(e,t,{side:s?"left":"right",path:s?o.start.path.slice():o.end.path.slice()})}else if(t instanceof Ks){const i=o.start.isEqual(t.targetPosition),s=o.start.isEqual(t.deletionPosition),n=o.end.isEqual(t.deletionPosition),r=o.end.isEqual(t.sourcePosition);(i||s||n||r)&&this._setRelation(e,t,{wasInLeftElement:i,wasStartBeforeMergedElement:s,wasEndBeforeMergedElement:n,wasInRightElement:r})}}}getContext(e,t,o){return{aIsStrong:o,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const o=this.originalOperations.get(t),i=this._history.getUndoneOperation(o);if(!i)return null;const s=this.originalOperations.get(e),n=this._relations.get(s);return n&&n.get(i)||null}_setRelation(e,t,o){const i=this.originalOperations.get(e),s=this.originalOperations.get(t);let n=this._relations.get(i);n||(n=new Map,this._relations.set(i,n)),n.set(s,o)}}function hn(e,t){for(const o of e)o.baseVersion=t++}function un(e,t){for(let o=0;o<t;o++)e.push(new Xs(0))}function pn(e,t,o){const i=e.nodes.getNode(0).getAttribute(t);if(i==o)return null;const s=new qo(e.position,e.position.getShiftedBy(e.howMany));return new Ys(s,t,i,o,0)}function fn(e,t){return null===e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)}function gn(e,t){const o=[];for(let i=0;i<e.length;i++){const s=e[i],n=new qs(s.start,s.end.offset-s.start.offset,t,0);o.push(n);for(let t=i+1;t<e.length;t++)e[t]=e[t]._getTransformedByMove(n.sourcePosition,n.targetPosition,n.howMany)[0];t=t._getTransformedByMove(n.sourcePosition,n.targetPosition,n.howMany)}return o}rn(Ys,Ys,((e,t,o)=>{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const i=e.range.getDifference(t.range).map((t=>new Ys(t,e.key,e.oldValue,e.newValue,0))),s=e.range.getIntersection(t.range);return s&&o.aIsStrong&&i.push(new Ys(s,t.key,t.newValue,e.newValue,0)),0==i.length?[new Xs(0)]:i}return[e]})),rn(Ys,Hs,((e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const o=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes).map((t=>new Ys(t,e.key,e.oldValue,e.newValue,e.baseVersion)));if(t.shouldReceiveAttributes){const i=pn(t,e.key,e.oldValue);i&&o.unshift(i)}return o}return e.range=e.range._getTransformedByInsertion(t.position,t.howMany,!1)[0],[e]})),rn(Ys,Ks,((e,t)=>{const o=[];e.range.start.hasSameParentAs(t.deletionPosition)&&(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition))&&o.push(qo._createFromPositionAndShift(t.graveyardPosition,1));const i=e.range._getTransformedByMergeOperation(t);return i.isCollapsed||o.push(i),o.map((t=>new Ys(t,e.key,e.oldValue,e.newValue,e.baseVersion)))})),rn(Ys,qs,((e,t)=>function(e,t){const o=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);let i=null,s=[];o.containsRange(e,!0)?i=e:e.start.hasSameParentAs(o.start)?(s=e.getDifference(o),i=e.getIntersection(o)):s=[e];const n=[];for(let e of s){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const o=t.getMovedRangeStart(),i=e.start.hasSameParentAs(o),s=e._getTransformedByInsertion(o,t.howMany,i);n.push(...s)}i&&n.push(i._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,!1)[0]);return n}(e.range,t).map((t=>new Ys(t,e.key,e.oldValue,e.newValue,e.baseVersion))))),rn(Ys,Us,((e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const o=e.clone();return o.range=new qo(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,o]}return e.range=e.range._getTransformedBySplitOperation(t),[e]})),rn(Hs,Ys,((e,t)=>{const o=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const i=pn(e,t.key,t.newValue);i&&o.push(i)}return o})),rn(Hs,Hs,((e,t,o)=>(e.position.isEqual(t.position)&&o.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e]))),rn(Hs,qs,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),rn(Hs,Us,((e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e]))),rn(Hs,Ks,((e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e]))),rn(Gs,Hs,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e]))),rn(Gs,Gs,((e,t,o)=>{if(e.name==t.name){if(!o.aIsStrong)return[new Xs(0)];e.oldRange=t.newRange?t.newRange.clone():null}return[e]})),rn(Gs,Ks,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByMergeOperation(t)),e.newRange&&(e.newRange=e.newRange._getTransformedByMergeOperation(t)),[e]))),rn(Gs,qs,((e,t,o)=>{if(e.oldRange&&(e.oldRange=qo._createFromRanges(e.oldRange._getTransformedByMoveOperation(t))),e.newRange){if(o.abRelation){const i=qo._createFromRanges(e.newRange._getTransformedByMoveOperation(t));if("left"==o.abRelation.side&&t.targetPosition.isEqual(e.newRange.start))return e.newRange.end=i.end,e.newRange.start.path=o.abRelation.path,[e];if("right"==o.abRelation.side&&t.targetPosition.isEqual(e.newRange.end))return e.newRange.start=i.start,e.newRange.end.path=o.abRelation.path,[e]}e.newRange=qo._createFromRanges(e.newRange._getTransformedByMoveOperation(t))}return[e]})),rn(Gs,Us,((e,t,o)=>{if(e.oldRange&&(e.oldRange=e.oldRange._getTransformedBySplitOperation(t)),e.newRange){if(o.abRelation){const i=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)&&o.abRelation.wasStartBeforeMergedElement?e.newRange.start=zo._createAt(t.insertionPosition):e.newRange.start.isEqual(t.splitPosition)&&!o.abRelation.wasInLeftElement&&(e.newRange.start=zo._createAt(t.moveTargetPosition)),e.newRange.end.isEqual(t.splitPosition)&&o.abRelation.wasInRightElement?e.newRange.end=zo._createAt(t.moveTargetPosition):e.newRange.end.isEqual(t.splitPosition)&&o.abRelation.wasEndBeforeMergedElement?e.newRange.end=zo._createAt(t.insertionPosition):e.newRange.end=i.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]})),rn(Ks,Hs,((e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e]))),rn(Ks,Ks,((e,t,o)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(o.bWasUndone){const o=t.graveyardPosition.path.slice();return o.push(0),e.sourcePosition=new zo(t.graveyardPosition.root,o),e.howMany=0,[e]}return[new Xs(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!o.bWasUndone&&"splitAtSource"!=o.abRelation){const i="$graveyard"==e.targetPosition.root.rootName,s="$graveyard"==t.targetPosition.root.rootName;if(s&&!i||!(i&&!s)&&o.aIsStrong){const o=t.targetPosition._getTransformedByMergeOperation(t),i=e.targetPosition._getTransformedByMergeOperation(t);return[new qs(o,e.howMany,i,0)]}return[new Xs(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&o.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),rn(Ks,qs,((e,t,o)=>{const i=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);return"remove"==t.type&&!o.bWasUndone&&!o.forceWeakRemove&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.sourcePosition)?[new Xs(0)]:(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])})),rn(Ks,Us,((e,t,o)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){const i=0!=t.howMany,s=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(i||s||"mergeTargetNotMoved"==o.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==o.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==o.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]})),rn(qs,Hs,((e,t)=>{const o=qo._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,!1)[0];return e.sourcePosition=o.start,e.howMany=o.end.offset-o.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]})),rn(qs,qs,((e,t,o)=>{const i=qo._createFromPositionAndShift(e.sourcePosition,e.howMany),s=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);let n,r=o.aIsStrong,a=!o.aIsStrong;if("insertBefore"==o.abRelation||"insertAfter"==o.baRelation?a=!0:"insertAfter"!=o.abRelation&&"insertBefore"!=o.baRelation||(a=!1),n=e.targetPosition.isEqual(t.targetPosition)&&a?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),fn(e,t)&&fn(t,e))return[t.getReversed()];if(i.containsPosition(t.targetPosition)&&i.containsRange(s,!0))return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),gn([i],n);if(s.containsPosition(e.targetPosition)&&s.containsRange(i,!0))return i.start=i.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),i.end=i.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),gn([i],n);const c=(0,m.Rt)(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==c||"extension"==c)return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),gn([i],n);"remove"!=e.type||"remove"==t.type||o.aWasUndone||o.forceWeakRemove?"remove"==e.type||"remove"!=t.type||o.bWasUndone||o.forceWeakRemove||(r=!1):r=!0;const l=[],d=i.getDifference(s);for(const e of d){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const o="same"==(0,m.Rt)(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),i=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,o);l.push(...i)}const h=i.getIntersection(s);return null!==h&&r&&(h.start=h.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),h.end=h.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===l.length?l.push(h):1==l.length?s.start.isBefore(i.start)||s.start.isEqual(i.start)?l.unshift(h):l.push(h):l.splice(1,0,h)),0===l.length?[new Xs(e.baseVersion)]:gn(l,n)})),rn(qs,Us,((e,t,o)=>{let i=e.targetPosition.clone();e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=o.abRelation||(i=e.targetPosition._getTransformedBySplitOperation(t));const s=qo._createFromPositionAndShift(e.sourcePosition,e.howMany);if(s.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.howMany++,e.targetPosition=i,[e];if(s.start.hasSameParentAs(t.splitPosition)&&s.containsPosition(t.splitPosition)){let e=new qo(t.splitPosition,s.end);e=e._getTransformedBySplitOperation(t);return gn([new qo(s.start,t.splitPosition),e],i)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==o.abRelation&&(i=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==o.abRelation&&(i=e.targetPosition);const n=[s._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const i=s.start.isEqual(t.graveyardPosition)||s.containsPosition(t.graveyardPosition);e.howMany>1&&i&&!o.aWasUndone&&n.push(qo._createFromPositionAndShift(t.insertionPosition,1))}return gn(n,i)})),rn(qs,Ks,((e,t,o)=>{const i=qo._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.sourcePosition))if("remove"!=e.type||o.forceWeakRemove){if(1==e.howMany)return o.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new Xs(0)]}else if(!o.aWasUndone){const o=[];let i=t.graveyardPosition.clone(),s=t.targetPosition._getTransformedByMergeOperation(t);e.howMany>1&&(o.push(new qs(e.sourcePosition,e.howMany-1,e.targetPosition,0)),i=i._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1),s=s._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1));const n=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition),r=new qs(i,1,n,0),a=r.getMovedRangeStart().path.slice();a.push(0);const c=new zo(r.targetPosition.root,a);s=s._getTransformedByMove(i,n,1);const l=new qs(s,t.howMany,c,0);return o.push(r),o.push(l),o}const s=qo._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=s.start,e.howMany=s.end.offset-s.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]})),rn(Qs,Hs,((e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e]))),rn(Qs,Ks,((e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e]))),rn(Qs,qs,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),rn(Qs,Qs,((e,t,o)=>{if(e.position.isEqual(t.position)){if(!o.aIsStrong)return[new Xs(0)];e.oldName=t.newName}return[e]})),rn(Qs,Us,((e,t)=>{const o=e.position.path,i=t.splitPosition.getParentPath();if("same"==(0,m.Rt)(o,i)&&!t.graveyardPosition){const t=new Qs(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]})),rn(en,en,((e,t,o)=>{if(e.root===t.root&&e.key===t.key){if(!o.aIsStrong||e.newValue===t.newValue)return[new Xs(0)];e.oldValue=t.newValue}return[e]})),rn(tn,tn,((e,t,o)=>e.rootName!==t.rootName||e.isAdd!==t.isAdd||o.bWasUndone?[e]:[new Xs(0)])),rn(Us,Hs,((e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset<t.position.offset&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByInsertOperation(t),e.insertionPosition=e.insertionPosition._getTransformedByInsertOperation(t),[e]))),rn(Us,Ks,((e,t,o)=>{if(!e.graveyardPosition&&!o.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const o=t.graveyardPosition.path.slice();o.push(0);const i=new zo(t.graveyardPosition.root,o),s=Us.getInsertionPosition(new zo(t.graveyardPosition.root,o)),n=new Us(i,0,s,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),e.graveyardPosition=n.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[n,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),rn(Us,qs,((e,t,o)=>{const i=qo._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const s=i.start.isEqual(e.graveyardPosition)||i.containsPosition(e.graveyardPosition);if(!o.bWasUndone&&s){const o=e.splitPosition._getTransformedByMoveOperation(t),i=e.graveyardPosition._getTransformedByMoveOperation(t),s=i.path.slice();s.push(0);const n=new zo(i.root,s);return[new qs(o,e.howMany,n,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}const s=e.splitPosition.isEqual(t.targetPosition);if(s&&("insertAtSource"==o.baRelation||"splitBefore"==o.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e];if(s&&o.abRelation&&o.abRelation.howMany){const{howMany:t,offset:i}=o.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(i),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const o=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=o,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany),e.splitPosition=t.sourcePosition.clone(),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e]}return t.sourcePosition.isEqual(t.targetPosition)||(e.splitPosition.hasSameParentAs(t.sourcePosition)&&e.splitPosition.offset<=t.sourcePosition.offset&&(e.howMany-=t.howMany),e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany)),e.splitPosition.stickiness="toNone",e.splitPosition=e.splitPosition._getTransformedByMoveOperation(t),e.splitPosition.stickiness="toNext",e.graveyardPosition?e.insertionPosition=e.insertionPosition._getTransformedByMoveOperation(t):e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e]})),rn(Us,Us,((e,t,o)=>{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return[new Xs(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return[new Xs(0)];if("splitBefore"==o.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const i="$graveyard"==e.splitPosition.root.rootName,s="$graveyard"==t.splitPosition.root.rootName;if(s&&!i||!(i&&!s)&&o.aIsStrong){const o=[];return t.howMany&&o.push(new qs(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&o.push(new qs(e.splitPosition,e.howMany,e.moveTargetPosition,0)),o}return[new Xs(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==o.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==o.baRelation){const o=t.insertionPosition.path.slice();o.push(0);const i=new zo(t.insertionPosition.root,o);return[e,new qs(e.insertionPosition,1,i,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset<t.splitPosition.offset&&(e.howMany-=t.howMany),e.splitPosition=e.splitPosition._getTransformedBySplitOperation(t),e.insertionPosition=Us.getInsertionPosition(e.splitPosition),[e]}));class mn extends((0,m.ln)(zo)){constructor(e,t,o="toNone"){if(super(e,t,o),!this.root.is("rootElement"))throw new m.Bb("model-liveposition-root-not-rootelement",e);bn.call(this)}detach(){this.stopListening()}toPosition(){return new zo(this.root,this.path.slice(),this.stickiness)}static fromPosition(e,t){return new this(e.root,e.path.slice(),t||e.stickiness)}}function bn(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&_n.call(this,o)}),{priority:"low"})}function _n(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e)}}mn.prototype.is=function(e){return"livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e};class wn{constructor(e={}){"string"==typeof e&&(e="transparent"===e?{isUndoable:!1}:{},(0,m.KE)("batch-constructor-deprecated-string-type"));const{isUndoable:t=!0,isLocal:o=!0,isUndo:i=!1,isTyping:s=!1}=e;this.operations=[],this.isUndoable=t,this.isLocal=o,this.isUndo=i,this.isTyping=s}get type(){return(0,m.KE)("batch-type-deprecated"),"default"}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.batch=this,this.operations.push(e),e}}var kn=Object.defineProperty,vn=Object.getOwnPropertySymbols,yn=Object.prototype.hasOwnProperty,xn=Object.prototype.propertyIsEnumerable,Pn=(e,t,o)=>t in e?kn(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class En{constructor(e){this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changedRoots=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null,this._refreshedItems=new Set,this._markerCollection=e}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size&&0==this._changedRoots.size}bufferOperation(e){const t=e;switch(t.type){case"insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const e of t.range.getItems({shallow:!0}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),o=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),o||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);break}case"rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=qo._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getData();this.bufferMarkerChange(t.name,e,e)}break}case"split":{const e=t.splitPosition.parent;this._isInInsertedElement(e)||this._markRemove(e,t.splitPosition.offset,t.howMany),this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1);break}case"merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const o=t.graveyardPosition.parent;this._markInsert(o,t.graveyardPosition.offset,1);const i=t.targetPosition.parent;this._isInInsertedElement(i)||this._markInsert(i,t.targetPosition.offset,e.maxOffset);break}case"detachRoot":case"addRoot":this._bufferRootStateChange(t.rootName,t.isAdd);break;case"addRootAttribute":case"removeRootAttribute":case"changeRootAttribute":{const e=t.root.rootName;this._bufferRootAttributeChange(e,t.key,t.oldValue,t.newValue);break}}this._cachedChanges=null}bufferMarkerChange(e,t,o){const i=this._changedMarkers.get(e);i?(i.newMarkerData=o,null==i.oldMarkerData.range&&null==o.range&&this._changedMarkers.delete(e)):this._changedMarkers.set(e,{newMarkerData:o,oldMarkerData:t})}getMarkersToRemove(){const e=[];for(const[t,o]of this._changedMarkers)null!=o.oldMarkerData.range&&e.push({name:t,range:o.oldMarkerData.range});return e}getMarkersToAdd(){const e=[];for(const[t,o]of this._changedMarkers)null!=o.newMarkerData.range&&e.push({name:t,range:o.newMarkerData.range});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map((([e,t])=>({name:e,data:{oldRange:t.oldMarkerData.range,newRange:t.newMarkerData.range}})))}hasDataChanges(){if(this._changesInElement.size>0)return!0;if(this._changedRoots.size>0)return!0;for(const{newMarkerData:e,oldMarkerData:t}of this._changedMarkers.values()){if(e.affectsData!==t.affectsData)return!0;if(e.affectsData){const o=e.range&&!t.range,i=!e.range&&t.range,s=e.range&&t.range&&!e.range.isEqual(t.range);if(o||i||s)return!0}}return!1}getChanges(e={}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const o=this._changesInElement.get(e).sort(((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offset<t.offset?-1:1)),i=this._elementSnapshots.get(e),s=Tn(e.getChildren()),n=An(i.length,o);let r=0,a=0;for(const o of n)if("i"===o)t.push(this._getInsertDiff(e,r,s[r])),r++;else if("r"===o)t.push(this._getRemoveDiff(e,r,i[a])),a++;else if("a"===o){const o=s[r].attributes,n=i[a].attributes;let c;if("$text"==s[r].name)c=new qo(zo._createAt(e,r),zo._createAt(e,r+1));else{const t=e.offsetToIndex(r);c=new qo(zo._createAt(e,r),zo._createAt(e.getChild(t),0))}t.push(...this._getAttributesDiff(c,n,o)),r++,a++}else r++,a++}t.sort(((e,t)=>e.position.root!=t.position.root?e.position.root.rootName<t.position.root.rootName?-1:1:e.position.isEqual(t.position)?e.changeCount-t.changeCount:e.position.isBefore(t.position)?-1:1));for(let e=1,o=0;e<t.length;e++){const i=t[o],s=t[e],n="remove"==i.type&&"remove"==s.type&&"$text"==i.name&&"$text"==s.name&&i.position.isEqual(s.position),r="insert"==i.type&&"insert"==s.type&&"$text"==i.name&&"$text"==s.name&&i.position.parent==s.position.parent&&i.position.offset+i.length==s.position.offset,a="attribute"==i.type&&"attribute"==s.type&&i.position.parent==s.position.parent&&i.range.isFlat&&s.range.isFlat&&i.position.offset+i.length==s.position.offset&&i.attributeKey==s.attributeKey&&i.attributeOldValue==s.attributeOldValue&&i.attributeNewValue==s.attributeNewValue;n||r||a?(i.length++,a&&(i.range.end=i.range.end.getShiftedBy(1)),t[e]=null):o=e}t=t.filter((e=>e));for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t,this._cachedChanges=t.filter(Cn),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice()}getChangedRoots(){return Array.from(this._changedRoots.values()).map((e=>{const t=((e,t)=>{for(var o in t||(t={}))yn.call(t,o)&&Pn(e,o,t[o]);if(vn)for(var o of vn(t))xn.call(t,o)&&Pn(e,o,t[o]);return e})({},e);return void 0!==t.state&&delete t.attributes,t}))}getRefreshedItems(){return new Set(this._refreshedItems)}reset(){this._changesInElement.clear(),this._elementSnapshots.clear(),this._changedMarkers.clear(),this._changedRoots.clear(),this._refreshedItems=new Set,this._cachedChanges=null}_bufferRootStateChange(e,t){if(!this._changedRoots.has(e))return void this._changedRoots.set(e,{name:e,state:t?"attached":"detached"});const o=this._changedRoots.get(e);void 0!==o.state?(delete o.state,void 0===o.attributes&&this._changedRoots.delete(e)):o.state=t?"attached":"detached"}_bufferRootAttributeChange(e,t,o,i){const s=this._changedRoots.get(e)||{name:e},n=s.attributes||{};if(n[t]){const e=n[t];i===e.oldValue?delete n[t]:e.newValue=i}else n[t]={oldValue:o,newValue:i};0===Object.entries(n).length?(delete s.attributes,void 0===s.state&&this._changedRoots.delete(e)):(s.attributes=n,this._changedRoots.set(e,s))}_refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize),this._refreshedItems.add(e);const t=qo._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getData();this.bufferMarkerChange(e.name,t,t)}this._cachedChanges=null}_markInsert(e,t,o){const i={type:"insert",offset:t,howMany:o,count:this._changeCount++};this._markChange(e,i)}_markRemove(e,t,o){const i={type:"remove",offset:t,howMany:o,count:this._changeCount++};this._markChange(e,i),this._removeAllNestedChanges(e,t,o)}_markAttribute(e){const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshot(e);const o=this._getChangesForElement(e);this._handleChange(t,o),o.push(t);for(let e=0;e<o.length;e++)o[e].howMany<1&&(o.splice(e,1),e--)}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshot(e){this._elementSnapshots.has(e)||this._elementSnapshots.set(e,Tn(e.getChildren()))}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const o of t){const i=e.offset+e.howMany,s=o.offset+o.howMany;if("insert"==e.type&&("insert"==o.type&&(e.offset<=o.offset?o.offset+=e.howMany:e.offset<s&&(o.howMany+=e.nodesToHandle,e.nodesToHandle=0)),"remove"==o.type&&e.offset<o.offset&&(o.offset+=e.howMany),"attribute"==o.type))if(e.offset<=o.offset)o.offset+=e.howMany;else if(e.offset<s){const s=o.howMany;o.howMany=e.offset-o.offset,t.unshift({type:"attribute",offset:i,howMany:s-o.howMany,count:this._changeCount++})}if("remove"==e.type){if("insert"==o.type)if(i<=o.offset)o.offset-=e.howMany;else if(i<=s)if(e.offset<o.offset){const t=i-o.offset;o.offset=e.offset,o.howMany-=t,e.nodesToHandle-=t}else o.howMany-=e.nodesToHandle,e.nodesToHandle=0;else if(e.offset<=o.offset)e.nodesToHandle-=o.howMany,o.howMany=0;else if(e.offset<s){const t=s-e.offset;o.howMany-=t,e.nodesToHandle-=t}if("remove"==o.type&&(i<=o.offset?o.offset-=e.howMany:e.offset<o.offset&&(e.nodesToHandle+=o.howMany,o.howMany=0)),"attribute"==o.type)if(i<=o.offset)o.offset-=e.howMany;else if(e.offset<o.offset){const t=i-o.offset;o.offset=e.offset,o.howMany-=t}else if(e.offset<s)if(i<=s){const i=o.howMany;o.howMany=e.offset-o.offset;const s=i-o.howMany-e.nodesToHandle;t.unshift({type:"attribute",offset:e.offset,howMany:s,count:this._changeCount++})}else o.howMany-=s-e.offset}if("attribute"==e.type){if("insert"==o.type)if(e.offset<o.offset&&i>o.offset){if(i>s){const e={type:"attribute",offset:s,howMany:i-s,count:this._changeCount++};this._handleChange(e,t),t.push(e)}e.nodesToHandle=o.offset-e.offset,e.howMany=e.nodesToHandle}else e.offset>=o.offset&&e.offset<s&&(i>s?(e.nodesToHandle=i-s,e.offset=s):e.nodesToHandle=0);if("remove"==o.type&&e.offset<o.offset&&i>o.offset){const s={type:"attribute",offset:o.offset,howMany:i-o.offset,count:this._changeCount++};this._handleChange(s,t),t.push(s),e.nodesToHandle=o.offset-e.offset,e.howMany=e.nodesToHandle}"attribute"==o.type&&(e.offset>=o.offset&&i<=s?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=o.offset&&i>=s&&(o.howMany=0))}}e.howMany=e.nodesToHandle,delete e.nodesToHandle}_getInsertDiff(e,t,o){return{type:"insert",position:zo._createAt(e,t),name:o.name,attributes:new Map(o.attributes),length:1,changeCount:this._changeCount++}}_getRemoveDiff(e,t,o){return{type:"remove",position:zo._createAt(e,t),name:o.name,attributes:new Map(o.attributes),length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,o){const i=[];o=new Map(o);for(const[s,n]of t){const t=o.has(s)?o.get(s):null;t!==n&&i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:s,attributeOldValue:n,attributeNewValue:t,changeCount:this._changeCount++}),o.delete(s)}for(const[t,s]of o)i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:s,changeCount:this._changeCount++});return i}_isInInsertedElement(e){const t=e.parent;if(!t)return!1;const o=this._changesInElement.get(t),i=e.startOffset;if(o)for(const e of o)if("insert"==e.type&&i>=e.offset&&i<e.offset+e.howMany)return!0;return this._isInInsertedElement(t)}_removeAllNestedChanges(e,t,o){const i=new qo(zo._createAt(e,t),zo._createAt(e,t+o));for(const e of i.getItems({shallow:!0}))e.is("element")&&(this._elementSnapshots.delete(e),this._changesInElement.delete(e),this._removeAllNestedChanges(e,0,e.maxOffset))}}function Tn(e){const t=[];for(const o of e)if(o.is("$text"))for(let e=0;e<o.data.length;e++)t.push({name:"$text",attributes:new Map(o.getAttributes())});else t.push({name:o.name,attributes:new Map(o.getAttributes())});return t}function An(e,t){const o=[];let i=0,s=0;for(const e of t){if(e.offset>i){for(let t=0;t<e.offset-i;t++)o.push("e");s+=e.offset-i}if("insert"==e.type){for(let t=0;t<e.howMany;t++)o.push("i");i=e.offset+e.howMany}else if("remove"==e.type){for(let t=0;t<e.howMany;t++)o.push("r");i=e.offset,s+=e.howMany}else o.push(..."a".repeat(e.howMany).split("")),i=e.offset+e.howMany,s+=e.howMany}if(s<e)for(let t=0;t<e-s-i;t++)o.push("e");return o}function Cn(e){const t="position"in e&&"$graveyard"==e.position.root.rootName,o="range"in e&&"$graveyard"==e.range.root.rootName;return!t&&!o}class Sn{constructor(){this._operations=[],this._undoPairs=new Map,this._undoneOperations=new Set,this._baseVersionToOperationIndex=new Map,this._version=0,this._gaps=new Map}get version(){return this._version}set version(e){this._operations.length&&e>this._version+1&&this._gaps.set(this._version,e),this._version=e}get lastOperation(){return this._operations[this._operations.length-1]}addOperation(e){if(e.baseVersion!==this.version)throw new m.Bb("model-document-history-addoperation-incorrect-version",this,{operation:e,historyVersion:this.version});this._operations.push(e),this._version++,this._baseVersionToOperationIndex.set(e.baseVersion,this._operations.length-1)}getOperations(e,t=this.version){if(!this._operations.length)return[];const o=this._operations[0];void 0===e&&(e=o.baseVersion);let i=t-1;for(const[t,o]of this._gaps)e>t&&e<o&&(e=o),i>t&&i<o&&(i=t-1);if(i<o.baseVersion||e>this.lastOperation.baseVersion)return[];let s=this._baseVersionToOperationIndex.get(e);void 0===s&&(s=0);let n=this._baseVersionToOperationIndex.get(i);return void 0===n&&(n=this._operations.length-1),this._operations.slice(s,n+1)}getOperation(e){const t=this._baseVersionToOperationIndex.get(e);if(void 0!==t)return this._operations[t]}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}reset(){this._version=0,this._undoPairs=new Map,this._operations=[],this._undoneOperations=new Set,this._gaps=new Map,this._baseVersionToOperationIndex=new Map}}class On extends Vo{constructor(e,t,o="main"){super(t),this._isAttached=!0,this._document=e,this.rootName=o}get document(){return this._document}isAttached(){return this._isAttached}toJSON(){return this.rootName}}On.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e};var Rn=Object.defineProperty,Mn=Object.defineProperties,jn=Object.getOwnPropertyDescriptors,Bn=Object.getOwnPropertySymbols,Dn=Object.prototype.hasOwnProperty,Vn=Object.prototype.propertyIsEnumerable,In=(e,t,o)=>t in e?Rn(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o,Nn=(e,t)=>{for(var o in t||(t={}))Dn.call(t,o)&&In(e,o,t[o]);if(Bn)for(var o of Bn(t))Vn.call(t,o)&&In(e,o,t[o]);return e},zn=(e,t)=>Mn(e,jn(t));const Fn="$graveyard";class Ln extends((0,m.ln)()){constructor(e){super(),this.model=e,this.history=new Sn,this.selection=new _i(this),this.roots=new m.FE({idProperty:"rootName"}),this.differ=new En(e.markers),this.isReadOnly=!1,this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root",Fn),this.listenTo(e,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&this.differ.bufferOperation(o)}),{priority:"high"}),this.listenTo(e,"applyOperation",((e,t)=>{const o=t[0];o.isDocumentOperation&&this.history.addOperation(o)}),{priority:"low"}),this.listenTo(this.selection,"change",(()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0})),this.listenTo(e.markers,"update",((e,t,o,i,s)=>{const n=zn(Nn({},t.getData()),{range:i});this.differ.bufferMarkerChange(t.name,s,n),null===o&&t.on("change",((e,o)=>{const i=t.getData();this.differ.bufferMarkerChange(t.name,zn(Nn({},i),{range:o}),i)}))})),this.registerPostFixer((e=>{let t=!1;for(const o of this.roots)o.isAttached()||o.isEmpty||(e.remove(e.createRangeIn(o)),t=!0);for(const o of this.model.markers)o.getRange().root.isAttached()||(e.removeMarker(o),t=!0);return t}))}get version(){return this.history.version}set version(e){this.history.version=e}get graveyard(){return this.getRoot(Fn)}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new m.Bb("model-document-createroot-name-exists",this,{name:t});const o=new On(this,e,t);return this.roots.add(o),o}destroy(){this.selection.destroy(),this.stopListening()}getRoot(e="main"){return this.roots.get(e)}getRootNames(e=!1){return Array.from(this.roots).filter((t=>t.rootName!=Fn&&(e||t.isAttached()))).map((e=>e.rootName))}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=w(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const e of this.roots)if(e!==this.graveyard)return e;return this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,o=t.schema,i=t.createPositionFromPath(e,[0]);return o.getNearestSelectionRange(i)||t.createRange(i)}_validateSelectionRange(e){return Zn(e.start)&&Zn(e.end)}_callPostFixers(e){let t=!1;do{for(const o of this._postFixers)if(this.selection.refresh(),t=o(e),t)break}while(t)}}function Zn(e){const t=e.textNode;if(t){const o=t.data,i=e.offset-t.startOffset;return!(0,m.to)(o,i)&&!(0,m.pp)(o,i)}return!0}var Wn=Object.defineProperty,$n=Object.defineProperties,qn=Object.getOwnPropertyDescriptors,Hn=Object.getOwnPropertySymbols,Un=Object.prototype.hasOwnProperty,Kn=Object.prototype.propertyIsEnumerable,Gn=(e,t,o)=>t in e?Wn(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class Jn extends((0,m.ln)()){constructor(){super(...arguments),this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){const t=e instanceof Yn?e.name:e;return this._markers.has(t)}get(e){return this._markers.get(e)||null}_set(e,t,o=!1,i=!1){const s=e instanceof Yn?e.name:e;if(s.includes(","))throw new m.Bb("markercollection-incorrect-marker-name",this);const n=this._markers.get(s);if(n){const e=n.getData(),r=n.getRange();let a=!1;return r.isEqual(t)||(n._attachLiveRange(fi.fromRange(t)),a=!0),o!=n.managedUsingOperations&&(n._managedUsingOperations=o,a=!0),"boolean"==typeof i&&i!=n.affectsData&&(n._affectsData=i,a=!0),a&&this.fire(`update:${s}`,n,r,t,e),n}const r=fi.fromRange(t),a=new Yn(s,r,o,i);var c;return this._markers.set(s,a),this.fire(`update:${s}`,a,null,t,(c=((e,t)=>{for(var o in t||(t={}))Un.call(t,o)&&Gn(e,o,t[o]);if(Hn)for(var o of Hn(t))Kn.call(t,o)&&Gn(e,o,t[o]);return e})({},a.getData()),$n(c,qn({range:null})))),a}_remove(e){const t=e instanceof Yn?e.name:e,o=this._markers.get(t);return!!o&&(this._markers.delete(t),this.fire(`update:${t}`,o,o.getRange(),null,o.getData()),this._destroyMarker(o),!0)}_refresh(e){const t=e instanceof Yn?e.name:e,o=this._markers.get(t);if(!o)throw new m.Bb("markercollection-refresh-marker-not-exists",this);const i=o.getRange();this.fire(`update:${t}`,o,i,i,o.getData())}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t)}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t)}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t)}_destroyMarker(e){e.stopListening(),e._detachLiveRange()}}class Yn extends((0,m.ln)(Ro)){constructor(e,t,o,i){super(),this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=o,this._affectsData=i}get managedUsingOperations(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._affectsData}getData(){return{range:this.getRange(),affectsData:this.affectsData,managedUsingOperations:this.managedUsingOperations}}getStart(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new m.Bb("marker-destroyed",this);return this._liveRange.toRange()}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}Yn.prototype.is=function(e){return"marker"===e||"model:marker"===e};class Xn extends Is{constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t}get type(){return"detach"}get affectedSelectable(){return null}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new m.Bb("detach-operation-on-document-node",this)}_execute(){zs(qo._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class Qn extends Ro{constructor(e){super(),this.markers=new Map,this._children=new jo,e&&this._insertChild(0,e)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get nextSibling(){return null}get previousSibling(){return null}get root(){return this}get parent(){return null}get document(){return null}isAttached(){return!1}getAncestors(){return[]}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const o of e)t=t.getChild(t.offsetToIndex(o));return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const o of e)o.name?t.push(Vo.fromJSON(o)):t.push(Bo.fromJSON(o));return new Qn(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const o=function(e){if("string"==typeof e)return[new Bo(e)];(0,m.TW)(e)||(e=[e]);return Array.from(e).map((e=>"string"==typeof e?new Bo(e):e instanceof Do?new Bo(e.data,e.getAttributes()):e))}(t);for(const e of o)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,o)}_removeChildren(e,t=1){const o=this._children._removeNodes(e,t);for(const e of o)e.parent=null;return o}}Qn.prototype.is=function(e){return"documentFragment"===e||"model:documentFragment"===e};class er{constructor(e,t){this.model=e,this.batch=t}createText(e,t){return new Bo(e,t)}createElement(e,t){return new Vo(e,t)}createDocumentFragment(){return new Qn}cloneElement(e,t=!0){return e._clone(t)}insert(e,t,o=0){if(this._assertWriterUsedCorrectly(),e instanceof Bo&&""==e.data)return;const i=zo._createAt(t,o);if(e.parent){if(nr(e.root,i.root))return void this.move(qo._createOn(e),i);if(e.root.document)throw new m.Bb("model-writer-insert-forbidden-move",this);this.remove(e)}const s=i.root.document?i.root.document.version:null,n=new Hs(i,e,s);if(e instanceof Bo&&(n.shouldReceiveAttributes=!0),this.batch.addOperation(n),this.model.applyOperation(n),e instanceof Qn)for(const[t,o]of e.markers){const e=zo._createAt(o.root,0),s={range:new qo(o.start._getCombined(e,i),o.end._getCombined(e,i)),usingOperation:!0,affectsData:!0};this.model.markers.has(t)?this.updateMarker(t,s):this.addMarker(t,s)}}insertText(e,t,o,i){t instanceof Qn||t instanceof Vo||t instanceof zo?this.insert(this.createText(e),t,o):this.insert(this.createText(e,t),o,i)}insertElement(e,t,o,i){t instanceof Qn||t instanceof Vo||t instanceof zo?this.insert(this.createElement(e),t,o):this.insert(this.createElement(e,t),o,i)}append(e,t){this.insert(e,t,"end")}appendText(e,t,o){t instanceof Qn||t instanceof Vo?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),o,"end")}appendElement(e,t,o){t instanceof Qn||t instanceof Vo?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),o,"end")}setAttribute(e,t,o){if(this._assertWriterUsedCorrectly(),o instanceof qo){const i=o.getMinimalFlatRanges();for(const o of i)tr(this,e,t,o)}else or(this,e,t,o)}setAttributes(e,t){for(const[o,i]of(0,m.qL)(e))this.setAttribute(o,i,t)}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof qo){const o=t.getMinimalFlatRanges();for(const t of o)tr(this,e,null,t)}else or(this,e,null,t)}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e)};if(e instanceof qo)for(const o of e.getItems())t(o);else t(e)}move(e,t,o){if(this._assertWriterUsedCorrectly(),!(e instanceof qo))throw new m.Bb("writer-move-invalid-range",this);if(!e.isFlat)throw new m.Bb("writer-move-range-not-flat",this);const i=zo._createAt(t,o);if(i.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!nr(e.root,i.root))throw new m.Bb("writer-move-different-document",this);const s=e.root.document?e.root.document.version:null,n=new qs(e.start,e.end.offset-e.start.offset,i,s);this.batch.addOperation(n),this.model.applyOperation(n)}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof qo?e:qo._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),sr(e.start,e.end.offset-e.start.offset,this.batch,this.model)}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,o=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof Vo))throw new m.Bb("writer-merge-no-element-before",this);if(!(o instanceof Vo))throw new m.Bb("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e)}createPositionFromPath(e,t,o){return this.model.createPositionFromPath(e,t,o)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(...e){return this.model.createSelection(...e)}_mergeDetached(e){const t=e.nodeBefore,o=e.nodeAfter;this.move(qo._createIn(o),zo._createAt(t,"end")),this.remove(o)}_merge(e){const t=zo._createAt(e.nodeBefore,"end"),o=zo._createAt(e.nodeAfter,0),i=e.root.document.graveyard,s=new zo(i,[0]),n=e.root.document.version,r=new Ks(o,e.nodeAfter.maxOffset,t,s,n);this.batch.addOperation(r),this.model.applyOperation(r)}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof Vo))throw new m.Bb("writer-rename-not-element-instance",this);const o=e.root.document?e.root.document.version:null,i=new Qs(zo._createBefore(e),e.name,t,o);this.batch.addOperation(i),this.model.applyOperation(i)}split(e,t){this._assertWriterUsedCorrectly();let o,i,s=e.parent;if(!s.parent)throw new m.Bb("writer-split-element-no-parent",this);if(t||(t=s.parent),!e.parent.getAncestors({includeSelf:!0}).includes(t))throw new m.Bb("writer-split-invalid-limit-element",this);do{const t=s.root.document?s.root.document.version:null,n=s.maxOffset-e.offset,r=Us.getInsertionPosition(e),a=new Us(e,n,r,null,t);this.batch.addOperation(a),this.model.applyOperation(a),o||i||(o=s,i=e.parent.nextSibling),s=(e=this.createPositionAfter(e.parent)).parent}while(s!==t);return{position:e,range:new qo(zo._createAt(o,"end"),zo._createAt(i,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new m.Bb("writer-wrap-range-not-flat",this);const o=t instanceof Vo?t:new Vo(t);if(o.childCount>0)throw new m.Bb("writer-wrap-element-not-empty",this);if(null!==o.parent)throw new m.Bb("writer-wrap-element-attached",this);this.insert(o,e.start);const i=new qo(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(i,zo._createAt(o,0))}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new m.Bb("writer-unwrap-element-no-parent",this);this.move(qo._createIn(e),this.createPositionAfter(e)),this.remove(e)}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new m.Bb("writer-addmarker-no-usingoperation",this);const o=t.usingOperation,i=t.range,s=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new m.Bb("writer-addmarker-marker-exists",this);if(!i)throw new m.Bb("writer-addmarker-no-range",this);return o?(ir(this,e,null,i,s),this.model.markers.get(e)):this.model.markers._set(e,i,o,s)}updateMarker(e,t){this._assertWriterUsedCorrectly();const o="string"==typeof e?e:e.name,i=this.model.markers.get(o);if(!i)throw new m.Bb("writer-updatemarker-marker-not-exists",this);if(!t)return(0,m.KE)("writer-updatemarker-reconvert-using-editingcontroller",{markerName:o}),void this.model.markers._refresh(i);const s="boolean"==typeof t.usingOperation,n="boolean"==typeof t.affectsData,r=n?t.affectsData:i.affectsData;if(!s&&!t.range&&!n)throw new m.Bb("writer-updatemarker-wrong-options",this);const a=i.getRange(),c=t.range?t.range:a;s&&t.usingOperation!==i.managedUsingOperations?t.usingOperation?ir(this,o,null,c,r):(ir(this,o,a,null,r),this.model.markers._set(o,c,void 0,r)):i.managedUsingOperations?ir(this,o,a,c,r):this.model.markers._set(o,c,void 0,r)}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new m.Bb("writer-removemarker-no-marker",this);const o=this.model.markers.get(t);if(!o.managedUsingOperations)return void this.model.markers._remove(t);ir(this,t,o.getRange(),null,o.affectsData)}addRoot(e,t="$root"){this._assertWriterUsedCorrectly();const o=this.model.document.getRoot(e);if(o&&o.isAttached())throw new m.Bb("writer-addroot-root-exists",this);const i=this.model.document,s=new tn(e,t,!0,i,i.version);return this.batch.addOperation(s),this.model.applyOperation(s),this.model.document.getRoot(e)}detachRoot(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?this.model.document.getRoot(e):e;if(!t||!t.isAttached())throw new m.Bb("writer-detachroot-no-root",this);for(const e of this.model.markers)e.getRange().root===t&&this.removeMarker(e);for(const e of t.getAttributeKeys())this.removeAttribute(e,t);this.remove(this.createRangeIn(t));const o=this.model.document,i=new tn(t.rootName,t.name,!1,o,o.version);this.batch.addOperation(i),this.model.applyOperation(i)}setSelection(...e){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(...e)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,o]of(0,m.qL)(e))this._setSelectionAttribute(t,o)}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const o=this.model.document.selection;if(o.isCollapsed&&o.anchor.parent.isEmpty){const i=_i._getStoreAttributeKey(e);this.setAttribute(i,t,o.anchor.parent)}o._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const o=_i._getStoreAttributeKey(e);this.removeAttribute(o,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new m.Bb("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const o of this.model.markers){if(!o.managedUsingOperations)continue;const i=o.getRange();let s=!1;if("move"===e){const e=t;s=e.containsPosition(i.start)||e.start.isEqual(i.start)||e.containsPosition(i.end)||e.end.isEqual(i.end)}else{const e=t,o=e.nodeBefore,n=e.nodeAfter,r=i.start.parent==o&&i.start.isAtEnd,a=i.end.parent==n&&0==i.end.offset,c=i.end.nodeAfter==n,l=i.start.nodeAfter==n;s=r||a||c||l}s&&this.updateMarker(o.name,{range:i})}}}function tr(e,t,o,i){const s=e.model,n=s.document;let r,a,c,l=i.start;for(const e of i.getWalker({shallow:!0}))c=e.item.getAttribute(t),r&&a!=c&&(a!=o&&d(),l=r),r=e.nextPosition,a=c;function d(){const i=new qo(l,r),c=i.root.document?n.version:null,d=new Ys(i,t,a,o,c);e.batch.addOperation(d),s.applyOperation(d)}r instanceof zo&&r!=l&&a!=o&&d()}function or(e,t,o,i){const s=e.model,n=s.document,r=i.getAttribute(t);let a,c;if(r!=o){if(i.root===i){const e=i.document?n.version:null;c=new en(i,t,r,o,e)}else{a=new qo(zo._createBefore(i),e.createPositionAfter(i));const s=a.root.document?n.version:null;c=new Ys(a,t,r,o,s)}e.batch.addOperation(c),s.applyOperation(c)}}function ir(e,t,o,i,s){const n=e.model,r=n.document,a=new Gs(t,o,i,n.markers,!!s,r.version);e.batch.addOperation(a),n.applyOperation(a)}function sr(e,t,o,i){let s;if(e.root.document){const o=i.document,n=new zo(o.graveyard,[0]);s=new qs(e,t,n,o.version)}else s=new Xn(e,t);o.addOperation(s),i.applyOperation(s)}function nr(e,t){return e===t||e instanceof On&&t instanceof On}function rr(e,t,o={}){if(t.isCollapsed)return;const i=t.getFirstRange();if("$graveyard"==i.root.rootName)return;const s=e.schema;e.change((e=>{if(!o.doNotResetEntireContent&&function(e,t){const o=e.getLimitElement(t);if(!t.containsEntireContent(o))return!1;const i=t.getFirstRange();if(i.start.parent==i.end.parent)return!1;return e.checkChild(o,"paragraph")}(s,t))return void function(e,t){const o=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(o)),dr(e,e.createPositionAt(o,0),t)}(e,t);const n={};if(!o.doNotAutoparagraph){const e=t.getSelectedElement();e&&Object.assign(n,s.getAttributesWithProperty(e,"copyOnReplace",!0))}const[r,a]=function(e){const t=e.root.document.model,o=e.start;let i=e.end;if(t.hasContent(e,{ignoreMarkers:!0})){const o=function(e){const t=e.parent,o=t.root.document.model.schema,i=t.getAncestors({parentFirst:!0,includeSelf:!0});for(const e of i){if(o.isLimit(e))return null;if(o.isBlock(e))return e}}(i);if(o&&i.isTouching(t.createPositionAt(o,0))){const o=t.createSelection(e);t.modifySelection(o,{direction:"backward"});const s=o.getLastPosition(),n=t.createRange(s,i);t.hasContent(n,{ignoreMarkers:!0})||(i=s)}}return[mn.fromPosition(o,"toPrevious"),mn.fromPosition(i,"toNext")]}(i);r.isTouching(a)||e.remove(e.createRange(r,a)),o.leaveUnmerged||(!function(e,t,o){const i=e.model;if(!lr(e.model.schema,t,o))return;const[s,n]=function(e,t){const o=e.getAncestors(),i=t.getAncestors();let s=0;for(;o[s]&&o[s]==i[s];)s++;return[o[s],i[s]]}(t,o);if(!s||!n)return;!i.hasContent(s,{ignoreMarkers:!0})&&i.hasContent(n,{ignoreMarkers:!0})?cr(e,t,o,s.parent):ar(e,t,o,s.parent)}(e,r,a),s.removeDisallowedAttributes(r.parent.getChildren(),e)),hr(e,t,r),!o.doNotAutoparagraph&&function(e,t){const o=e.checkChild(t,"$text"),i=e.checkChild(t,"paragraph");return!o&&i}(s,r)&&dr(e,r,t,n),r.detach(),a.detach()}))}function ar(e,t,o,i){const s=t.parent,n=o.parent;if(s!=i&&n!=i){for(t=e.createPositionAfter(s),(o=e.createPositionBefore(n)).isEqual(t)||e.insert(n,t),e.merge(t);o.parent.isEmpty;){const t=o.parent;o=e.createPositionBefore(t),e.remove(t)}lr(e.model.schema,t,o)&&ar(e,t,o,i)}}function cr(e,t,o,i){const s=t.parent,n=o.parent;if(s!=i&&n!=i){for(t=e.createPositionAfter(s),(o=e.createPositionBefore(n)).isEqual(t)||e.insert(s,o);t.parent.isEmpty;){const o=t.parent;t=e.createPositionBefore(o),e.remove(o)}o=e.createPositionBefore(n),function(e,t){const o=t.nodeBefore,i=t.nodeAfter;o.name!=i.name&&e.rename(o,i.name);e.clearAttributes(o),e.setAttributes(Object.fromEntries(i.getAttributes()),o),e.merge(t)}(e,o),lr(e.model.schema,t,o)&&cr(e,t,o,i)}}function lr(e,t,o){const i=t.parent,s=o.parent;return i!=s&&(!e.isLimit(i)&&!e.isLimit(s)&&function(e,t,o){const i=new qo(e,t);for(const e of i.getWalker())if(o.isLimit(e.item))return!1;return!0}(t,o,e))}function dr(e,t,o,i={}){const s=e.createElement("paragraph");e.model.schema.setAllowedAttributes(s,i,e),e.insert(s,t),hr(e,o,e.createPositionAt(s,0))}function hr(e,t,o){t instanceof _i?e.setSelection(o):t.setTo(o)}function ur(e,t){const o=[];Array.from(e.getItems({direction:"backward"})).map((e=>t.createRangeOn(e))).filter((t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end)))).forEach((e=>{o.push(e.start.parent),t.remove(e)})),o.forEach((e=>{let o=e;for(;o.parent&&o.isEmpty;){const e=t.createRangeOn(o);o=o.parent,t.remove(e)}}))}class pr{constructor(e,t,o){this._firstNode=null,this._lastNode=null,this._lastAutoParagraph=null,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null,this._nodeToSelect=null,this.model=e,this.writer=t,this.position=o,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0)}handleNodes(e){for(const t of Array.from(e))this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[]}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),o=this.writer.createPositionAfter(e);if(o.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new m.Bb("insertcontent-invalid-insertion-position",this);this.position=o,this._setAffectedBoundaries(this.position)}}getSelectionRange(){return this._nodeToSelect?qo._createOn(this._nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new qo(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach()}_handleNode(e){if(this.schema.isObject(e))return void this._handleObject(e);let t=this._checkAndAutoParagraphToAllowedPosition(e);t||(t=this._checkAndSplitToAllowedPosition(e),t)?(this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this._handleDisallowedNode(e)}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=mn.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach()}_handleObject(e){this._checkAndSplitToAllowedPosition(e)?this._appendToFragment(e):this._tryAutoparagraphing(e)}_handleDisallowedNode(e){e.is("element")?this.handleNodes(e.getChildren()):this._tryAutoparagraphing(e)}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new m.Bb("insertcontent-wrong-position",this,{node:e,position:this.position});this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this._nodeToSelect=e:this._nodeToSelect=null,this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=mn.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=mn.fromPosition(e,"toNext"))}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof Vo))return;if(!this._canMergeLeft(e))return;const t=mn._createBefore(e);t.stickiness="toNext";const o=mn.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=mn._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=mn._createAt(t.nodeBefore,"end","toNext")),this.position=o.toPosition(),o.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof Vo))return;if(!this._canMergeRight(e))return;const t=mn._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new m.Bb("insertcontent-invalid-insertion-position",this);this.position=zo._createAt(t.nodeBefore,"end");const o=mn.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=mn._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=mn._createAt(t.nodeBefore,0,"toPrevious")),this.position=o.toPosition(),o.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_canMergeLeft(e){const t=e.previousSibling;return t instanceof Vo&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof Vo&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_tryAutoparagraphing(e){const t=this.writer.createElement("paragraph");this._getAllowedIn(this.position.parent,t)&&this.schema.checkChild(t,e)&&(t._appendChild(e),this._handleNode(t))}_checkAndAutoParagraphToAllowedPosition(e){if(this.schema.checkChild(this.position.parent,e))return!0;if(!this.schema.checkChild(this.position.parent,"paragraph")||!this.schema.checkChild("paragraph",e))return!1;this._insertPartialFragment();const t=this.writer.createElement("paragraph");return this.writer.insert(t,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=t,this.position=this.writer.createPositionAt(t,0),!0}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return!1;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e)}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter)}return!0}_getAllowedIn(e,t){return this.schema.checkChild(e,t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}function fr(e,t,o="auto"){const i=e.getSelectedElement();if(i&&t.schema.isObject(i)&&!t.schema.isInline(i))return"before"==o||"after"==o?t.createRange(t.createPositionAt(i,o)):t.createRangeOn(i);const s=(0,m.Ps)(e.getSelectedBlocks());if(!s)return t.createRange(e.focus);if(s.isEmpty)return t.createRange(t.createPositionAt(s,0));const n=t.createPositionAfter(s);return e.focus.isTouching(n)?t.createRange(n):t.createRange(t.createPositionBefore(s))}function gr(e,t,o,i={}){if(!e.schema.isObject(t))throw new m.Bb("insertobject-element-not-an-object",e,{object:t});const s=o||e.document.selection;let n=s;i.findOptimalPosition&&e.schema.isBlock(t)&&(n=e.createSelection(fr(s,e,i.findOptimalPosition)));const r=(0,m.Ps)(s.getSelectedBlocks()),a={};return r&&Object.assign(a,e.schema.getAttributesWithProperty(r,"copyOnReplace",!0)),e.change((o=>{n.isCollapsed||e.deleteContent(n,{doNotAutoparagraph:!0});let s=t;const r=n.anchor.parent;!e.schema.checkChild(r,t)&&e.schema.checkChild(r,"paragraph")&&e.schema.checkChild("paragraph",t)&&(s=o.createElement("paragraph"),o.insert(t,s)),e.schema.setAllowedAttributes(s,a,o);const c=e.insertContent(s,n);return c.isCollapsed||i.setSelection&&function(e,t,o,i){const s=e.model;if("on"==o)return void e.setSelection(t,"on");if("after"!=o)throw new m.Bb("insertobject-invalid-place-parameter-value",s);let n=t.nextSibling;if(s.schema.isInline(t))return void e.setSelection(t,"after");const r=n&&s.schema.checkChild(n,"$text");!r&&s.schema.checkChild(t.parent,"paragraph")&&(n=e.createElement("paragraph"),s.schema.setAllowedAttributes(n,i,e),s.insertContent(n,e.createPositionAfter(t)));n&&e.setSelection(n,0)}(o,t,i.setSelection,a),c}))}const mr=' ,.?!:;"-()';function br(e,t){const{isForward:o,walker:i,unit:s,schema:n,treatEmojiAsSingleUnit:r}=e,{type:a,item:c,nextPosition:l}=t;if("text"==a)return"word"===e.unit?function(e,t){let o=e.position.textNode;o||(o=t?e.position.nodeAfter:e.position.nodeBefore);for(;o&&o.is("$text");){const i=e.position.offset-o.startOffset;if(kr(o,i,t))o=t?e.position.nodeAfter:e.position.nodeBefore;else{if(wr(o.data,i,t))break;e.next()}}return e.position}(i,o):function(e,t,o){const i=e.position.textNode;if(i){const s=i.data;let n=e.position.offset-i.startOffset;for(;(0,m.to)(s,n)||"character"==t&&(0,m.pp)(s,n)||o&&(0,m.YK)(s,n);)e.next(),n=e.position.offset-i.startOffset}return e.position}(i,s,r);if(a==(o?"elementStart":"elementEnd")){if(n.isSelectable(c))return zo._createAt(c,o?"after":"before");if(n.checkChild(l,"$text"))return l}else{if(n.isLimit(c))return void i.skip((()=>!0));if(n.checkChild(l,"$text"))return l}}function _r(e,t){const o=e.root,i=zo._createAt(o,t?"end":0);return t?new qo(e,i):new qo(i,e)}function wr(e,t,o){const i=t+(o?0:-1);return mr.includes(e.charAt(i))}function kr(e,t,o){return t===(o?e.offsetSize:0)}class vr extends((0,m.Re)()){constructor(){super(),this.markers=new Jn,this.document=new Ln(this),this.schema=new as,this._pendingChanges=[],this._currentWriter=null,["deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach((e=>this.decorate(e))),this.on("applyOperation",((e,t)=>{t[0]._validate()}),{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$container",{allowIn:["$root","$container"]}),this.schema.register("$block",{allowIn:["$root","$container"],isBlock:!0}),this.schema.register("$blockObject",{allowWhere:"$block",isBlock:!0,isObject:!0}),this.schema.register("$inlineObject",{allowWhere:"$text",allowAttributesOf:"$text",isInline:!0,isObject:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0,isContent:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$marker"),this.schema.addChildCheck(((e,t)=>{if("$marker"===t.name)return!0})),Qi(this),this.document.registerPostFixer(Vi),this.on("insertContent",((e,[t,o])=>{e.return=function(e,t,o){return 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extends((0,s.Re)()){constructor(e,t){super(),this.model=e,this.testCallback=t,this._hasMatch=!1,this.set("isEnabled",!0),this.on("change:isEnabled",(()=>{this.isEnabled?this._startListening():(this.stopListening(e.document.selection),this.stopListening(e.document))})),this._startListening()}get hasMatch(){return this._hasMatch}_startListening(){const e=this.model.document;this.listenTo(e.selection,"change:range",((t,{directChange:o})=>{o&&(e.selection.isCollapsed?this._evaluateTextBeforeSelection("selection"):this.hasMatch&&(this.fire("unmatched"),this._hasMatch=!1))})),this.listenTo(e,"change:data",((e,t)=>{!t.isUndo&&t.isLocal&&this._evaluateTextBeforeSelection("data",{batch:t})}))}_evaluateTextBeforeSelection(e,t={}){const o=this.model,i=o.document.selection,s=o.createRange(o.createPositionAt(i.focus.parent,0),i.focus),{text:n,range:r}=v(s,o),a=this.testCallback(n);if(!a&&this.hasMatch&&this.fire("unmatched"),this._hasMatch=!!a,a){const 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Xo=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-ui/theme/components/panel/stickypanel.css"),Qo={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};h()(Xo.Z,Qo);Xo.Z.locals;const ei=(0,c.nn)("px");class ti extends f{constructor(e){super(e);const t=this.bindTemplate;this.set("isActive",!1),this.set("isSticky",!1),this.set("limiterElement",null),this.set("limiterBottomOffset",50),this.set("viewportTopOffset",0),this.set("_marginLeft",null),this.set("_isStickyToTheLimiter",!1),this.set("_hasViewportTopOffset",!1),this.content=this.createCollection(),this._contentPanelPlaceholder=new b({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:t.to("isSticky",(e=>e?"block":"none")),height:t.to("isSticky",(e=>e?ei(this._panelRect.height):null))}}}).render(),this._contentPanel=new 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t;this.limiterElement?(t=this._limiterRect=this.limiterElement.getBoundingClientRect(),this.isSticky=this.isActive&&t.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<t.height):this.isSticky=!1,this.isSticky?(this._isStickyToTheLimiter=t.bottom<e.height+this.limiterBottomOffset+this.viewportTopOffset,this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset,this._marginLeft=this._isStickyToTheLimiter?null:ei(-c.global.window.scrollX)):(this._isStickyToTheLimiter=!1,this._hasViewportTopOffset=!1,this._marginLeft=null)}}const oi=(0,c.nn)("px");class ii extends Me.Sy{constructor(e){super(e),this._resizeObserver=null,this._balloonConfig=Re(e.config.get("balloonToolbar")),this.toolbarView=this._createToolbarView(),this.focusTracker=new 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e=this.editor,t=e.editing.view,o=t.document;this.editor.editing.downcastDispatcher.on("selection",((t,o,i)=>{const s=i.writer,n=o.selection;if(n.isCollapsed)return;const r=n.getSelectedElement();if(!r)return;const a=e.editing.mapper.toViewElement(r);m(a)&&i.consumable.consume(n,"selection")&&s.setSelection(s.createRangeOn(a),{fake:!0,label:y(a)})})),this.editor.editing.downcastDispatcher.on("selection",((e,t,o)=>{this._clearPreviouslySelectedWidgets(o.writer);const i=o.writer,s=i.document.selection;let n=null;for(const e of s.getRanges())for(const t of e){const 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void((a&&s.isObject(a)||c&&s.isObject(c))&&(i.change((e=>{e.setSelection(l?r:o)})),t.preventDefault(),e.stop()))}if(!n.isCollapsed)return;const h=this._getObjectElementNextToSelection(l);if(h&&s.isObject(h)){if(s.isInline(h)&&d)return;this._setSelectionOverElement(h),t.preventDefault(),e.stop()}}_preventDefaultOnArrowKeyPress(e,t){const o=this.editor.model,i=o.schema,s=o.document.selection.getSelectedElement();s&&i.isObject(s)&&(t.preventDefault(),e.stop())}_handleDelete(e){const t=this.editor.model.document.selection;if(!this.editor.model.canEditAt(t))return;if(!t.isCollapsed)return;const o=this._getObjectElementNextToSelection(e);return o?(this.editor.model.change((e=>{let i=t.anchor.parent;for(;i.isEmpty;){const t=i;i=t.parent,e.remove(t)}this._setSelectionOverElement(o)})),!0):void 0}_setSelectionOverElement(e){this.editor.model.change((t=>{t.setSelection(t.createRangeOn(e))}))}_getObjectElementNextToSelection(e){const t=this.editor.model,o=t.schema,i=t.document.selection,s=t.createSelection(i);if(t.modifySelection(s,{direction:e?"forward":"backward"}),s.isEqual(i))return null;const n=e?s.focus.nodeBefore:s.focus.nodeAfter;return n&&o.isObject(n)?n:null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected)e.removeClass(g,t);this._previouslySelected.clear()}}function $(e,t){return!!t&&Array.from(e.getAncestors()).includes(t)}class q extends i.Sy{constructor(){super(...arguments),this._toolbarDefinitions=new Map}static get requires(){return[a.WB]}static get pluginName(){return"WidgetToolbarRepository"}init(){const e=this.editor;if(e.plugins.has("BalloonToolbar")){const t=e.plugins.get("BalloonToolbar");this.listenTo(t,"show",(t=>{(function(e){const t=e.getSelectedElement();return!(!t||!m(t))})(e.editing.view.document.selection)&&t.stop()}),{priority:"high"})}this._balloon=this.editor.plugins.get("ContextualBalloon"),this.on("change:isEnabled",(()=>{this._updateToolbarsVisibility()})),this.listenTo(e.ui,"update",(()=>{this._updateToolbarsVisibility()})),this.listenTo(e.ui.focusTracker,"change:isFocused",(()=>{this._updateToolbarsVisibility()}),{priority:"low"})}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values())e.view.destroy()}register(e,{ariaLabel:t,items:o,getRelatedElement:i,balloonClassName:s="ck-toolbar-container"}){if(!o.length)return void(0,r.KE)("widget-toolbar-no-items",{toolbarId:e});const n=this.editor,c=n.t,l=new a.jB(n.locale);if(l.ariaLabel=t||c("Widget toolbar"),this._toolbarDefinitions.has(e))throw new r.Bb("widget-toolbar-duplicated",this,{toolbarId:e});const d={view:l,getRelatedElement:i,balloonClassName:s,itemsConfig:o,initialized:!1};n.ui.addToolbar(l,{isContextual:!0,beforeFocus:()=>{const e=i(n.editing.view.document.selection);e&&this._showToolbar(d,e)},afterBlur:()=>{this._hideToolbar(d)}}),this._toolbarDefinitions.set(e,d)}_updateToolbarsVisibility(){let e=0,t=null,o=null;for(const i of this._toolbarDefinitions.values()){const s=i.getRelatedElement(this.editor.editing.view.document.selection);if(this.isEnabled&&s)if(this.editor.ui.focusTracker.isFocused){const n=s.getAncestors().length;n>e&&(e=n,t=s,o=i)}else this._isToolbarVisible(i)&&this._hideToolbar(i);else this._isToolbarInBalloon(i)&&this._hideToolbar(i)}o&&this._showToolbar(o,t)}_hideToolbar(e){this._balloon.remove(e.view),this.stopListening(this._balloon,"change:visibleView")}_showToolbar(e,t){this._isToolbarVisible(e)?H(this.editor,t):this._isToolbarInBalloon(e)||(e.initialized||(e.initialized=!0,e.view.fillFromConfig(e.itemsConfig,this.editor.ui.componentFactory)),this._balloon.add({view:e.view,position:U(this.editor,t),balloonClassName:e.balloonClassName}),this.listenTo(this._balloon,"change:visibleView",(()=>{for(const e of this._toolbarDefinitions.values())if(this._isToolbarVisible(e)){const t=e.getRelatedElement(this.editor.editing.view.document.selection);H(this.editor,t)}})))}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function H(e,t){const o=e.plugins.get("ContextualBalloon"),i=U(e,t);o.updatePosition(i)}function U(e,t){const o=e.editing.view,i=a.no.defaultPositions;return{target:o.domConverter.mapViewToDom(t),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,i.viewportStickyNorth]}}class K extends((0,r.Re)()){constructor(e){super(),this.set("activeHandlePosition",null),this.set("proposedWidthPercents",null),this.set("proposedWidth",null),this.set("proposedHeight",null),this.set("proposedHandleHostWidth",null),this.set("proposedHandleHostHeight",null),this._options=e,this._referenceCoordinates=null}get originalWidth(){return this._originalWidth}get originalHeight(){return this._originalHeight}get originalWidthPercents(){return this._originalWidthPercents}get aspectRatio(){return this._aspectRatio}begin(e,t,o){const i=new r.UL(t);this.activeHandlePosition=function(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const o of t)if(e.classList.contains(G(o)))return o}(e),this._referenceCoordinates=function(e,t){const o=new r.UL(e),i=t.split("-"),s={x:"right"==i[1]?o.right:o.left,y:"bottom"==i[0]?o.bottom:o.top};return s.x+=e.ownerDocument.defaultView.scrollX,s.y+=e.ownerDocument.defaultView.scrollY,s}(t,function(e){const t=e.split("-"),o={top:"bottom",bottom:"top",left:"right",right:"left"};return`${o[t[0]]}-${o[t[1]]}`}(this.activeHandlePosition)),this._originalWidth=i.width,this._originalHeight=i.height,this._aspectRatio=i.width/i.height;const s=o.style.width;s&&s.match(/^\d+(\.\d*)?%$/)?this._originalWidthPercents=parseFloat(s):this._originalWidthPercents=function(e,t){const o=e.parentElement;let i=parseFloat(o.ownerDocument.defaultView.getComputedStyle(o).width);const s=5;let n=0,r=o;for(;isNaN(i);){if(r=r.parentElement,++n>s)return 0;i=parseFloat(o.ownerDocument.defaultView.getComputedStyle(r).width)}return t.width/i*100}(o,i)}update(e){this.proposedWidth=e.width,this.proposedHeight=e.height,this.proposedWidthPercents=e.widthPercents,this.proposedHandleHostWidth=e.handleHostWidth,this.proposedHandleHostHeight=e.handleHostHeight}}function G(e){return`ck-widget__resizer__handle-${e}`}class J extends a.G7{constructor(){super();const 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extends((0,r.Re)()){constructor(e){super(),this._viewResizerWrapper=null,this._options=e,this.set("isEnabled",!0),this.set("isSelected",!1),this.bind("isVisible").to(this,"isEnabled",this,"isSelected",((e,t)=>e&&t)),this.decorate("begin"),this.decorate("cancel"),this.decorate("commit"),this.decorate("updateSize"),this.on("commit",(e=>{this.state.proposedWidth||this.state.proposedWidthPercents||(this._cleanup(),e.stop())}),{priority:"high"})}get state(){return this._state}show(){this._options.editor.editing.view.change((e=>{e.removeClass("ck-hidden",this._viewResizerWrapper)}))}hide(){this._options.editor.editing.view.change((e=>{e.addClass("ck-hidden",this._viewResizerWrapper)}))}attach(){const e=this,t=this._options.viewElement;this._options.editor.editing.view.change((o=>{const i=o.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},(function(t){const o=this.toDomElement(t);return e._appendHandles(o),e._appendSizeUI(o),o}));o.insert(o.createPositionAt(t,"end"),i),o.addClass("ck-widget_with-resizer",t),this._viewResizerWrapper=i,this.isVisible||this.hide()})),this.on("change:isVisible",(()=>{this.isVisible?(this.show(),this.redraw()):this.hide()}))}begin(e){this._state=new K(this._options),this._sizeView._bindToState(this._options,this.state),this._initialViewWidth=this._options.viewElement.getStyle("width"),this.state.begin(e,this._getHandleHost(),this._getResizeHost())}updateSize(e){const t=this._proposeNewSize(e);this._options.editor.editing.view.change((e=>{const o=this._options.unit||"%",i=("%"===o?t.widthPercents:t.width)+o;e.setStyle("width",i,this._options.viewElement)}));const o=this._getHandleHost(),i=new r.UL(o),s=Math.round(i.width),n=Math.round(i.height),a=new r.UL(o);var c;t.width=Math.round(a.width),t.height=Math.round(a.height),this.redraw(i),this.state.update((c=((e,t)=>{for(var o in t||(t={}))te.call(t,o)&&ie(e,o,t[o]);if(ee)for(var o of ee(t))oe.call(t,o)&&ie(e,o,t[o]);return e})({},t),X(c,Q({handleHostWidth:s,handleHostHeight:n}))))}commit(){const e=this._options.unit||"%",t=("%"===e?this.state.proposedWidthPercents:this.state.proposedWidth)+e;this._options.editor.editing.view.change((()=>{this._cleanup(),this._options.onCommit(t)}))}cancel(){this._cleanup()}destroy(){this.cancel()}redraw(e){const t=this._domResizerWrapper;if(!((o=t)&&o.ownerDocument&&o.ownerDocument.contains(o)))return;var o;const i=t.parentElement,s=this._getHandleHost(),n=this._viewResizerWrapper,a=[n.getStyle("width"),n.getStyle("height"),n.getStyle("left"),n.getStyle("top")];let c;if(i.isSameNode(s)){const t=e||new r.UL(s);c=[t.width+"px",t.height+"px",void 0,void 0]}else c=[s.offsetWidth+"px",s.offsetHeight+"px",s.offsetLeft+"px",s.offsetTop+"px"];"same"!==(0,r.Rt)(a,c)&&this._options.editor.editing.view.change((e=>{e.setStyle({width:c[0],height:c[1],left:c[2],top:c[3]},n)}))}containsHandle(e){return this._domResizerWrapper.contains(e)}static isResizeHandle(e){return e.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeView._dismiss();this._options.editor.editing.view.change((e=>{e.setStyle("width",this._initialViewWidth,this._options.viewElement)}))}_proposeNewSize(e){const t=this.state,o={x:(i=e).pageX,y:i.pageY};var i;const s=!this._options.isCentered||this._options.isCentered(this),n={x:t._referenceCoordinates.x-(o.x+t.originalWidth),y:o.y-t.originalHeight-t._referenceCoordinates.y};s&&t.activeHandlePosition.endsWith("-right")&&(n.x=o.x-(t._referenceCoordinates.x+t.originalWidth)),s&&(n.x*=2);let r=Math.abs(t.originalWidth+n.x),a=Math.abs(t.originalHeight+n.y);return"width"==(r/t.aspectRatio>a?"width":"height")?a=r/t.aspectRatio:r=a*t.aspectRatio,{width:Math.round(r),height:Math.round(a),widthPercents:Math.min(Math.round(t.originalWidthPercents/t.originalWidth*r*100)/100,100)}}_getResizeHost(){const e=this._domResizerWrapper.parentElement;return this._options.getResizeHost(e)}_getHandleHost(){const e=this._domResizerWrapper.parentElement;return this._options.getHandleHost(e)}get _domResizerWrapper(){return this._options.editor.editing.view.domConverter.mapViewToDom(this._viewResizerWrapper)}_appendHandles(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)e.appendChild(new a.YS({tag:"div",attributes:{class:"ck-widget__resizer__handle "+(o=i,`ck-widget__resizer__handle-${o}`)}}).render());var o}_appendSizeUI(e){this._sizeView=new J,this._sizeView.render(),e.appendChild(this._sizeView.element)}}var ne=o("./node_modules/lodash-es/throttle.js"),re=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-widget/theme/widgetresize.css"),ae={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};R()(re.Z,ae);re.Z.locals;class ce extends i.Sy{constructor(){super(...arguments),this._resizers=new Map}static get pluginName(){return"WidgetResize"}init(){const e=this.editor.editing,t=r.global.window.document;this.set("selectedResizer",null),this.set("_activeResizer",null),e.view.addObserver(s.dM),this._observer=new((0,r.Xu)()),this.listenTo(e.view.document,"mousedown",this._mouseDownListener.bind(this),{priority:"high"}),this._observer.listenTo(t,"mousemove",this._mouseMoveListener.bind(this)),this._observer.listenTo(t,"mouseup",this._mouseUpListener.bind(this)),this._redrawSelectedResizerThrottled=(0,ne.Z)((()=>this.redrawSelectedResizer()),200),this.editor.ui.on("update",this._redrawSelectedResizerThrottled),this.editor.model.document.on("change",(()=>{for(const[e,t]of this._resizers)e.isAttached()||(this._resizers.delete(e),t.destroy())}),{priority:"lowest"}),this._observer.listenTo(r.global.window,"resize",this._redrawSelectedResizerThrottled);const o=this.editor.editing.view.document.selection;o.on("change",(()=>{const e=o.getSelectedElement(),t=this.getResizerByViewElement(e)||null;t?this.select(t):this.deselect()}))}redrawSelectedResizer(){this.selectedResizer&&this.selectedResizer.isVisible&&this.selectedResizer.redraw()}destroy(){super.destroy(),this._observer.stopListening();for(const e of this._resizers.values())e.destroy();this._redrawSelectedResizerThrottled.cancel()}select(e){this.deselect(),this.selectedResizer=e,this.selectedResizer.isSelected=!0}deselect(){this.selectedResizer&&(this.selectedResizer.isSelected=!1),this.selectedResizer=null}attachTo(e){const t=new se(e),o=this.editor.plugins;if(t.attach(),o.has("WidgetToolbarRepository")){const e=o.get("WidgetToolbarRepository");t.on("begin",(()=>{e.forceDisabled("resize")}),{priority:"lowest"}),t.on("cancel",(()=>{e.clearForceDisabled("resize")}),{priority:"highest"}),t.on("commit",(()=>{e.clearForceDisabled("resize")}),{priority:"highest"})}this._resizers.set(e.viewElement,t);const i=this.editor.editing.view.document.selection.getSelectedElement();return this.getResizerByViewElement(i)==t&&this.select(t),t}getResizerByViewElement(e){return this._resizers.get(e)}_getResizerByHandle(e){for(const t of this._resizers.values())if(t.containsHandle(e))return t}_mouseDownListener(e,t){const o=t.domTarget;se.isResizeHandle(o)&&(this._activeResizer=this._getResizerByHandle(o)||null,this._activeResizer&&(this._activeResizer.begin(o),e.stop(),t.preventDefault()))}_mouseMoveListener(e,t){this._activeResizer&&this._activeResizer.updateSize(t)}_mouseUpListener(){this._activeResizer&&(this._activeResizer.commit(),this._activeResizer=null)}}},"./node_modules/style-loader/dist/runtime/injectStylesIntoStyleTag.js":(e,t,o)=>{"use strict";var i,s=function(){return void 0===i&&(i=Boolean(window&&document&&document.all&&!window.atob)),i},n=function(){var e={};return function(t){if(void 0===e[t]){var o=document.querySelector(t);if(window.HTMLIFrameElement&&o instanceof window.HTMLIFrameElement)try{o=o.contentDocument.head}catch(e){o=null}e[t]=o}return e[t]}}(),r=[];function a(e){for(var t=-1,o=0;o<r.length;o++)if(r[o].identifier===e){t=o;break}return t}function c(e,t){for(var o={},i=[],s=0;s<e.length;s++){var n=e[s],c=t.base?n[0]+t.base:n[0],l=o[c]||0,d="".concat(c," ").concat(l);o[c]=l+1;var h=a(d),u={css:n[1],media:n[2],sourceMap:n[3]};-1!==h?(r[h].references++,r[h].updater(u)):r.push({identifier:d,updater:m(u,t),references:1}),i.push(d)}return i}function l(e){var t=document.createElement("style"),i=e.attributes||{};if(void 0===i.nonce){var s=o.nc;s&&(i.nonce=s)}if(Object.keys(i).forEach((function(e){t.setAttribute(e,i[e])})),"function"==typeof e.insert)e.insert(t);else{var r=n(e.insert||"head");if(!r)throw new Error("Couldn't find a style target. This probably means that the value for the 'insert' parameter is invalid.");r.appendChild(t)}return t}var d,h=(d=[],function(e,t){return d[e]=t,d.filter(Boolean).join("\n")});function u(e,t,o,i){var s=o?"":i.media?"@media ".concat(i.media," {").concat(i.css,"}"):i.css;if(e.styleSheet)e.styleSheet.cssText=h(t,s);else{var n=document.createTextNode(s),r=e.childNodes;r[t]&&e.removeChild(r[t]),r.length?e.insertBefore(n,r[t]):e.appendChild(n)}}function p(e,t,o){var i=o.css,s=o.media,n=o.sourceMap;if(s?e.setAttribute("media",s):e.removeAttribute("media"),n&&"undefined"!=typeof btoa&&(i+="\n/*# sourceMappingURL=data:application/json;base64,".concat(btoa(unescape(encodeURIComponent(JSON.stringify(n))))," */")),e.styleSheet)e.styleSheet.cssText=i;else{for(;e.firstChild;)e.removeChild(e.firstChild);e.appendChild(document.createTextNode(i))}}var f=null,g=0;function m(e,t){var o,i,s;if(t.singleton){var n=g++;o=f||(f=l(t)),i=u.bind(null,o,n,!1),s=u.bind(null,o,n,!0)}else o=l(t),i=p.bind(null,o,t),s=function(){!function(e){if(null===e.parentNode)return!1;e.parentNode.removeChild(e)}(o)};return i(e),function(t){if(t){if(t.css===e.css&&t.media===e.media&&t.sourceMap===e.sourceMap)return;i(e=t)}else s()}}e.exports=function(e,t){(t=t||{}).singleton||"boolean"==typeof t.singleton||(t.singleton=s());var o=c(e=e||[],t);return function(e){if(e=e||[],"[object Array]"===Object.prototype.toString.call(e)){for(var i=0;i<o.length;i++){var s=a(o[i]);r[s].references--}for(var n=c(e,t),l=0;l<o.length;l++){var d=a(o[l]);0===r[d].references&&(r[d].updater(),r.splice(d,1))}o=n}}}},"./src/clipboard.js":(e,t,o)=>{"use strict";o.r(t),o.d(t,{Clipboard:()=>v,ClipboardPipeline:()=>l,DragDrop:()=>m,DragDropBlockToolbar:()=>L,DragDropExperimental:()=>R,DragDropTarget:()=>E,PastePlainText:()=>k});var i=o("./packages/ckeditor5-core/src/index.ts"),s=o("./packages/ckeditor5-utils/src/index.ts"),n=o("./packages/ckeditor5-engine/src/index.ts");class r extends n.qZ{constructor(e){super(e),this.domEventType=["paste","copy","cut","drop","dragover","dragstart","dragend","dragenter","dragleave"];const t=this.document;function o(e){return(o,i)=>{i.preventDefault();const n=i.dropRange?[i.dropRange]:null,r=new s.M3(t,e);t.fire(r,{dataTransfer:i.dataTransfer,method:o.name,targetRanges:n,target:i.target,domEvent:i.domEvent}),r.stop.called&&i.stopPropagation()}}this.listenTo(t,"paste",o("clipboardInput"),{priority:"low"}),this.listenTo(t,"drop",o("clipboardInput"),{priority:"low"}),this.listenTo(t,"dragover",o("dragging"),{priority:"low"})}onDomEvent(e){const t="clipboardData"in e?e.clipboardData:e.dataTransfer,o="drop"==e.type||"paste"==e.type,i={dataTransfer:new n.tn(t,{cacheFiles:o})};"drop"!=e.type&&"dragover"!=e.type||(i.dropRange=function(e,t){const o=t.target.ownerDocument,i=t.clientX,s=t.clientY;let n;o.caretRangeFromPoint&&o.caretRangeFromPoint(i,s)?n=o.caretRangeFromPoint(i,s):t.rangeParent&&(n=o.createRange(),n.setStart(t.rangeParent,t.rangeOffset),n.collapse(!0));if(n)return e.domConverter.domRangeToView(n);return null}(this.view,e)),this.fire(e.type,e,i)}}const a=["figcaption","li"];function c(e){let t="";if(e.is("$text")||e.is("$textProxy"))t=e.data;else if(e.is("element","img")&&e.hasAttribute("alt"))t=e.getAttribute("alt");else if(e.is("element","br"))t="\n";else{let o=null;for(const i of e.getChildren()){const e=c(i);o&&(o.is("containerElement")||i.is("containerElement"))&&(a.includes(o.name)||a.includes(i.name)?t+="\n":t+="\n\n"),t+=e,o=i}}return t}class l extends i.Sy{static get pluginName(){return"ClipboardPipeline"}init(){this.editor.editing.view.addObserver(r),this._setupPasteDrop(),this._setupCopyCut()}_setupPasteDrop(){const e=this.editor,t=e.model,o=e.editing.view,i=o.document;this.listenTo(i,"clipboardInput",((t,o)=>{"paste"!=o.method||e.model.canEditAt(e.model.document.selection)||t.stop()}),{priority:"highest"}),this.listenTo(i,"clipboardInput",((e,t)=>{const i=t.dataTransfer;let n;if(t.content)n=t.content;else{let e="";i.getData("text/html")?e=function(e){return e.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,((e,t)=>1==t.length?" 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i=this.editor.data.toModel(o.content,"$clipboardHolder");0!=i.childCount&&(e.stop(),t.change((()=>{this.fire("contentInsertion",{content:i,method:o.method,dataTransfer:o.dataTransfer,targetRanges:o.targetRanges})})))}),{priority:"low"}),this.listenTo(this,"contentInsertion",((e,o)=>{o.resultRange=t.insertContent(o.content)}),{priority:"low"})}_setupCopyCut(){const e=this.editor,t=e.model.document,o=e.editing.view.document,i=(i,s)=>{const n=s.dataTransfer;s.preventDefault();const r=e.data.toView(e.model.getSelectedContent(t.selection));o.fire("clipboardOutput",{dataTransfer:n,content:r,method:i.name})};this.listenTo(o,"copy",i,{priority:"low"}),this.listenTo(o,"cut",((t,o)=>{e.model.canEditAt(e.model.document.selection)?i(t,o):o.preventDefault()}),{priority:"low"}),this.listenTo(o,"clipboardOutput",((o,i)=>{i.content.isEmpty||(i.dataTransfer.setData("text/html",this.editor.data.htmlProcessor.toData(i.content)),i.dataTransfer.setData("text/plain",c(i.content))),"cut"==i.method&&e.model.deleteContent(t.selection)}),{priority:"low"})}}var d=o("./packages/ckeditor5-widget/src/index.ts"),h=o("./node_modules/lodash-es/throttle.js"),u=o("./node_modules/style-loader/dist/runtime/injectStylesIntoStyleTag.js"),p=o.n(u),f=o("./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].use[2]!./packages/ckeditor5-clipboard/theme/clipboard.css"),g={injectType:"singletonStyleTag",attributes:{"data-cke":!0},insert:"head",singleton:!0};p()(f.Z,g);f.Z.locals;class m extends i.Sy{static get pluginName(){return"DragDrop"}static get requires(){return[l,d.$L]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,this._updateDropMarkerThrottled=(0,h.Z)((e=>this._updateDropMarker(e)),40),this._removeDropMarkerDelayed=(0,s.gw)((()=>this._removeDropMarker()),40),this._clearDraggableAttributesDelayed=(0,s.gw)((()=>this._clearDraggableAttributes()),40),e.plugins.has("DragDropExperimental")?this.forceDisabled("DragDropExperimental"):(t.addObserver(r),t.addObserver(n.dM),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDropMarker(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",((e,t,o)=>{o?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")})),this.on("change:isEnabled",((e,t,o)=>{o||this._finalizeDragging(!1)})),s.OB.isAndroid&&this.forceDisabled("noAndroidSupport"))}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._updateDropMarkerThrottled.cancel(),this._removeDropMarkerDelayed.cancel(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,o=t.document,i=e.editing.view,r=i.document;this.listenTo(r,"dragstart",((i,a)=>{const c=o.selection;if(a.target&&a.target.is("editableElement"))return void a.preventDefault();const l=a.target?w(a.target):null;if(l){const o=e.editing.mapper.toModelElement(l);if(this._draggedRange=n.iE.fromRange(t.createRangeOn(o)),e.plugins.has("WidgetToolbarRepository")){e.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}}else if(!r.selection.isCollapsed){const e=r.selection.getSelectedElement();e&&(0,d.Qd)(e)||(this._draggedRange=n.iE.fromRange(c.getFirstRange()))}if(!this._draggedRange)return void a.preventDefault();this._draggingUid=(0,s.hQ)();const h=this.isEnabled&&e.model.canEditAt(this._draggedRange);a.dataTransfer.effectAllowed=h?"copyMove":"copy",a.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const u=t.createSelection(this._draggedRange.toRange()),p=e.data.toView(t.getSelectedContent(u));r.fire("clipboardOutput",{dataTransfer:a.dataTransfer,content:p,method:"dragstart"}),h||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")}),{priority:"low"}),this.listenTo(r,"dragend",((e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)}),{priority:"low"}),this.listenTo(r,"dragenter",(()=>{this.isEnabled&&i.focus()})),this.listenTo(r,"dragleave",(()=>{this._removeDropMarkerDelayed()})),this.listenTo(r,"dragging",((t,o)=>{if(!this.isEnabled)return void(o.dataTransfer.dropEffect="none");this._removeDropMarkerDelayed.cancel();const i=b(e,o.targetRanges,o.target);e.model.canEditAt(i)?(this._draggedRange||(o.dataTransfer.dropEffect="copy"),s.OB.isGecko||("copy"==o.dataTransfer.effectAllowed?o.dataTransfer.dropEffect="copy":["all","copyMove"].includes(o.dataTransfer.effectAllowed)&&(o.dataTransfer.dropEffect="move")),i&&this._updateDropMarkerThrottled(i)):o.dataTransfer.dropEffect="none"}),{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"clipboardInput",((t,o)=>{if("drop"!=o.method)return;const i=b(e,o.targetRanges,o.target);if(this._removeDropMarker(),!i||!e.model.canEditAt(i))return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=o.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==_(o.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(i,!0))return this._finalizeDragging(!1),void t.stop();o.targetRanges=[e.editing.mapper.toViewRange(i)]}),{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(l);e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o=t.targetRanges.map((e=>this.editor.editing.mapper.toModelRange(e)));this.editor.model.change((e=>e.setSelection(o)))}),{priority:"high"}),e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o="move"==_(t.dataTransfer),i=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(i&&o)}),{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,o=t.document;this.listenTo(o,"mousedown",((i,n)=>{if(s.OB.isAndroid||!n)return;this._clearDraggableAttributesDelayed.cancel();let r=w(n.target);if(s.OB.isBlink&&!r&&!o.selection.isCollapsed){const e=o.selection.getSelectedElement();if(!e||!(0,d.Qd)(e)){const e=o.selection.editableElement;e&&!e.isReadOnly&&(r=e)}}r&&(t.change((e=>{e.setAttribute("draggable","true",r)})),this._draggableElement=e.editing.mapper.toModelElement(r))})),this.listenTo(o,"mouseup",(()=>{s.OB.isAndroid||this._clearDraggableAttributesDelayed()}))}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change((t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null}))}_setupDropMarker(){const e=this.editor;e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:o})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return o.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.append("⁠",e.createElement("span"),"⁠"),t}))}})}_updateDropMarker(e){const t=this.editor,o=t.model.markers;t.model.change((t=>{o.has("drop-target")?o.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})}))}_removeDropMarker(){const e=this.editor.model;this._removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),e.markers.has("drop-target")&&e.change((e=>{e.removeMarker("drop-target")}))}_finalizeDragging(e){const t=this.editor,o=t.model;if(this._removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")){t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop")}this._draggingUid="",this._draggedRange&&(e&&this.isEnabled&&o.deleteContent(o.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}}function b(e,t,o){const i=e.model,n=e.editing.mapper;let r=null;const a=t?t[0].start:null;if(o.is("uiElement")&&(o=o.parent),r=function(e,t){const o=e.model,i=e.editing.mapper;if((0,d.Qd)(t))return o.createRangeOn(i.toModelElement(t));if(!t.is("editableElement")){const e=t.findAncestor((e=>(0,d.Qd)(e)||e.is("editableElement")));if((0,d.Qd)(e))return o.createRangeOn(i.toModelElement(e))}return null}(e,o),r)return r;const c=function(e,t){const o=e.editing.mapper,i=e.editing.view,s=o.toModelElement(t);if(s)return s;const n=i.createPositionBefore(t),r=o.findMappedViewAncestor(n);return o.toModelElement(r)}(e,o),l=a?n.toModelPosition(a):null;return l?(r=function(e,t,o){const i=e.model;if(!i.schema.checkChild(o,"$block"))return null;const s=i.createPositionAt(o,0),n=t.path.slice(0,s.path.length),r=i.createPositionFromPath(t.root,n),a=r.nodeAfter;if(a&&i.schema.isObject(a))return i.createRangeOn(a);return null}(e,l,c),r||(r=i.schema.getNearestSelectionRange(l,s.OB.isGecko?"forward":"backward"),r||function(e,t){const o=e.model;let i=t;for(;i;){if(o.schema.isObject(i))return o.createRangeOn(i);i=i.parent}return null}(e,l.parent))):function(e,t){const o=e.model,i=o.schema,s=o.createPositionAt(t,0);return i.getNearestSelectionRange(s,"forward")}(e,c)}function _(e){return s.OB.isGecko?e.dropEffect:["all","copyMove"].includes(e.effectAllowed)?"move":"copy"}function w(e){if(e.is("editableElement"))return null;if(e.hasClass("ck-widget__selection-handle"))return e.findAncestor(d.Qd);if((0,d.Qd)(e))return e;const t=e.findAncestor((e=>(0,d.Qd)(e)||e.is("editableElement")));return(0,d.Qd)(t)?t:null}class k extends i.Sy{static get pluginName(){return"PastePlainText"}static get requires(){return[l]}init(){const e=this.editor,t=e.model,o=e.editing.view,i=o.document,s=t.document.selection;let n=!1;o.addObserver(r),this.listenTo(i,"keydown",((e,t)=>{n=t.shiftKey})),e.plugins.get(l).on("contentInsertion",((e,o)=>{(n||function(e,t){if(e.childCount>1)return!1;const o=e.getChild(0);if(t.isObject(o))return!1;return 0==Array.from(o.getAttributeKeys()).length}(o.content,t.schema))&&t.change((e=>{const i=Array.from(s.getAttributes()).filter((([e])=>t.schema.getAttributeProperties(e).isFormatting));s.isCollapsed||t.deleteContent(s,{doNotAutoparagraph:!0}),i.push(...s.getAttributes());const n=e.createRangeIn(o.content);for(const t of n.getItems())t.is("$textProxy")&&e.setAttributes(i,t)}))}))}}class v extends i.Sy{static get pluginName(){return"Clipboard"}static get requires(){return[l,m,k]}}var y=o("./packages/ckeditor5-ui/src/index.ts");const x=(0,s.nn)("px");class P extends y.G7{constructor(){super();const e=this.bindTemplate;this.set({isVisible:!1,left:null,top:null,width:null}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-clipboard-drop-target-line",e.if("isVisible","ck-hidden",(e=>!e))],style:{left:e.to("left",(e=>x(e))),top:e.to("top",(e=>x(e))),width:e.to("width",(e=>x(e)))}}})}}class E extends i.Sy{constructor(){super(...arguments),this.removeDropMarkerDelayed=(0,s.gw)((()=>this.removeDropMarker()),40),this._updateDropMarkerThrottled=(0,h.Z)((e=>this._updateDropMarker(e)),40),this._reconvertMarkerThrottled=(0,h.Z)((()=>{this.editor.model.markers.has("drop-target")&&this.editor.editing.reconvertMarker("drop-target")}),0),this._dropTargetLineView=new P,this._domEmitter=new((0,s.Xu)()),this._scrollables=new Map}static get pluginName(){return"DragDropTarget"}init(){this._setupDropMarker()}destroy(){this._domEmitter.stopListening();for(const{resizeObserver:e}of this._scrollables.values())e.destroy();return this._updateDropMarkerThrottled.cancel(),this.removeDropMarkerDelayed.cancel(),this._reconvertMarkerThrottled.cancel(),super.destroy()}updateDropMarker(e,t,o,i,s){this.removeDropMarkerDelayed.cancel();const n=T(this.editor,e,t,o,i,s);n&&this._updateDropMarkerThrottled(n)}getFinalDropRange(e,t,o,i,s){const n=T(this.editor,e,t,o,i,s);return this.removeDropMarker(),n}removeDropMarker(){const e=this.editor.model;this.removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),this._dropTargetLineView.isVisible=!1,e.markers.has("drop-target")&&e.change((e=>{e.removeMarker("drop-target")}))}_setupDropMarker(){const e=this.editor;e.ui.view.body.add(this._dropTargetLineView),e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:o})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return this._dropTargetLineView.isVisible=!1,this._createDropTargetPosition(o);t.markerRange.isCollapsed?this._updateDropTargetLine(t.markerRange):this._dropTargetLineView.isVisible=!1}})}_updateDropMarker(e){const t=this.editor,o=t.model.markers;t.model.change((t=>{o.has("drop-target")?o.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})}))}_createDropTargetPosition(e){return e.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.append("⁠",e.createElement("span"),"⁠"),t}))}_updateDropTargetLine(e){const t=this.editor.editing,o=e.start.nodeBefore,i=e.start.nodeAfter,n=e.start.parent,r=o?t.mapper.toViewElement(o):null,a=r?t.view.domConverter.mapViewToDom(r):null,c=i?t.mapper.toViewElement(i):null,l=c?t.view.domConverter.mapViewToDom(c):null,d=t.mapper.toViewElement(n),h=t.view.domConverter.mapViewToDom(d),u=this._getScrollableRect(d),{scrollX:p,scrollY:f}=s.global.window,g=a?new s.UL(a):null,m=l?new s.UL(l):null,b=new s.UL(h).excludeScrollbarsAndBorders(),_=g?g.bottom:b.top,w=m?m.top:b.bottom,k=s.global.window.getComputedStyle(h),v=_<=w?(_+w)/2:w;if(u.top<v&&v<u.bottom){const e=b.left+parseFloat(k.paddingLeft),t=b.right-parseFloat(k.paddingRight),o=Math.max(e+p,u.left),i=Math.min(t+p,u.right);this._dropTargetLineView.set({isVisible:!0,left:o,top:v+f,width:i-o})}else this._dropTargetLineView.isVisible=!1}_getScrollableRect(e){const t=e.root.rootName;let o;if(this._scrollables.has(t))o=this._scrollables.get(t).domElement;else{o=function(e){let t=e;do{t=t.parentElement;const e=s.global.window.getComputedStyle(t).overflowY;if("auto"==e||"scroll"==e)break}while("BODY"!=t.tagName);return t}(this.editor.editing.view.domConverter.mapViewToDom(e)),this._domEmitter.listenTo(o,"scroll",this._reconvertMarkerThrottled,{usePassive:!0});const i=new s.do(o,this._reconvertMarkerThrottled);this._scrollables.set(t,{domElement:o,resizeObserver:i})}return new s.UL(o).excludeScrollbarsAndBorders()}}function T(e,t,o,i,s,n){const r=e.model,a=e.editing.mapper,c=O(e,t);let l=c;for(;l;){if(!n)if(r.schema.checkChild(l,"$text")){const t=o?o[0].start:null,n=t?a.toModelPosition(t):null;if(n){if(r.schema.checkChild(n,"$text"))return r.createRange(n);if(t)return C(e,O(e,t.parent),i,s)}}else if(r.schema.isInline(l))return C(e,l,i,s);if(r.schema.isBlock(l))return C(e,l,i,s);if(r.schema.checkChild(l,"$block")){const t=Array.from(l.getChildren()).filter((t=>t.is("element")&&!A(e,t)));let o=0,n=t.length;for(;o<n-1;){const r=Math.floor((o+n)/2);"before"==S(e,t[r],i,s)?n=r:o=r}return C(e,t[o],i,s)}l=l.parent}return console.warn("none:",c.name),null}function A(e,t){const o=e.editing.mapper,i=e.editing.view.domConverter,n=o.toViewElement(t),r=i.mapViewToDom(n);return"none"!=s.global.window.getComputedStyle(r).float}function C(e,t,o,i){const s=e.model;return s.createRange(s.createPositionAt(t,S(e,t,o,i)))}function S(e,t,o,i){const n=e.editing.mapper,r=e.editing.view.domConverter,a=n.toViewElement(t),c=r.mapViewToDom(a),l=new s.UL(c);return e.model.schema.isInline(t)?o<(l.left+l.right)/2?"before":"after":i<(l.top+l.bottom)/2?"before":"after"}function O(e,t){const o=e.editing.mapper,i=e.editing.view,s=o.toModelElement(t);if(s)return s;const n=i.createPositionBefore(t),r=o.findMappedViewAncestor(n);return o.toModelElement(r)}class R extends i.Sy{constructor(){super(...arguments),this._clearDraggableAttributesDelayed=(0,s.gw)((()=>this._clearDraggableAttributes()),40),this._blockMode=!1,this._domEmitter=new((0,s.Xu)())}static get pluginName(){return"DragDropExperimental"}static get requires(){return[l,d.$L,E]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,t.addObserver(r),t.addObserver(n.dM),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",((e,t,o)=>{o?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")})),this.on("change:isEnabled",((e,t,o)=>{o||this._finalizeDragging(!1)})),s.OB.isAndroid&&this.forceDisabled("noAndroidSupport")}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._previewContainer&&this._previewContainer.remove(),this._domEmitter.stopListening(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,o=e.editing.view,i=o.document,n=e.plugins.get(E);this.listenTo(i,"dragstart",((o,n)=>{if(n.target&&n.target.is("editableElement"))return void n.preventDefault();if(this._prepareDraggedRange(n.target),!this._draggedRange)return void n.preventDefault();this._draggingUid=(0,s.hQ)(),n.dataTransfer.effectAllowed=this.isEnabled?"copyMove":"copy",n.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const r=t.createSelection(this._draggedRange.toRange()),a=e.data.toView(t.getSelectedContent(r));i.fire("clipboardOutput",{dataTransfer:n.dataTransfer,content:a,method:"dragstart"}),this._updatePreview(n.dataTransfer),n.stopPropagation(),this.isEnabled||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")}),{priority:"low"}),this.listenTo(i,"dragend",((e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)}),{priority:"low"}),this._domEmitter.listenTo(s.global.document,"dragend",(()=>{this._blockMode=!1}),{useCapture:!0}),this.listenTo(i,"dragenter",(()=>{this.isEnabled&&o.focus()})),this.listenTo(i,"dragleave",(()=>{n.removeDropMarkerDelayed()})),this.listenTo(i,"dragging",((e,t)=>{if(!this.isEnabled)return void(t.dataTransfer.dropEffect="none");const{clientX:o,clientY:i}=t.domEvent;n.updateDropMarker(t.target,t.targetRanges,o,i,this._blockMode),this._draggedRange||(t.dataTransfer.dropEffect="copy"),s.OB.isGecko||("copy"==t.dataTransfer.effectAllowed?t.dataTransfer.dropEffect="copy":["all","copyMove"].includes(t.dataTransfer.effectAllowed)&&(t.dataTransfer.dropEffect="move")),e.stop()}),{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document,o=e.plugins.get(E);this.listenTo(t,"clipboardInput",((t,i)=>{if("drop"!=i.method)return;const{clientX:s,clientY:n}=i.domEvent,r=o.getFinalDropRange(i.target,i.targetRanges,s,n,this._blockMode);if(!r)return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=i.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==M(i.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(r,!0))return this._finalizeDragging(!1),void t.stop();i.targetRanges=[e.editing.mapper.toViewRange(r)]}),{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(l);e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o=t.targetRanges.map((e=>this.editor.editing.mapper.toModelRange(e)));this.editor.model.change((e=>e.setSelection(o)))}),{priority:"high"}),e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const o="move"==M(t.dataTransfer),i=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(i&&o)}),{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,o=t.document;this.listenTo(o,"mousedown",((i,n)=>{if(s.OB.isAndroid||!n)return;this._clearDraggableAttributesDelayed.cancel();let r=j(n.target);if(s.OB.isBlink&&!e.isReadOnly&&!r&&!o.selection.isCollapsed){const e=o.selection.getSelectedElement();e&&(0,d.Qd)(e)||(r=o.selection.editableElement)}r&&(t.change((e=>{e.setAttribute("draggable","true",r)})),this._draggableElement=e.editing.mapper.toModelElement(r))})),this.listenTo(o,"mouseup",(()=>{s.OB.isAndroid||this._clearDraggableAttributesDelayed()}))}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change((t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null}))}_finalizeDragging(e){const t=this.editor,o=t.model;if(t.plugins.get(E).removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")){t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop")}this._draggingUid="",this._previewContainer&&(this._previewContainer.remove(),this._previewContainer=void 0),this._draggedRange&&(e&&this.isEnabled&&o.deleteContent(o.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}_prepareDraggedRange(e){const t=this.editor,o=t.model,i=o.document.selection,s=e?j(e):null;if(s){const e=t.editing.mapper.toModelElement(s);if(this._draggedRange=n.iE.fromRange(o.createRangeOn(e)),this._blockMode=o.schema.isBlock(e),t.plugins.has("WidgetToolbarRepository")){t.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}}else if(!i.isCollapsed||i.getFirstPosition().parent.isEmpty){const e=Array.from(i.getSelectedBlocks());if(e.length>1)this._draggedRange=n.iE.fromRange(o.createRange(o.createPositionBefore(e[0]),o.createPositionAfter(e[e.length-1]))),o.change((e=>e.setSelection(this._draggedRange.toRange()))),this._blockMode=!0;else if(1==e.length){const t=i.getFirstRange(),s=o.createRange(o.createPositionBefore(e[0]),o.createPositionAfter(e[0]));t.start.isTouching(s.start)&&t.end.isTouching(s.end)?(this._draggedRange=n.iE.fromRange(s),this._blockMode=!0):(this._draggedRange=n.iE.fromRange(i.getFirstRange()),this._blockMode=!1)}}}_updatePreview(e){const t=this.editor.editing.view,o=t.document.selection.editableElement,i=t.domConverter.mapViewToDom(o),n=s.global.window.getComputedStyle(i);this._previewContainer?this._previewContainer.removeChild(this._previewContainer.firstElementChild):(this._previewContainer=(0,s.az)(s.global.document,"div",{style:"position: fixed; left: -999999px;"}),s.global.document.body.appendChild(this._previewContainer));const 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1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class w extends i.Sy{static get pluginName(){return"UndoUI"}init(){const e=this.editor,t=e.locale,o=e.t,i="ltr"==t.uiLanguageDirection?b:_,s="ltr"==t.uiLanguageDirection?_:b;this._addButton("undo",o("Undo"),"CTRL+Z",i),this._addButton("redo",o("Redo"),"CTRL+Y",s)}_addButton(e,t,o,i){const s=this.editor;s.ui.componentFactory.add(e,(n=>{const r=s.commands.get(e),a=new m.r5(n);return a.set({label:t,icon:i,keystroke:o,tooltip:!0}),a.bind("isEnabled").to(r,"isEnabled"),this.listenTo(a,"execute",(()=>{s.execute(e),s.editing.view.focus()})),a}))}}class k extends i.Sy{static get requires(){return[g,w]}static get pluginName(){return"Undo"}}},"./src/upload.js":(e,t,o)=>{"use strict";o.r(t),o.d(t,{Base64UploadAdapter:()=>h,FileDialogButtonView:()=>l,FileRepository:()=>r,SimpleUploadAdapter:()=>k});var i=o("./packages/ckeditor5-core/src/index.ts"),s=o("./packages/ckeditor5-utils/src/index.ts");class n extends((0,s.Re)()){constructor(){super();const e=new window.FileReader;this._reader=e,this._data=void 0,this.set("loaded",0),e.onprogress=e=>{this.loaded=e.loaded}}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;return this.total=e.size,new Promise(((o,i)=>{t.onload=()=>{const e=t.result;this._data=e,o(e)},t.onerror=()=>{i("error")},t.onabort=()=>{i("aborted")},this._reader.readAsDataURL(e)}))}abort(){this._reader.abort()}}class r extends i.Sy{constructor(){super(...arguments),this.loaders=new s.FE,this._loadersMap=new Map,this._pendingAction=null}static get pluginName(){return"FileRepository"}static get requires(){return[i.lR]}init(){this.loaders.on("change",(()=>this._updatePendingAction())),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",((e,t)=>t?e/t*100:0))}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter)return(0,s.KE)("filerepository-no-upload-adapter"),null;const t=new a(Promise.resolve(e),this.createUploadAdapter);return this.loaders.add(t),this._loadersMap.set(e,t),e instanceof Promise&&t.file.then((e=>{this._loadersMap.set(e,t)})).catch((()=>{})),t.on("change:uploaded",(()=>{let e=0;for(const t of this.loaders)e+=t.uploaded;this.uploaded=e})),t.on("change:uploadTotal",(()=>{let e=0;for(const t of this.loaders)t.uploadTotal&&(e+=t.uploadTotal);this.uploadTotal=e})),t}destroyLoader(e){const t=e instanceof a?e:this.getLoader(e);t._destroy(),this.loaders.remove(t),this._loadersMap.forEach(((e,o)=>{e===t&&this._loadersMap.delete(o)}))}_updatePendingAction(){const e=this.editor.plugins.get(i.lR);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t,o=e=>`${t("Upload in progress")} ${parseInt(e)}%.`;this._pendingAction=e.add(o(this.uploadedPercent)),this._pendingAction.bind("message").to(this,"uploadedPercent",o)}}else e.remove(this._pendingAction),this._pendingAction=null}}class a extends((0,s.Re)()){constructor(e,t){super(),this.id=(0,s.hQ)(),this._filePromiseWrapper=this._createFilePromiseWrapper(e),this._adapter=t(this),this._reader=new n,this.set("status","idle"),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",((e,t)=>t?e/t*100:0)),this.set("uploadResponse",null)}get file(){return this._filePromiseWrapper?this._filePromiseWrapper.promise.then((e=>this._filePromiseWrapper?e:null)):Promise.resolve(null)}get data(){return this._reader.data}read(){if("idle"!=this.status)throw new s.Bb("filerepository-read-wrong-status",this);return this.status="reading",this.file.then((e=>this._reader.read(e))).then((e=>{if("reading"!==this.status)throw this.status;return this.status="idle",e})).catch((e=>{if("aborted"===e)throw this.status="aborted","aborted";throw this.status="error",this._reader.error?this._reader.error:e}))}upload(){if("idle"!=this.status)throw new s.Bb("filerepository-upload-wrong-status",this);return this.status="uploading",this.file.then((()=>this._adapter.upload())).then((e=>(this.uploadResponse=e,this.status="idle",e))).catch((e=>{if("aborted"===this.status)throw"aborted";throw this.status="error",e}))}abort(){const e=this.status;this.status="aborted",this._filePromiseWrapper.isFulfilled?"reading"==e?this._reader.abort():"uploading"==e&&this._adapter.abort&&this._adapter.abort():(this._filePromiseWrapper.promise.catch((()=>{})),this._filePromiseWrapper.rejecter("aborted")),this._destroy()}_destroy(){this._filePromiseWrapper=void 0,this._reader=void 0,this._adapter=void 0,this.uploadResponse=void 0}_createFilePromiseWrapper(e){const t={};return t.promise=new Promise(((o,i)=>{t.rejecter=i,t.isFulfilled=!1,e.then((e=>{t.isFulfilled=!0,o(e)})).catch((e=>{t.isFulfilled=!0,i(e)}))})),t}}var c=o("./packages/ckeditor5-ui/src/index.ts");class l extends c.G7{constructor(e){super(e),this.buttonView=new c.r5(e),this._fileInputView=new d(e),this._fileInputView.bind("acceptedType").to(this),this._fileInputView.bind("allowMultipleFiles").to(this),this._fileInputView.delegate("done").to(this),this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]}),this.buttonView.on("execute",(()=>{this._fileInputView.open()}))}focus(){this.buttonView.focus()}}class d extends c.G7{constructor(e){super(e),this.set("acceptedType",void 0),this.set("allowMultipleFiles",!1);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:t.to("acceptedType"),multiple:t.to("allowMultipleFiles")},on:{change:t.to((()=>{this.element&&this.element.files&&this.element.files.length&&this.fire("done",this.element.files),this.element.value=""}))}})}open(){this.element.click()}}class h extends i.Sy{static get requires(){return[r]}static get pluginName(){return"Base64UploadAdapter"}init(){this.editor.plugins.get(r).createUploadAdapter=e=>new u(e)}}class u{constructor(e){this.loader=e}upload(){return new Promise(((e,t)=>{const o=this.reader=new window.FileReader;o.addEventListener("load",(()=>{e({default:o.result})})),o.addEventListener("error",(e=>{t(e)})),o.addEventListener("abort",(()=>{t()})),this.loader.file.then((e=>{o.readAsDataURL(e)}))}))}abort(){this.reader.abort()}}var p=Object.defineProperty,f=Object.defineProperties,g=Object.getOwnPropertyDescriptors,m=Object.getOwnPropertySymbols,b=Object.prototype.hasOwnProperty,_=Object.prototype.propertyIsEnumerable,w=(e,t,o)=>t in e?p(e,t,{enumerable:!0,configurable:!0,writable:!0,value:o}):e[t]=o;class k extends i.Sy{static get requires(){return[r]}static get pluginName(){return"SimpleUploadAdapter"}init(){const e=this.editor.config.get("simpleUpload");e&&(e.uploadUrl?this.editor.plugins.get(r).createUploadAdapter=t=>new v(t,e):(0,s.KE)("simple-upload-adapter-missing-uploadurl"))}}class v{constructor(e,t){this.loader=e,this.options=t}upload(){return this.loader.file.then((e=>new Promise(((t,o)=>{this._initRequest(),this._initListeners(t,o,e),this._sendRequest(e)}))))}abort(){this.xhr&&this.xhr.abort()}_initRequest(){const e=this.xhr=new XMLHttpRequest;e.open("POST",this.options.uploadUrl,!0),e.responseType="json"}_initListeners(e,t,o){const i=this.xhr,s=this.loader,n=`Couldn't upload file: 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i=o("./packages/ckeditor5-utils/src/index.ts")},"./src/watchdog.js":(e,t,o)=>{"use strict";o.r(t),o.d(t,{ContextWatchdog:()=>u,EditorWatchdog:()=>d,Watchdog:()=>i});class i{constructor(e){if(this.crashes=[],this.state="initializing",this._now=Date.now,this.crashes=[],this._crashNumberLimit="number"==typeof e.crashNumberLimit?e.crashNumberLimit:3,this._minimumNonErrorTimePeriod="number"==typeof e.minimumNonErrorTimePeriod?e.minimumNonErrorTimePeriod:5e3,this._boundErrorHandler=e=>{const t="error"in e?e.error:e.reason;t instanceof Error&&this._handleError(t,e)},this._listeners={},!this._restart)throw new Error("The Watchdog class was split into the abstract `Watchdog` class and the `EditorWatchdog` class. Please, use `EditorWatchdog` if you have used the `Watchdog` class previously.")}destroy(){this._stopErrorHandling(),this._listeners={}}on(e,t){this._listeners[e]||(this._listeners[e]=[]),this._listeners[e].push(t)}off(e,t){this._listeners[e]=this._listeners[e].filter((e=>e!==t))}_fire(e,...t){const o=this._listeners[e]||[];for(const e of o)e.apply(this,[null,...t])}_startErrorHandling(){window.addEventListener("error",this._boundErrorHandler),window.addEventListener("unhandledrejection",this._boundErrorHandler)}_stopErrorHandling(){window.removeEventListener("error",this._boundErrorHandler),window.removeEventListener("unhandledrejection",this._boundErrorHandler)}_handleError(e,t){if(this._shouldReactToError(e)){this.crashes.push({message:e.message,stack:e.stack,filename:t instanceof ErrorEvent?t.filename:void 0,lineno:t instanceof ErrorEvent?t.lineno:void 0,colno:t instanceof ErrorEvent?t.colno:void 0,date:this._now()});const o=this._shouldRestart();this.state="crashed",this._fire("stateChange"),this._fire("error",{error:e,causesRestart:o}),o?this._restart():(this.state="crashedPermanently",this._fire("stateChange"))}}_shouldReactToError(e){return e.is&&e.is("CKEditorError")&&void 0!==e.context&&null!==e.context&&"ready"===this.state&&this._isErrorComingFromThisItem(e)}_shouldRestart(){if(this.crashes.length<=this._crashNumberLimit)return!0;return(this.crashes[this.crashes.length-1].date-this.crashes[this.crashes.length-1-this._crashNumberLimit].date)/this._crashNumberLimit>this._minimumNonErrorTimePeriod}}function s(e,t=new Set){const o=[e],i=new Set;let s=0;for(;o.length>s;){const e=o[s++];if(!i.has(e)&&n(e)&&!t.has(e))if(i.add(e),Symbol.iterator in e)try{for(const t of e)o.push(t)}catch(e){}else for(const t in e)"defaultValue"!==t&&o.push(e[t])}return i}function n(e){const t=Object.prototype.toString.call(e),o=typeof e;return!("number"===o||"boolean"===o||"string"===o||"symbol"===o||"function"===o||"[object Date]"===t||"[object RegExp]"===t||"[object Module]"===t||null==e||e._watchdogExcluded||e instanceof EventTarget||e instanceof Event)}function r(e,t,o=new Set){if(e===t&&("object"==typeof(i=e)&&null!==i))return!0;var i;const n=s(e,o),r=s(t,o);for(const e of n)if(r.has(e))return!0;return!1}var a=o("./node_modules/lodash-es/throttle.js"),c=o("./node_modules/lodash-es/cloneDeepWith.js"),l=o("./node_modules/lodash-es/isElement.js");class d extends i{constructor(e,t={}){super(t),this._editor=null,this._throttledSave=(0,a.Z)(this._save.bind(this),"number"==typeof t.saveInterval?t.saveInterval:5e3),e&&(this._creator=(t,o)=>e.create(t,o)),this._destructor=e=>e.destroy()}get editor(){return this._editor}get _item(){return this._editor}setCreator(e){this._creator=e}setDestructor(e){this._destructor=e}_restart(){return Promise.resolve().then((()=>(this.state="initializing",this._fire("stateChange"),this._destroy()))).catch((e=>{console.error("An error happened during the editor destroying.",e)})).then((()=>{if("string"==typeof this._elementOrData)return this.create(this._data,this._config,this._config.context);{const e=Object.assign({},this._config,{initialData:this._data});return this.create(this._elementOrData,e,e.context)}})).then((()=>{this._fire("restart")}))}create(e=this._elementOrData,t=this._config,o){return Promise.resolve().then((()=>(super._startErrorHandling(),this._elementOrData=e,this._config=this._cloneEditorConfiguration(t)||{},this._config.context=o,this._creator(e,this._config)))).then((e=>{this._editor=e,e.model.document.on("change:data",this._throttledSave),this._lastDocumentVersion=e.model.document.version,this._data=this._getData(),this.state="ready",this._fire("stateChange")}))}destroy(){return Promise.resolve().then((()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy())))}_destroy(){return Promise.resolve().then((()=>{this._stopErrorHandling(),this._throttledSave.flush();const e=this._editor;return this._editor=null,e.model.document.off("change:data",this._throttledSave),this._destructor(e)}))}_save(){const e=this._editor.model.document.version;try{this._data=this._getData(),this._lastDocumentVersion=e}catch(e){console.error(e,"An error happened during restoring editor data. Editor will be restored from the previously saved data.")}}_setExcludedProperties(e){this._excludedProps=e}_getData(){const e={};for(const t of this._editor.model.document.getRootNames())e[t]=this._editor.data.get({rootName:t});return e}_isErrorComingFromThisItem(e){return r(this._editor,e.context,this._excludedProps)}_cloneEditorConfiguration(e){return(0,c.Z)(e,((e,t)=>(0,l.Z)(e)||"context"===t?e:void 0))}}const h=Symbol("MainQueueId");class u extends i{constructor(e,t={}){super(t),this._watchdogs=new Map,this._context=null,this._contextProps=new Set,this._actionQueues=new p,this._watchdogConfig=t,this._creator=t=>e.create(t),this._destructor=e=>e.destroy(),this._actionQueues.onEmpty((()=>{"initializing"===this.state&&(this.state="ready",this._fire("stateChange"))}))}setCreator(e){this._creator=e}setDestructor(e){this._destructor=e}get context(){return this._context}create(e={}){return this._actionQueues.enqueue(h,(()=>(this._contextConfig=e,this._create())))}getItem(e){return this._getWatchdog(e)._item}getItemState(e){return this._getWatchdog(e).state}add(e){const t=f(e);return Promise.all(t.map((e=>this._actionQueues.enqueue(e.id,(()=>{if("destroyed"===this.state)throw new Error("Cannot add items to destroyed watchdog.");if(!this._context)throw new Error("Context was not created yet. You should call the `ContextWatchdog#create()` method first.");let t;if(this._watchdogs.has(e.id))throw new Error(`Item with the given id is already added: '${e.id}'.`);if("editor"===e.type)return t=new d(null,this._watchdogConfig),t.setCreator(e.creator),t._setExcludedProperties(this._contextProps),e.destructor&&t.setDestructor(e.destructor),this._watchdogs.set(e.id,t),t.on("error",((o,{error:i,causesRestart:s})=>{this._fire("itemError",{itemId:e.id,error:i}),s&&this._actionQueues.enqueue(e.id,(()=>new Promise((o=>{const i=()=>{t.off("restart",i),this._fire("itemRestart",{itemId:e.id}),o()};t.on("restart",i)}))))})),t.create(e.sourceElementOrData,e.config,this._context);throw new Error(`Not supported item type: '${e.type}'.`)})))))}remove(e){const t=f(e);return Promise.all(t.map((e=>this._actionQueues.enqueue(e,(()=>{const t=this._getWatchdog(e);return this._watchdogs.delete(e),t.destroy()})))))}destroy(){return this._actionQueues.enqueue(h,(()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy())))}_restart(){return this._actionQueues.enqueue(h,(()=>(this.state="initializing",this._fire("stateChange"),this._destroy().catch((e=>{console.error("An error happened during destroying the context or items.",e)})).then((()=>this._create())).then((()=>this._fire("restart"))))))}_create(){return Promise.resolve().then((()=>(this._startErrorHandling(),this._creator(this._contextConfig)))).then((e=>(this._context=e,this._contextProps=s(this._context),Promise.all(Array.from(this._watchdogs.values()).map((e=>(e._setExcludedProperties(this._contextProps),e.create(void 0,void 0,this._context))))))))}_destroy(){return Promise.resolve().then((()=>{this._stopErrorHandling();const e=this._context;return this._context=null,this._contextProps=new Set,Promise.all(Array.from(this._watchdogs.values()).map((e=>e.destroy()))).then((()=>this._destructor(e)))}))}_getWatchdog(e){const 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diff --git a/core/core.libraries.yml b/core/core.libraries.yml
index a68391e90f929a22077c0d84b4ba6843cf2572d3..20d90f95b478ba7d97ed30ca4615bdce67568d63 100644
--- a/core/core.libraries.yml
+++ b/core/core.libraries.yml
@@ -19,10 +19,10 @@ internal.backbone:
 
 ckeditor5:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     # This file is not aggregated to force the creation of a new aggregate file
@@ -36,10 +36,10 @@ ckeditor5:
 
 ckeditor5.editorClassic:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/editor-classic/editor-classic.js: { minified: true }
@@ -48,10 +48,10 @@ ckeditor5.editorClassic:
 
 ckeditor5.editorDecoupled:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/editor-decoupled/editor-decoupled.js: { minified: true }
@@ -74,10 +74,10 @@ ckeditor5.essentials:
 
 ckeditor5.heading:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/heading/heading.js: { minified: true }
@@ -87,10 +87,10 @@ ckeditor5.heading:
 
 ckeditor5.basic:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/basic-styles/basic-styles.js: { minified: true }
@@ -100,10 +100,10 @@ ckeditor5.basic:
 
 ckeditor5.specialCharacters:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/special-characters/special-characters.js: { minified: true }
@@ -113,10 +113,10 @@ ckeditor5.specialCharacters:
 
 ckeditor5.blockquote:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/block-quote/block-quote.js: { minified: true }
@@ -126,10 +126,10 @@ ckeditor5.blockquote:
 
 ckeditor5.image:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/image/image.js: { minified: true }
@@ -139,10 +139,10 @@ ckeditor5.image:
 
 ckeditor5.link:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/link/link.js: { minified: true }
@@ -152,10 +152,10 @@ ckeditor5.link:
 
 ckeditor5.list:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/list/list.js: { minified: true }
@@ -165,10 +165,10 @@ ckeditor5.list:
 
 ckeditor5.horizontalLine:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/horizontal-line/horizontal-line.js: { minified: true }
@@ -178,10 +178,10 @@ ckeditor5.horizontalLine:
 
 ckeditor5.htmlSupport:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/html-support/html-support.js: { minified: true }
@@ -191,10 +191,10 @@ ckeditor5.htmlSupport:
 
 ckeditor5.alignment:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/alignment/alignment.js: { minified: true }
@@ -204,10 +204,10 @@ ckeditor5.alignment:
 
 ckeditor5.removeFormat:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/remove-format/remove-format.js: { minified: true }
@@ -217,10 +217,10 @@ ckeditor5.removeFormat:
 
 ckeditor5.pasteFromOffice:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/paste-from-office/paste-from-office.js: { minified: true }
@@ -229,10 +229,10 @@ ckeditor5.pasteFromOffice:
 
 ckeditor5.indent:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/indent/indent.js: { minified: true }
@@ -242,10 +242,10 @@ ckeditor5.indent:
 
 ckeditor5.sourceEditing:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/source-editing/source-editing.js: { minified: true }
@@ -255,10 +255,10 @@ ckeditor5.sourceEditing:
 
 ckeditor5.table:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/table/table.js: { minified: true }
@@ -268,10 +268,10 @@ ckeditor5.table:
 
 ckeditor5.language:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/language/language.js: { minified: true }
@@ -281,10 +281,10 @@ ckeditor5.language:
 
 ckeditor5.codeBlock:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/code-block/code-block.js: { minified: true }
@@ -294,10 +294,10 @@ ckeditor5.codeBlock:
 
 ckeditor5.style:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/style/style.js: { minified: true }
@@ -316,10 +316,10 @@ ckeditor5.translations:
 
 ckeditor5.autoformat:
   remote: https://github.com/ckeditor/ckeditor5
-  version: "38.0.0"
+  version: "38.0.1"
   license:
     name: GNU-GPL-2.0-or-later
-    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.0/LICENSE.md
+    url: https://raw.githubusercontent.com/ckeditor/ckeditor5/v38.0.1/LICENSE.md
     gpl-compatible: true
   js:
     assets/vendor/ckeditor5/autoformat/autoformat.js: { minified: true }
diff --git a/core/package.json b/core/package.json
index 8c8d4e802d8aba26b71a0920ad6ea66ee5eaf50b..3c05a6a4d775f01f5195ed0eac2ed0147a7ded71 100644
--- a/core/package.json
+++ b/core/package.json
@@ -32,32 +32,32 @@
     "watch:ckeditor5-dev": "yarn watch:ckeditor5 --mode=development"
   },
   "devDependencies": {
-    "@ckeditor/ckeditor5-alignment": "~38.0.0",
-    "@ckeditor/ckeditor5-autoformat": "~38.0.0",
-    "@ckeditor/ckeditor5-basic-styles": "~38.0.0",
-    "@ckeditor/ckeditor5-block-quote": "~38.0.0",
-    "@ckeditor/ckeditor5-code-block": "~38.0.0",
-    "@ckeditor/ckeditor5-editor-classic": "~38.0.0",
-    "@ckeditor/ckeditor5-editor-decoupled": "~38.0.0",
-    "@ckeditor/ckeditor5-essentials": "~38.0.0",
-    "@ckeditor/ckeditor5-heading": "~38.0.0",
-    "@ckeditor/ckeditor5-horizontal-line": "~38.0.0",
-    "@ckeditor/ckeditor5-html-support": "~38.0.0",
-    "@ckeditor/ckeditor5-image": "~38.0.0",
-    "@ckeditor/ckeditor5-indent": "~38.0.0",
-    "@ckeditor/ckeditor5-language": "~38.0.0",
-    "@ckeditor/ckeditor5-link": "~38.0.0",
-    "@ckeditor/ckeditor5-list": "~38.0.0",
-    "@ckeditor/ckeditor5-paste-from-office": "~38.0.0",
-    "@ckeditor/ckeditor5-remove-format": "~38.0.0",
-    "@ckeditor/ckeditor5-source-editing": "~38.0.0",
-    "@ckeditor/ckeditor5-special-characters": "~38.0.0",
-    "@ckeditor/ckeditor5-style": "~38.0.0",
-    "@ckeditor/ckeditor5-table": "~38.0.0",
+    "@ckeditor/ckeditor5-alignment": "~38.0.1",
+    "@ckeditor/ckeditor5-autoformat": "~38.0.1",
+    "@ckeditor/ckeditor5-basic-styles": "~38.0.1",
+    "@ckeditor/ckeditor5-block-quote": "~38.0.1",
+    "@ckeditor/ckeditor5-code-block": "~38.0.1",
+    "@ckeditor/ckeditor5-editor-classic": "~38.0.1",
+    "@ckeditor/ckeditor5-editor-decoupled": "~38.0.1",
+    "@ckeditor/ckeditor5-essentials": "~38.0.1",
+    "@ckeditor/ckeditor5-heading": "~38.0.1",
+    "@ckeditor/ckeditor5-horizontal-line": "~38.0.1",
+    "@ckeditor/ckeditor5-html-support": "~38.0.1",
+    "@ckeditor/ckeditor5-image": "~38.0.1",
+    "@ckeditor/ckeditor5-indent": "~38.0.1",
+    "@ckeditor/ckeditor5-language": "~38.0.1",
+    "@ckeditor/ckeditor5-link": "~38.0.1",
+    "@ckeditor/ckeditor5-list": "~38.0.1",
+    "@ckeditor/ckeditor5-paste-from-office": "~38.0.1",
+    "@ckeditor/ckeditor5-remove-format": "~38.0.1",
+    "@ckeditor/ckeditor5-source-editing": "~38.0.1",
+    "@ckeditor/ckeditor5-special-characters": "~38.0.1",
+    "@ckeditor/ckeditor5-style": "~38.0.1",
+    "@ckeditor/ckeditor5-table": "~38.0.1",
     "@drupal/once": "1.0.x",
     "backbone": "1.4.x",
     "chokidar": "^3.3.1",
-    "ckeditor5": "~38.0.0",
+    "ckeditor5": "~38.0.1",
     "cspell": "^6.0.0",
     "dotenv-safe": "^8.2.0",
     "eslint": "^8.9.0",
diff --git a/core/yarn.lock b/core/yarn.lock
index 5083ac235299bba09ea8dad99064daf111faa0bb..8c2cefeb6063de4b428e2d2562e02f8292aba70f 100644
--- a/core/yarn.lock
+++ b/core/yarn.lock
@@ -23,299 +23,299 @@
     chalk "^2.0.0"
     js-tokens "^4.0.0"
 
-"@ckeditor/ckeditor5-alignment@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-alignment/-/ckeditor5-alignment-38.0.0.tgz#6352d89837f3837a4cd641e2ada088f4a2f33ce0"
-  integrity sha512-d+7egnNgfTC8rZpJ9+wQAcK0+bMmC/CSrRcn6GIi8IDfzVv61P+RUm3vZTwpKHxsCRzoS96YNRb02tSWP1bhBw==
+"@ckeditor/ckeditor5-alignment@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-alignment/-/ckeditor5-alignment-38.0.1.tgz#821169870c13e0caeb67c8a1e9127aaeca2c67d9"
+  integrity sha512-0AIJh9ZNyy2KgjnQ0En28k+iu9NpYrE+X8zmdKkSlMIEIkeThDNs2WiLJxLf2nNoKh8euGGdfQyAggVDqcF5MQ==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-autoformat@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-autoformat/-/ckeditor5-autoformat-38.0.0.tgz#e717f3898787aa61e2f816486d9036c3882fc732"
-  integrity sha512-IEYpd2swlzh9AeoKRGteghi8KrwCIbiwlctRpziqIDK1xg8l3JqNd2DTpu+M9wXwNbOvGD2yANE1nc5a8UyG/Q==
+"@ckeditor/ckeditor5-autoformat@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-autoformat/-/ckeditor5-autoformat-38.0.1.tgz#3202cd6aed037b9b33294427c67a7d7bba927d9f"
+  integrity sha512-yNV4Nh9Ltrr21sVE0yYUCKZZgwHrR719PkbU0KtiZMfX9MmJcHCqql3k8K0akiPwePMjs9HzfdEYZfuonzPUzg==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-basic-styles@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-basic-styles/-/ckeditor5-basic-styles-38.0.0.tgz#122972a568fd3bd0db4f562a33158c7539482ead"
-  integrity sha512-IaeJ99LlG8iGcOdoAab0rH5cNP3czF2Ya5yQvkWLzw63fodxWbunLPRaZ9WW6dnfTHPop+E9TpLQEuP33DazzQ==
+"@ckeditor/ckeditor5-basic-styles@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-basic-styles/-/ckeditor5-basic-styles-38.0.1.tgz#9867a808666fc4ce3474caf50f8896d5841934be"
+  integrity sha512-y5K7nbCtpjkKuimRnUa4oq1Xk7rCUMDlW/HUJew3vYKnS0YVfVc4cxRdw/daI70iRN88tQrxsy+xr/4dzzQCHQ==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-block-quote@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-block-quote/-/ckeditor5-block-quote-38.0.0.tgz#67d47353e856b76775767eebb7d204a92908547d"
-  integrity sha512-xETTFP27XCx0esAOzQlSVC0/7SdgmuiGPZKvgKI5ocmB3kgKb5xCg9W0AXyaT3vRRdwMDNMbyRvwJ6o2D/zOSA==
+"@ckeditor/ckeditor5-block-quote@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-block-quote/-/ckeditor5-block-quote-38.0.1.tgz#21244f473ff927dd8a83643611bd180d90824980"
+  integrity sha512-UL2sPeivNJuE7GpuNi8kS0O+DPcWKnHrefR9KRGknM9/oBtZJYqbSRUFOzmivdKjPTAlkTzpQgeoj+Ki1rXY7g==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-clipboard@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-clipboard/-/ckeditor5-clipboard-38.0.0.tgz#545b05082ac1f4e6a2240be68dbac486c6351a6e"
-  integrity sha512-uY6NH2V67PGFoPwgHlpPJXgluZ9ObHakkSHQYR+qKon71gJ5aJ+zI88Lpz9NMosMah9pAEUNdT7tgFPowfCtjw==
+"@ckeditor/ckeditor5-clipboard@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-clipboard/-/ckeditor5-clipboard-38.0.1.tgz#6b2dbdff1fd49643c751b74cd7236118ed4bd933"
+  integrity sha512-yAlif+UYoHH3gl/A1wNmXcMU98jJhmuLOSjVYWEIaVJQQbOtGesnDrDVXwST2KBZhyp/qBsblQnLyW4oqEJvug==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
-    "@ckeditor/ckeditor5-widget" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
+    "@ckeditor/ckeditor5-widget" "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-code-block@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-code-block/-/ckeditor5-code-block-38.0.0.tgz#9d745775cdd925933b80cb8a3cb7642150e2ddb3"
-  integrity sha512-6lOjY/9RIbVuME0PLYWS+vyDeM1tT18SvbrDJE8X3TwzHDWDbU9E0L4ZWkZ7LGpYU+h0AtK56P+f/kIkEYSYuA==
+"@ckeditor/ckeditor5-code-block@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-code-block/-/ckeditor5-code-block-38.0.1.tgz#824c2f888b77a49294690ea2edd1ffeae248a8bf"
+  integrity sha512-fh+m/pcnY204NlRDMzuB4PNm74MjLYCWUWg1hP0gEqy5ZBsS5dWcC92UBMxj3VRcO+OzJox4kpkS6dH8kg+OKg==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-core@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-core/-/ckeditor5-core-38.0.0.tgz#fc57c3d45170005d904c4f1963a08eb33998c92d"
-  integrity sha512-J+OP35tA6Ia86L2JGdpl9MpUGPwDVGujiPuF+ktXVHzkeYYB9bFDnuXw4MVN8E+eTAAwmDY/TSz9cL5RP6OkFA==
+"@ckeditor/ckeditor5-core@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-core/-/ckeditor5-core-38.0.1.tgz#1d4d9f5e32b14ff793f5d1f4a80e3fd3a4ef4ec3"
+  integrity sha512-DL3dp5Rlb0aGGtyQuE8AEQ/a1rfnQghNjn6EdOJhGlzt61JeP3hovY11JQQJ0qh8ZWDt//ZU2c5XmVqJeED08w==
   dependencies:
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-editor-classic@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-editor-classic/-/ckeditor5-editor-classic-38.0.0.tgz#fcf60f7aa9bd546a04b55094d383c5c8f7161e2b"
-  integrity sha512-BY5lFCOTDVdDhac+rYCNZ3EfKs3T9ywxyIFSY2VTq0JvknjCtRnHZFOH6cfq+jMhD5DPs4EhL4lIK8OGpkg8qw==
+"@ckeditor/ckeditor5-editor-classic@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-editor-classic/-/ckeditor5-editor-classic-38.0.1.tgz#a758f19dfed3cf3ac9f499cce4a17fb9407290d1"
+  integrity sha512-jE1mKrFvW2Go8mlfp5Ei5Mk5CNCBVKUnbrO6nJJPZQBSVGGz9fAd1bu/OjS7KgE/B4JJd7cdc9i1+8KlGeeqjw==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-editor-decoupled@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-editor-decoupled/-/ckeditor5-editor-decoupled-38.0.0.tgz#0fd26b902e8663418a3fbe8a99f1d68cd6f348f0"
-  integrity sha512-/dGr02lt/IOkL3Xc6SRLX73PzvSWtoig7j9cdDiEL0alav8KTWfb5zY4ogfljEBH3Gk4nNBJ02WMbQr1oweDhA==
+"@ckeditor/ckeditor5-editor-decoupled@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-editor-decoupled/-/ckeditor5-editor-decoupled-38.0.1.tgz#cc26b3abd0479f793f95c6e1fba02736b37c3174"
+  integrity sha512-UYESbLaetAnidPcELQWFdYzO8RmRkXAjXMfGwBt7CB7eInJwSUbJog1L6btMJH9mYLPwbO5nTHbU8W3ybZSRQw==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-engine@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-engine/-/ckeditor5-engine-38.0.0.tgz#90c0494f6ded32e7780b3b2236f24c6dd234fcfa"
-  integrity sha512-xwtHcfuf75tjhajZ7OU9I2hQCMpo7jxacVfX+9Yr1m/1PSkrE3Rm4NaqK2rmLRM/4bp/GjFJSijPdoKYlUvpzQ==
+"@ckeditor/ckeditor5-engine@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-engine/-/ckeditor5-engine-38.0.1.tgz#a656f6f0dfc4c78b0baaf029930242166bd21cb2"
+  integrity sha512-7gGcSv1TQ78G1dc0IAknGkWCou1xWbuSmZwT40bcLWnF+vz7hYY1i1Hj4Npp8SLVMkyisiYCdiSJrJrHjvXnyg==
   dependencies:
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-enter@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-enter/-/ckeditor5-enter-38.0.0.tgz#d575e0d2a45fdcd6172085c56f949705f99454a1"
-  integrity sha512-GdDuhAcpRUtfTeLrMOe2KUTK1G+TNpvdPJ+WTAK7YfBZZXUc8kk/0REpmIp+2p20Tc2c++xuocZSx2J9ePq9zA==
+"@ckeditor/ckeditor5-enter@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-enter/-/ckeditor5-enter-38.0.1.tgz#82c84c3c7cdb00563bfd7e60eaf80351129add4f"
+  integrity sha512-RIrx2eoV9k1JpHrXp9QdCKP0k+9jr3wqgplhdTj5Ae5BNZdulD4nFi+9NKOr4t9dHprL2RqcolD7DJtOD8I2GQ==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
 
-"@ckeditor/ckeditor5-essentials@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-essentials/-/ckeditor5-essentials-38.0.0.tgz#14d88ed14a180333621a33b860bc9fd10bbd84f5"
-  integrity sha512-dA9WnH8lS+gvlgwOts2eCp8MIHvqgeC9Xp+HR3uCG2kleNrJ9cMQL0sQNFgj5Nmqtk/krypWBIQH6fqTL2urag==
+"@ckeditor/ckeditor5-essentials@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-essentials/-/ckeditor5-essentials-38.0.1.tgz#cba17d58c903f342eb6435bf2f3ef281f373a6b7"
+  integrity sha512-V6DxWtC0CKVIK6BY4Dp6BqVf35pKJ0y2iNIUjStVosB0PaaIg8dHCHv+Y2DRgmM0EGYKih4zjzk7YVWuinHO9Q==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-heading@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-heading/-/ckeditor5-heading-38.0.0.tgz#a73f85cc33bef12facdfa530e2c4afaa3703796f"
-  integrity sha512-qEEniLcGJjtVfDb+KkYjL/bjjpajuS0mukFTwemLY3IXLz9i/dJY/a6nokTysc7YVNPfPobHR6F362PU39CdUg==
+"@ckeditor/ckeditor5-heading@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-heading/-/ckeditor5-heading-38.0.1.tgz#98408965c04ff057b25fa0937aa2894654e77907"
+  integrity sha512-pNGQyMAbinXZfk28kJJ5ITlEX7wlZ9zacFIaXbtEFUJpKgTYicDpBYMRc87548hP1Pombx/BJyMlJbhxUr4N5w==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-horizontal-line@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-horizontal-line/-/ckeditor5-horizontal-line-38.0.0.tgz#dd8a524f7fa84360a83b0727d665955253fb4a6e"
-  integrity sha512-Ib5SB+OItY2cdPBw0I5kOd+MWY/x2IEATjGwTwEMobj3dG1KRQq7mKuwATRqTEJxjL5gDu2gr3QqzyfufFecgg==
+"@ckeditor/ckeditor5-horizontal-line@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-horizontal-line/-/ckeditor5-horizontal-line-38.0.1.tgz#560bc8f1393d682548b244b9d579581d51f5be70"
+  integrity sha512-jRZuHcB5HBCMZx+9Cjb72HmxVDO6h3Q6XQsaHdzuNB/HIqhmurkSFyUr9qHUuF+/bNXvN5SxXQPPEb4pEFQbug==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-html-support@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-html-support/-/ckeditor5-html-support-38.0.0.tgz#dfd55ac16d1ff620546c6ea3ea9a9e3a28c82e4c"
-  integrity sha512-p/NSLHq7GX4/elba8iJULSBVBjhCm1JPhvzG2AZ4Yw8ZEEmbzIB0knXZ+lNaYjHTtwUDoel+vIuZ/bP7Bfl+kg==
+"@ckeditor/ckeditor5-html-support@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-html-support/-/ckeditor5-html-support-38.0.1.tgz#edb4bb2c1e8af3a8334b474a243ca16150dc0f98"
+  integrity sha512-2FD4+KZ9ZKPUBeZmj4GRVHRmdQmdtCujWR+uMRspkzncdSZnpwSmZ7LY6ydo5/jskA1XQO6U1iUavvsza1rung==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-image@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-image/-/ckeditor5-image-38.0.0.tgz#8a4ad70fae3ebdc354efaa561c68c4cbcd1739f6"
-  integrity sha512-QVT6jGBJ4dukgf1DBIE5aK3tr6M+lwhL97Nd4A2eaQvPicJpYKPwJfMqoNI9U3yt39X8lwisRD5eKyfrPE3pPw==
+"@ckeditor/ckeditor5-image@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-image/-/ckeditor5-image-38.0.1.tgz#e6e892f6db61569ce13e900c8c29720602c578a9"
+  integrity sha512-/Jx3LRBDCw17/8I0PFqNWnDc0k1YZbuVjYSWLioff8HrV+aBx4N9PwVfiB0Q7y6Ss4GkWE/A5E1eMgAuiiVIIg==
   dependencies:
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    ckeditor5 "^38.0.0"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-indent@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-indent/-/ckeditor5-indent-38.0.0.tgz#631ab1af39b512174ac4e3a31123c2d0f3f4dc2e"
-  integrity sha512-DBSqF3+mBcoWSno3B783JI+697aU2pH9GjbPgKLZmHg3/oJTJVjarSnvc36c9PdNx6WylwaCJkLLzLOS1p/zMA==
+"@ckeditor/ckeditor5-indent@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-indent/-/ckeditor5-indent-38.0.1.tgz#62bbd0a52274b00c70e75c1ed54ce1523f2f8898"
+  integrity sha512-pHjbqi6rbdg+V73/WV4cTfhD6CmgJDHuvAHNdJwz8SW7spvcj+gTBf7X+c5+ZSCCPY7BCO7lhSS27JhDgQ/CzA==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-language@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-language/-/ckeditor5-language-38.0.0.tgz#3dc9e81cc1e1cc657c1d1ff4a3a3fc2126e0a96e"
-  integrity sha512-BLFWsWv9ACHyUj3Ah7LH8KT8MnrP7vN6x93y75JxrN3f+dEzIKMhPx/ABXK3MrvGWZsVSgMGKwl9cBrYl4IT4g==
+"@ckeditor/ckeditor5-language@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-language/-/ckeditor5-language-38.0.1.tgz#ee5ff75909854f7328063ec48346e0df82a06224"
+  integrity sha512-MhVIF+oIMwIAUV/4CByaFuUCjQlcZlqG6H6mlD+0dYN0EVi6aN7V2pTRrpWufxDC0dDC2ye0Xlabn1bbvQ6erA==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-link@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-link/-/ckeditor5-link-38.0.0.tgz#8925071bae900215b3f11957e74b313a9ae3c123"
-  integrity sha512-UuSSddSDQO3EkHx4ZmuyGQ0RGsLoNAaUXmJk2/ZRE9P/oUdZoihMCTifGxZ92JX4pIKDqqEB8SzgGXIRHZ73wQ==
+"@ckeditor/ckeditor5-link@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-link/-/ckeditor5-link-38.0.1.tgz#66e0ef76914a9bb403352af92cd1ece832484d92"
+  integrity sha512-Ktu30/vw8ZUBJX6r5PWcDEKON6aggYQUIlyVG038abC+Fxipvd0wCiGoMOU/nUHsXqqKaNj66aB43FzfW1JURQ==
   dependencies:
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    ckeditor5 "^38.0.0"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-list@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-list/-/ckeditor5-list-38.0.0.tgz#b6e156906052a84a1982d666a848f2573a6a8369"
-  integrity sha512-u7bP5hc9+LZfOtQQQdG8p/mUiIYRWG/G4/6iOfZz+G7K3oVYMhtR6shwxutRb/jxBRK9PdOphtWg245T7rzK3A==
+"@ckeditor/ckeditor5-list@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-list/-/ckeditor5-list-38.0.1.tgz#f778790445bbb00c656e653a7655381fe020640a"
+  integrity sha512-MK2pq2bpq/8bW4WZsiCizEVcJVOlpryYjQNIdGo632ayl+zrttJuxJSCJkOjQpqBlXTmCunG9i+Vxe+uvm/k1w==
   dependencies:
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    ckeditor5 "^38.0.0"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-paragraph@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-paragraph/-/ckeditor5-paragraph-38.0.0.tgz#bfb3b2fb700f7a889b8bd1d09ae17368b1265fea"
-  integrity sha512-HPDS7MxNB/5Zf3X+vHcAQOqvN4dDl/ZdmxLlLNjGqFmSsoRLxN4FoRLHnbIifCjis/fFmClSxzzfc5AifKA2Vg==
+"@ckeditor/ckeditor5-paragraph@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-paragraph/-/ckeditor5-paragraph-38.0.1.tgz#553a9129df5ecaec677a1069b67159b2354d5df9"
+  integrity sha512-LgI/NhWT8F8ntmzhGfhY/SP50jBMcm5IEGHslFceYhvPijOYldm+R+Ip2kjkJJDWR+PcgS3QRZLx60qMJLXxqA==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
 
-"@ckeditor/ckeditor5-paste-from-office@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-paste-from-office/-/ckeditor5-paste-from-office-38.0.0.tgz#312bd5d7cde4d9eae12c36923ec97fe63606fa06"
-  integrity sha512-VvtGdf8PEBZ6tndxHkskd5/H05Pj+iSVj3Woh7VKtEbC7EZ7ztG4JfQGV0wqDDuVXkPtIVH8589RqHEGt1Wb7Q==
+"@ckeditor/ckeditor5-paste-from-office@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-paste-from-office/-/ckeditor5-paste-from-office-38.0.1.tgz#655292f4ef6972a7abe70d98f824adffee357c1c"
+  integrity sha512-BRIwDkQhbSUFo4v1HDK02CtfQUFpsgc+nIo1/XBmZXVNksGUr2+Pz2KrtAkblQygU2MsKPzBWtTzT5X2qzgx1Q==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-remove-format@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-remove-format/-/ckeditor5-remove-format-38.0.0.tgz#73f975b2695015597173c738a9eccc55c1d2fb1d"
-  integrity sha512-QJ6VbJJziw79NWz8z2XNjE6CShoHjDOXzqujcV5XdS9UMdbs6qzk2jwTWI/jHiL4eicC7at3dmowpw4RsTHUyw==
+"@ckeditor/ckeditor5-remove-format@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-remove-format/-/ckeditor5-remove-format-38.0.1.tgz#bcbad56df5ae4673c95c9a81951c600aa86f54fb"
+  integrity sha512-uqkAKzmqB0hIOX+23pNrZM7P9KYuWEMruz00Ylp035raLnFk1R4FYTbzJiHDv3rm0Yz0AsBpx+/P9mXGVwx1vw==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-select-all@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-select-all/-/ckeditor5-select-all-38.0.0.tgz#6e87758105897b01a7ccfb0dee4ad08498308499"
-  integrity sha512-VVucBIUrDuAEHnObmW0HVF+/O8Gr1yuUjgAHoBeMX4vroMfO8cHJzjuuV6ksrmblRzpdR2mIe96qx9E5oiqWMg==
+"@ckeditor/ckeditor5-select-all@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-select-all/-/ckeditor5-select-all-38.0.1.tgz#717efa78bdbf1ca631107bce1ac2d7ff06473922"
+  integrity sha512-rFkeA27Poa3PzjpBP8f5hiQY0/81yzYDF2Zz6Zfah9yN103A6e+CXUBoo/BfBH6wBDFNJHG7/7sKL99AMJvmLQ==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
 
-"@ckeditor/ckeditor5-source-editing@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-source-editing/-/ckeditor5-source-editing-38.0.0.tgz#79f5065a47f7f93ff28e263f41eda44927de59ea"
-  integrity sha512-D3Y0ndEwynObjxmmaFbv47JNoVG6c5+/XnbCeUc7Pu+hnSnsRIZbbjguvqDxeLn5eZUp7fjntjmDX0WrmZmqxg==
+"@ckeditor/ckeditor5-source-editing@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-source-editing/-/ckeditor5-source-editing-38.0.1.tgz#5ea6d5bee974cd1807430d13d158f827f36efd98"
+  integrity sha512-lJOyH7/hKDSSGTJMIkdyWY3l/FGxGj+P1i2/qBaiqcxxOFS7o29Q3W7Fz5L4XQalHjWeXaZ5zgpLNSrvoNdlcQ==
   dependencies:
-    "@ckeditor/ckeditor5-theme-lark" "^38.0.0"
-    ckeditor5 "^38.0.0"
+    "@ckeditor/ckeditor5-theme-lark" "^38.0.1"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-special-characters@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-special-characters/-/ckeditor5-special-characters-38.0.0.tgz#9c0761505fd38b6a0462353423de93e6186e74bd"
-  integrity sha512-Tqz9c7rn1DbXY/Y8OkmQwTUK5IPS1WqsKYBzbidjDv2S3lBvH1Ut1cfa92lHf+PJ3ilgYxwma9AlF0xL+5OYJQ==
+"@ckeditor/ckeditor5-special-characters@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-special-characters/-/ckeditor5-special-characters-38.0.1.tgz#b2b864367c7957a373e344684bb62f30e7671f84"
+  integrity sha512-Y9GSDUXsntXdF90GZfzXiazkfziusBIp0pimjgXttZEnAYvQZCUYf5vqydALz1aclv8VnvQk7ryEHvBTXpIm8A==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
 
-"@ckeditor/ckeditor5-style@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-style/-/ckeditor5-style-38.0.0.tgz#12b87ac8c8d28d916cab8b2dd9796e966b72d111"
-  integrity sha512-YUwZOr0Cn7Me4+bDhZSk1tJ9LW0CktbdjDT9qsYgIh3nbJaI/RJEM0qJL0asHWm1ci04eYxCtcwS+HpC3xh+Iw==
+"@ckeditor/ckeditor5-style@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-style/-/ckeditor5-style-38.0.1.tgz#4c96917084dd459277dc66096e55dfa57585b556"
+  integrity sha512-aKnbPBaMEWkb9ZwNJu2oc5KzUGspsuqqTr3HcSjqU9hsX/EPYncRQ6nLFSTDVaf3ry9XvZbqhe/pQ3K/L977qQ==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-table@~38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-table/-/ckeditor5-table-38.0.0.tgz#d1ce42eeb367955520587201ba286c5c334f89c6"
-  integrity sha512-RYPzMm2ocQAt86IW9yvehF15j5bvfFlNuaOpkp3q3+NTSOLycMHDPXQkNDJJM51J+urdDl3FrPgxHwcnjjCQHw==
+"@ckeditor/ckeditor5-table@~38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-table/-/ckeditor5-table-38.0.1.tgz#0957f22955e4fa8e76dae8fd0b883d2d889d6fab"
+  integrity sha512-GWlS0EzeEAvGzMjLtydqGvLP1G8OSpR/PDYEzTFzVXTVzWN0P0nI/aCdkLDb/rfRe03Yszb7bKupl9PyK+kDQQ==
   dependencies:
-    ckeditor5 "^38.0.0"
+    ckeditor5 "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-theme-lark@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-theme-lark/-/ckeditor5-theme-lark-38.0.0.tgz#d60be799570302de3caa4154730ffc5c71c00ff1"
-  integrity sha512-jFxN4ASUUhMXW//CCNudKbYSQNfnfoibBkIKko4vWCoBnXvd2qvHHfpTHYhii3MD8CDfTaEFdtD/XqwVmmr0LQ==
+"@ckeditor/ckeditor5-theme-lark@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-theme-lark/-/ckeditor5-theme-lark-38.0.1.tgz#45358270d80dde83eb25ab2a1aedbc2086dc1fd7"
+  integrity sha512-mXL/6cIsTjShWbYKHGuY1YqllouFCfiDHVIaAZxJzgHjwJnDDiZtSvNQ/5XbM3KpPalkJYXoW2VNTvvQn6KuOg==
   dependencies:
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
 
-"@ckeditor/ckeditor5-typing@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-typing/-/ckeditor5-typing-38.0.0.tgz#ff0a3d66acd8121c92fea9e72b9097fe87a84b9f"
-  integrity sha512-Ts2e1BohJjBU8debU5rrnTqIN7uvunKrsNPPW6H7sjh+zXolqMK+nqpS8ZNYiYZZ7G3wwN2Ws1kF9cm/wz5dew==
+"@ckeditor/ckeditor5-typing@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-typing/-/ckeditor5-typing-38.0.1.tgz#a86fc2f74c84a0a7857c7da107e7277e1cceec83"
+  integrity sha512-717JKThNYRkLxH4L/5AGDqexFc8L2rvkFMbflQSvGRhPpl5d40o+DAduTENkMN0WWuFTovAYDjEwMrjjbUKO7w==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-ui@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-ui/-/ckeditor5-ui-38.0.0.tgz#8f334b94e407e43dffbe9c80b7eaf38e433e347c"
-  integrity sha512-Q6suIOozT1YWejH07dPMB0wDc7oqoKCzh8yU7Co8NGFv3M34Qjk4AXmPXedXsoaM/0S0zvFX1m5UrbdAAhzUtg==
+"@ckeditor/ckeditor5-ui@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-ui/-/ckeditor5-ui-38.0.1.tgz#af340d8288ebf6787b34a958a24198ea498ad197"
+  integrity sha512-7ufB/DkIkkJDFAmSMVc5FgohxLs02+s2KAAlIoCopA+6nPTnJEQjIoHgFaqB28QTW6C9z5VSE21lpHwz+zb/fg==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
     color-convert "2.0.1"
     color-parse "1.4.2"
     lodash-es "^4.17.15"
     vanilla-colorful "0.7.2"
 
-"@ckeditor/ckeditor5-undo@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-undo/-/ckeditor5-undo-38.0.0.tgz#6c3795c8f03b99347af412fdf7575c59c09096c6"
-  integrity sha512-IDQ7LABZFpwKfPkme+lfEadmiNoO2C1CTli/lV+vWF+U/WFUl8u2c+R12GlHHfOKeeCbgexjbijHWWAvF94cMw==
+"@ckeditor/ckeditor5-undo@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-undo/-/ckeditor5-undo-38.0.1.tgz#2ffa074bc519e621329a85082e11c4a832507b75"
+  integrity sha512-nd6jlycoNYguJpiLEqc5wzFV6VE7y2Bieop9pn//ak0uiTHuup81sZH3aHCw2c/2Qq46O8k5eqoYgeB1Pm2+WQ==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
 
-"@ckeditor/ckeditor5-upload@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-upload/-/ckeditor5-upload-38.0.0.tgz#f6d016bc65a0619ff1ca058872081ceb09228961"
-  integrity sha512-kgp2YBXnF5dWEyHT7CdJsoGFREUVzYOt6WeuQiCXSe2VzGfvEdxATx1noDgZlWtm5hJoOx7xrBVicpcvcXGr5g==
+"@ckeditor/ckeditor5-upload@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-upload/-/ckeditor5-upload-38.0.1.tgz#52ff761c910d8719a44249375e08fc4e225cd7cf"
+  integrity sha512-vwcs5DZcjDW3ynnCVMXjHWCpLBZ9r544tlo5Gbe287X253vMAse2DDJ9pD9KYqPv1k3QNGaKRa4CtjuKarpUWw==
   dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
 
-"@ckeditor/ckeditor5-utils@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-utils/-/ckeditor5-utils-38.0.0.tgz#20e397758ea3a962a9e090f10778208c1859ec28"
-  integrity sha512-bT8Aao2ThonIf9Z4VgFTiL8UGd7q/75okYDu35vQEzHXmfxI5uoVNcvbFjqW1hZ7ALoMk4bsf41MZeZbzgZmGA==
+"@ckeditor/ckeditor5-utils@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-utils/-/ckeditor5-utils-38.0.1.tgz#2bd17e3d49b66f0fa6694d69bd59446fecb2a13a"
+  integrity sha512-biJ7yBUSumPDPq14FvZFW4+lHD2LfcZLWgJ7KesoseSOo2BgXAznUGozndEgeHYlnevs9bJAjQOGlTd5bYOW0w==
   dependencies:
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-watchdog@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-watchdog/-/ckeditor5-watchdog-38.0.0.tgz#12d850389c7e7fde87425c50f4e50e15ad4d2dc6"
-  integrity sha512-0ymky3wShXFrTeJkYZzH5+nAzfOse4uOSqAyqLVPK0DVduKXgbEyqo9v0Pg+zHL+HyS1KBGWjLTSXmJzsvy4QQ==
+"@ckeditor/ckeditor5-watchdog@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-watchdog/-/ckeditor5-watchdog-38.0.1.tgz#a526a404f8ae6de80d064919739a05ceb96074e6"
+  integrity sha512-Q2QeUbDpoA4gIYpd0BicnP0k7ZxuY09x6+8AYNG45xI9NvcFhyyry/dw41AwFmqcZbU3NfPxV47vJzIQ2ZOqQg==
   dependencies:
     lodash-es "^4.17.15"
 
-"@ckeditor/ckeditor5-widget@^38.0.0":
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-widget/-/ckeditor5-widget-38.0.0.tgz#2350fe1c13588096683f85316b2bb84a58c8cb95"
-  integrity sha512-9aFIcGeEpfV+ZB9qq1fgwBO/l/sUMgARl0sBPPh+DSHAaT2WNHRIopY2jc40gXxgX6ji80ZVn1NZujTiaedqvQ==
-  dependencies:
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-enter" "^38.0.0"
-    "@ckeditor/ckeditor5-typing" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
+"@ckeditor/ckeditor5-widget@^38.0.1":
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-widget/-/ckeditor5-widget-38.0.1.tgz#e2f82ee9a1678fcfce73a44754e049bf918d0c6b"
+  integrity sha512-2XxSXzS9doFWGX7Lb5U5+sLr6tJQOUP17lGBC2PwaNPfZWTk73ibq3vUlboAJJB5Hv3JrIa971KH6rcFIdr1Hg==
+  dependencies:
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-enter" "^38.0.1"
+    "@ckeditor/ckeditor5-typing" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
     lodash-es "^4.17.15"
 
 "@colors/colors@1.5.0":
@@ -1626,24 +1626,24 @@ ci-info@3.3.0:
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-3.3.0.tgz#b4ed1fb6818dea4803a55c623041f9165d2066b2"
   integrity sha512-riT/3vI5YpVH6/qomlDnJow6TBee2PBKSEpx3O32EGPYbWGIRsIlGRms3Sm74wYE1JMo8RnO04Hb12+v1J5ICw==
 
-ckeditor5@^38.0.0, ckeditor5@~38.0.0:
-  version "38.0.0"
-  resolved "https://registry.yarnpkg.com/ckeditor5/-/ckeditor5-38.0.0.tgz#c18f5fa9dbd4122aeca9badbff7ac6334d42c5e0"
-  integrity sha512-BpoV/hBI/b+JkLMyB+OVW1OkoQqn3SvkawWCLe25gUFRceKsio/YUUHqeBGbKCOHVYfYr9pINSjMihVS7HZQFw==
-  dependencies:
-    "@ckeditor/ckeditor5-clipboard" "^38.0.0"
-    "@ckeditor/ckeditor5-core" "^38.0.0"
-    "@ckeditor/ckeditor5-engine" "^38.0.0"
-    "@ckeditor/ckeditor5-enter" "^38.0.0"
-    "@ckeditor/ckeditor5-paragraph" "^38.0.0"
-    "@ckeditor/ckeditor5-select-all" "^38.0.0"
-    "@ckeditor/ckeditor5-typing" "^38.0.0"
-    "@ckeditor/ckeditor5-ui" "^38.0.0"
-    "@ckeditor/ckeditor5-undo" "^38.0.0"
-    "@ckeditor/ckeditor5-upload" "^38.0.0"
-    "@ckeditor/ckeditor5-utils" "^38.0.0"
-    "@ckeditor/ckeditor5-watchdog" "^38.0.0"
-    "@ckeditor/ckeditor5-widget" "^38.0.0"
+ckeditor5@^38.0.1, ckeditor5@~38.0.1:
+  version "38.0.1"
+  resolved "https://registry.yarnpkg.com/ckeditor5/-/ckeditor5-38.0.1.tgz#ab50532c436e019f2e1fd95fde5f981d124d3f03"
+  integrity sha512-r1axtjYlQZxcyWyF9vbiPiZYZSYBd40ITlo6gC7L5bOLSlFNreEif7b7IRKg4e5aGn4c1FopTk7WoLsZ/CnSoA==
+  dependencies:
+    "@ckeditor/ckeditor5-clipboard" "^38.0.1"
+    "@ckeditor/ckeditor5-core" "^38.0.1"
+    "@ckeditor/ckeditor5-engine" "^38.0.1"
+    "@ckeditor/ckeditor5-enter" "^38.0.1"
+    "@ckeditor/ckeditor5-paragraph" "^38.0.1"
+    "@ckeditor/ckeditor5-select-all" "^38.0.1"
+    "@ckeditor/ckeditor5-typing" "^38.0.1"
+    "@ckeditor/ckeditor5-ui" "^38.0.1"
+    "@ckeditor/ckeditor5-undo" "^38.0.1"
+    "@ckeditor/ckeditor5-upload" "^38.0.1"
+    "@ckeditor/ckeditor5-utils" "^38.0.1"
+    "@ckeditor/ckeditor5-watchdog" "^38.0.1"
+    "@ckeditor/ckeditor5-widget" "^38.0.1"
 
 clear-module@^4.1.2:
   version "4.1.2"