Thomas MUSA · Thomas MUSA
--- a/src/Element/ComponentElementAlter.php
+++ b/src/Element/ComponentElementAlter.php
   */
  public function alter(array $element) {
    $element = $this->cleanSlotsValues($element);
+    if (empty($element['#slots'])) {
+      $element['#slots'] = [];
+    }
+    $element['#propsAlter'] = [];
--- a/src/Element/ComponentElementAlter.php
+++ b/src/Element/ComponentElementAlter.php
   */
  public function alter(array $element) {
    $element = $this->cleanSlotsValues($element);
+    if (empty($element['#slots'])) {
--- a/src/Element/ComponentElementBuilder.php
+++ b/src/Element/ComponentElementBuilder.php
  protected function buildProps(array $build, Component $component, array $configuration, array $contexts): array {
    $props = $component->metadata->schema['properties'] ?? [];
    foreach ($props as $prop_id => $prop_definition) {
-      $prop_configuration = $configuration['props'][$prop_id] ?? [];
+      $prop_configuration = $configuration['ui_patterns']['props'][$prop_id] ?? [];
--- a/src/Element/ComponentElementBuilder.php
+++ b/src/Element/ComponentElementBuilder.php
  protected function buildSlots(array $build, Component $component, array $configuration, array $contexts): array {
    $slots = $component->metadata->slots ?? [];
    foreach ($slots as $slot_id => $slot_definition) {
-      $slot_configuration = $configuration['slots'][$slot_id] ?? [];
+      $slot_configuration = $configuration['ui_patterns']['slots'][$slot_id] ?? [];
--- a/src/Form/ComponentFormBuilderTrait.php
+++ b/src/Form/ComponentFormBuilderTrait.php
      '#type' => 'component',
      '#component' => $component_id ?? $this->getComponentConfiguration()['component_id'],
      '#ui_patterns' => $this->getComponentConfiguration(),
+      '#source_context' => $this->getComponentSourceContexts(),
--- a/src/Element/ComponentElementBuilder.php
+++ b/src/Element/ComponentElementBuilder.php
    if (!$source_id) {
      return $build;
    }
+    if (!$this->sourcesManager->isApplicable($source_id, $contexts)) {
--- a/src/Element/ComponentPropsForm.php
+++ b/src/Element/ComponentPropsForm.php
      }
    }
    if ($selected_source) {
+      $build_info = $form_state->getBuildInfo();
--- a/src/Element/ComponentSlotsForm.php
+++ b/src/Element/ComponentSlotsForm.php

    /** @var \Drupal\ui_patterns\SourcePluginManager $sources_manager */
    $sources_manager = \Drupal::service("plugin.manager.ui_patterns_source");
-    $source_ids = array_keys($sources_manager->getDefinitionsForPropType('slot', self::getComponentSourceContexts($element)));
+    $contexts = self::getComponentSourceContexts($element);
+
+    $build_info = $form_state->getBuildInfo();