fix: Fix media source

src/Plugin/UiPatterns/Source/MediaSource.php

@@ -77,7 +77,8 @@ class MediaSource extends SourcePluginBase {
    * Returns the referenced media object.
    */
   protected function getMedia(): ?Media {
-    $media_id = $this->getSetting('media')['media_library_selection'] ?? NULL;
+    $media_configuration = $this->getSetting('media');
+    $media_id = $media_configuration['media_library_selection'] ?? $media_configuration;
     return $media_id !== NULL && is_numeric($media_id) ? Media::load($media_id) : NULL;
   }
 
@@ -118,9 +119,10 @@ class MediaSource extends SourcePluginBase {
     $configure = $this->getConfiguration()['configure'];
     $media = $this->getMedia();
     $media_id = $media?->id();
+
     $form['media'] = [
       '#type' => 'media_library',
-      '#default_value' => $media_id,
+      '#default_value' =>  $media_id,
     ];
 
     $this->addRequired($form['media']);

src/Plugin/UiPatterns/Source/UiStylesWidget.php

@@ -42,8 +42,8 @@ class UiStylesWidget extends SourcePluginBase implements PluginWidgetSettingsInt
       /** @var \Drupal\ui_styles\Definition\StyleDefinition $style_definition */
       $style_definition = self::stylesManager()->getDefinition($plugins_id);
       $options = $style_definition->getOptions();
-      $option = $options[$this->settings[$plugins_id]] ?? [];
-      $attributes->addClass($option['class'] ?? '');
+      $option = $options[$this->settings[$plugins_id]]['class'] ?? $this->settings[$plugins_id];
+      $attributes->addClass($option ?? '');
     }
 
     return $attributes;