3457775 - Priorized block_uuid when looking for the block

Closes #3457775

src/Element/LayoutBuilder.php

@@ -4,6 +4,7 @@ namespace Drupal\layout_builder_st\Element;
 
 use Drupal\Component\Plugin\ConfigurableInterface;
 use Drupal\Component\Plugin\DerivativeInspectionInterface;
+use Drupal\Core\Entity\ContentEntityInterface;
 use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Core\Render\Element;
 use Drupal\layout_builder\Element\LayoutBuilder as CoreLayoutBuilder;
@@ -147,10 +148,23 @@ final class LayoutBuilder extends CoreLayoutBuilder {
       $plugin = $component->getPlugin();
       if ($plugin instanceof DerivativeInspectionInterface && $plugin->getBaseId() === 'inline_block') {
         $configuration = $plugin->getConfiguration();
-        /** @var \Drupal\block_content\Entity\BlockContent $block */
-        $block = $this->entityTypeManager->getStorage('block_content')
-          ->loadRevision($configuration['block_revision_id']);
-        if ($block->isTranslatable()) {
+
+        if (isset($configuration['block_uuid'])) {
+          $block = $this->entityTypeManager->getStorage('block_content')
+            ->loadByProperties([
+              'uuid' => $configuration['block_uuid']
+            ]);
+
+          if ($block) {
+            $block = current($block);
+          }
+        }
+        else {
+          $block = $this->entityTypeManager->getStorage('block_content')
+            ->loadRevision($configuration['block_revision_id']);
+        }
+
+        if ($block instanceof ContentEntityInterface && $block->isTranslatable()) {
           $contextual_group = 'layout_builder_inline_block_translation';
         }
       }