MC-37121: Deleted category still shown as available Category during product creation - restore deleted method.

Author: engcom-Foxtrot

lib/internal/Magento/Framework/App/Cache/FlushCacheByTags.php

@@ -55,6 +55,24 @@ public function __construct(
         $this->tagResolver = $tagResolver;
     }
 
+    /**
+     * Clean cache on save object
+     *
+     * @param AbstractResource $subject
+     * @param \Closure $proceed
+     * @param AbstractModel $object
+     * @return AbstractResource
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function aroundSave(AbstractResource $subject, \Closure $proceed, AbstractModel $object): AbstractResource
+    {
+        $result = $proceed($object);
+        $tags = $this->tagResolver->getTags($object);
+        $this->cleanCacheByTags($tags);
+
+        return $result;
+    }
+
     /**
      * Clean cache on delete object
      *