ENGCOM-4081: graphQl-336: Magento/CatalogGraphQl/Model/Category/LevelCalculator class has fields declared dynamically #337

Author: naydav

app/code/Magento/CatalogGraphQl/Model/Category/LevelCalculator.php

@@ -15,6 +15,16 @@
  */
 class LevelCalculator
 {
+    /**
+     * @var ResourceConnection
+     */
+    private $resourceConnection;
+
+    /**
+     * @var Category
+     */
+    private $resourceCategory;
+
     /**
      * @param ResourceConnection $resourceConnection
      * @param Category $resourceCategory
@@ -39,6 +49,7 @@ public function calculate(int $rootCategoryId) : int
         $select = $connection->select()
             ->from($this->resourceConnection->getTableName('catalog_category_entity'), 'level')
             ->where($this->resourceCategory->getLinkField() . " = ?", $rootCategoryId);
+
         return (int) $connection->fetchOne($select);
     }
 }