Clean up Tag::resetIdAsset

models/Tag.php

@@ -313,8 +313,7 @@ class Tag
 	public function resetIdAsset()
 	{
 		$db = Registry::get('db');
-
-		$row = $db->query('
+		$new_id = $db->queryValue('
 			SELECT MAX(id_asset) as new_id
 			FROM assets_tags
 			WHERE id_tag = {int:id_tag}',
@@ -322,18 +321,12 @@ class Tag
 				'id_tag' => $this->id_tag,
 			]);
 
-		$new_id = 0;
-		if(!empty($row))
-		{
-			$new_id = $row->fetch_assoc()['new_id'];
-		}
-
 		return $db->query('
 			UPDATE tags
 			SET id_asset_thumb = {int:new_id}
 			WHERE id_tag = {int:id_tag}',
 			[
-				'new_id' => $new_id,
+				'new_id' => $new_id ?? 0,
 				'id_tag' => $this->id_tag,
 			]);
 	}