public function actionAdd($ingredientId)
 {
     // less queries here
     $postType = Posts::TYPE_USER_INGREDIENTS;
     $post = Posts::find()->where(['and', ['PostType' => $postType], ['UserID' => Yii::$app->user->getId()]])->one();
     if (!$post) {
         $post = new Posts();
         $post->PostType = $postType;
         $post->UserID = Yii::$app->user->getId();
         $post->save();
     }
     $ingredient = Tags::findOne($ingredientId);
     $post->link('tags', $ingredient);
 }