/**
  * @param $id
  * @param \Illuminate\Http\Request $request
  * @return \Illuminate\Http\RedirectResponse
  */
 public function sorting($id, Request $request)
 {
     if (is_array($request->get('order')) && $request->get('order')) {
         foreach ($request->get('order') as $key => $value) {
             if (Menu::whereGroupId($id)->whereId($key)->count()) {
                 $menu = Menu::find($key);
                 $menu->update(['order_id' => $value]);
             }
         }
     }
     return $this->redirect->back();
 }