metaRepository = $metaRepository; } public function index(Request $request) { $validator = Validator::make($request->all(), [ 'patch_num' => 'required' ]); if ($validator->fails()) { return $this->response->error($validator->errors()->first(), 500); } $meta = $this->metaRepository->view($request->all()); if($meta){ return $this->response->item($meta, new MetaTransformer()); } return $this->response->error('该批次信息不存在', 500); } }