laravel http 自定义公共验证和响应的方法

<"",$status=200)
  {
    if(is_array($content)&&count($content)<1){
      $data['content']=$content;
      $data['code']=0;
      $data['msg']="数据不存在";
      return response()->json($data,$status);
    }
    $data['content']=$content;
    $data['code']=1;
    $data['msg']=$message;
    return response()->json($data,$status);
  }

  /***
   * 响应错误返回的函数
   *
   * @param $message
   * @param int $status
   * @return \Illuminate\Http\JsonResponse
   */
  public function error($message,$status=200)
  {
    $data['code']=0;
    $data['msg']=$message;
    return response()->json($data,$status);
  }


  /***
   * 响应错误返回的函数
   *
   * @param $message
   * @param $content
   * @param int $status
   * @return \Illuminate\Http\JsonResponse
   */
  public function errorWithData($message,$content,$status=200)
  {
    $data['code']=0;
    $data['data']=$content;
    $data['msg']=$message;
    return response()->json($data,$status);
  }

  /***
   * 验证字段属性
   *
   * @param $all
   * @param $rules
   * @param bool $message
   * @return array|bool|string
   */
  public function validate($all,$rules,$message=false){
    if(!$message){
      $message=$this->getMessage();
    }
    $validator = Validator::make($all, $rules,$message);
    if ($validator->fails()) {
      $array = array_flatten($validator->errors()->toArray());
      $message=implode(' ',$array);
      return $message;
    }
    return false;
  }

  /***
   * 返回验证message
   * @return array
   */
  public function getMessage(){
    return [
      'required' => '字段 :attribute 是必须的.',
      'unique' => '该数据已经存在.',
      'between' => '字段 :attribute 必须在 :min - :max.之间',
    ];
  }

}