public async Task <string> AddOrModify([FromForm] MenuAddOrModifyModel item) { var result = new BaseResult(); MenuValidation validationRules = new MenuValidation(); ValidationResult results = validationRules.Validate(item); if (results.IsValid) { result = await _service.AddOrModifyAsync(item); } else { result.ResultCode = ResultCodeAddMsgKeys.CommonModelStateInvalidCode; result.ResultMsg = results.ToString("||"); } return(JsonHelper.ObjectToJSON(result)); }