public IHttpActionResult PostAdd(DormSettingDto model) { OperationResult result = _setService.Add(model); if (result.ResultType == OperationResultType.Success) { DormSettingDto dsDto = (DormSettingDto)result.AppendData; return(CreatedAtRoute("DefaultApi", new { id = dsDto.Id }, dsDto)); } return(BadRequest(ModelState)); }