public ActionResult <ProductDetailDto> DeleteProductDetail(int id) { var productDto = _productdetailService.DeleteProductDetail(id); if (productDto == null) { List <string> errorMessage = new List <string>(); errorMessage.Add("Đã phát sinh lỗi, vui lòng thử lại"); return(BadRequest(new ResponseDto(errorMessage, 500, ""))); } List <string> successMessage = new List <string>(); successMessage.Add("Xoá thành công"); var responseDto = new ResponseDto(successMessage, 200, ""); return(Ok(responseDto)); }