public IActionResult Update(int id, UpdateProductModelModel model) { var entity = _service.ProductModels.Id(id).FirstOrDefault(); if (entity == null) { return(NotFound(AppResult.NotFound())); } var validationData = _service.ValidateUpdateProductModel(User, entity, model); if (!validationData.IsValid) { return(BadRequest(AppResult.FailValidation(data: validationData))); } _service.UpdateProductModel(entity, model); context.SaveChanges(); // must be in transaction var ev = _ev_service.UpdateProductModel(entity, User); context.SaveChanges(); return(NoContent()); }