public async Task <AcceptOrderSuggestionCommandResponse> Handle(AcceptOrderSuggestionCommand command) { var setting = _applicationSettingRepository.AsQuery().FirstOrDefault(); var orderSuggestion = await _repository.AsQuery().SingleOrDefaultAsync(p => p.Id == command.OrderSuggestionId); if (orderSuggestion == null) { throw new DomainException("پیشنهاد سفارش یافت نشد"); } var order = _orderRepository.AsQuery().SingleOrDefault(p => p.Id == orderSuggestion.OrderId); if (order == null) { throw new DomainException("سفارش یافت نشد"); } if (DateTime.Now > orderSuggestion.CreationTime.AddMinutes(setting.OrderSuggestionExpireTime)) { throw new DomainException("زمان تایید پیشنهاد پایان یافته است"); } var selectedOrderSuggestionItems = orderSuggestion.OrderSuggestionItems.Where(p => command.AcceptOrderSuggestionItem.Any(i => i.OrderSuggestionItemId == p.Id)) .ToList(); long factorId = _seqRepository.GetNextSequenceValue(SqNames.FactorIdSequence); List <FactorRaw> factorRaws = new List <FactorRaw>(); var havePercentDiscountToday = _orderDomainService.CheckOrderPercentDiscountToday(order.Customer, orderSuggestion.OrderId); foreach (var selectedOrderSuggestionItem in selectedOrderSuggestionItems) { switch (selectedOrderSuggestionItem) { case AlternativeProductSuggestionItem alternativeProductSuggestionItem: { var itemQuantity = command.AcceptOrderSuggestionItem.SingleOrDefault(p => p.OrderSuggestionItemId == selectedOrderSuggestionItem.Id); var quantity = itemQuantity?.Quantity ?? alternativeProductSuggestionItem.Quantity; var product = _productRepository.Find(alternativeProductSuggestionItem .AlternativeProductSuggestion.ProductId); if (product == null) { throw new DomainException("محصول جایگزین یافت نشد"); } var factorRaw = new FactorRaw(product.Id, quantity, alternativeProductSuggestionItem.Description, alternativeProductSuggestionItem.Price, product.Name, alternativeProductSuggestionItem.AlternativeProductSuggestion .ProductImage, product.Brand.Id, product.Brand.Name, null); factorRaws.Add(factorRaw); break; } case HasProductSuggestionItem hasProductSuggestionItem: { var itemQuantity = command.AcceptOrderSuggestionItem.SingleOrDefault(p => p.OrderSuggestionItemId == selectedOrderSuggestionItem.Id); var quantity = itemQuantity?.Quantity ?? hasProductSuggestionItem.Quantity; var product = _productRepository.Find(hasProductSuggestionItem.OrderItem.OrderProduct.ProductId); FactorRaw factorRaw; if (havePercentDiscountToday) { if (hasProductSuggestionItem.OrderItem.Discount != null) { if (hasProductSuggestionItem.OrderItem.Discount is OrderItemPercentDiscount orderItemPercentDiscount) { if (orderItemPercentDiscount.HasDiscountValid()) { factorRaw = new FactorRaw(product.Id, quantity, hasProductSuggestionItem.Description, hasProductSuggestionItem.Price, product.Name, hasProductSuggestionItem.OrderItem.OrderProduct.ProductImage, product.Brand.Id, product.Brand.Name, new FactorRawPercentDiscount(Guid.NewGuid(), orderItemPercentDiscount.DiscountId, orderItemPercentDiscount.DiscountTitle, orderItemPercentDiscount.FromDate, orderItemPercentDiscount.ToDate, orderItemPercentDiscount.Percent, orderItemPercentDiscount.FromTime, orderItemPercentDiscount.ToTime)); } else { factorRaw = new FactorRaw(product.Id, quantity, hasProductSuggestionItem.Description, hasProductSuggestionItem.Price, product.Name, hasProductSuggestionItem.OrderItem.OrderProduct.ProductImage, product.Brand.Id, product.Brand.Name, null); } } else { factorRaw = new FactorRaw(product.Id, quantity, hasProductSuggestionItem.Description, hasProductSuggestionItem.Price, product.Name, hasProductSuggestionItem.OrderItem.OrderProduct.ProductImage, product.Brand.Id, product.Brand.Name, null); } } else { factorRaw = new FactorRaw(product.Id, quantity, hasProductSuggestionItem.Description, hasProductSuggestionItem.Price, product.Name, hasProductSuggestionItem.OrderItem.OrderProduct.ProductImage, product.Brand.Id, product.Brand.Name, null); } } else { factorRaw = new FactorRaw(product.Id, quantity, hasProductSuggestionItem.Description, hasProductSuggestionItem.Price, product.Name, hasProductSuggestionItem.OrderItem.OrderProduct.ProductImage, product.Brand.Id, product.Brand.Name, null); } factorRaws.Add(factorRaw); break; } } } DomainEventDispatcher.Raise(new TheOrderStatusWentToAcceptEvent(order)); DomainEventDispatcher.Raise(new CreateFactorEvent(factorId, order.Id, orderSuggestion.Id, CalcTotalPrice(factorRaws), orderSuggestion.Discount, factorRaws, orderSuggestion.Shop, order.Customer, order, orderSuggestion.ShippingTime)); orderSuggestion.OrderSuggestionStatus = OrderSuggestionStatus.Accept; return(new AcceptOrderSuggestionCommandResponse(factorId)); }