public async Task <CustomerPaybackDTO> PostCanceledOrder(CanceledOrder canceledOrder)
{
CustomerPaybackDTO customerPayback = new CustomerPaybackDTO();
if (!canceledOrder.ReturnedItems.Any())
{
throw new BadRequestException(Enum.InternalCode.ValidationException, "To cancel order you must add 'ReturnedItems'");
}
List <int> OrderItemIds = canceledOrder.ReturnedItems.Select(p => p.OrderItemId).Distinct().ToList();
List <OrderItem> orderItems = await _context.OrderItems
.Include(p => p.Product)
.Where(p => OrderItemIds.Contains(p.Id)).ToListAsync();
SetOrderItem(canceledOrder, orderItems);
CheckForBelongItemsToOrder(canceledOrder, orderItems);
CheckForItemsCantReturn(orderItems);
await CheckQuantityOfReturnItems(canceledOrder, orderItems);
Order order = await _context.Orders.FindAsync(canceledOrder.OrderId);
if ((DateTime.UtcNow - order.OrderDate).TotalDays >= 30)
{
throw new BadRequestException(Enum.InternalCode.DateOver, $"you can return an item only before 30 days from the order, order date {order.OrderDate}");
}
customerPayback.Amount = canceledOrder.ReturnedItems.Sum(p => p.OrderItem.UnitPrice * p.Quantity);
if ((DateTime.UtcNow - order.OrderDate).TotalDays < 16)
{
//TODO Handling customers who have not paid cash
customerPayback.PaymentType = PaymentType.Cash;
}
else
{
Coupon coupon = await _couponsService.CreateCoupon(customerPayback.Amount, canceledOrder.OrderId);
customerPayback.PaymentType = PaymentType.Coupon;
customerPayback.Identity = coupon.CouponIdentity;
}
canceledOrder.CanceledDate = DateTime.UtcNow;
canceledOrder.SalesmanId = _baseServise.UserId;
_context.CanceledOrders.Add(canceledOrder);
await _context.SaveChangesAsync();
return(customerPayback);
}
public async Task <ActionResult <CustomerPaybackDTO> > PostCanceledOrder(CanceledOrder canceledOrder)
{
CustomerPaybackDTO customerPayback = await _canceledOrdersService.PostCanceledOrder(canceledOrder);
return(customerPayback);
}
