/** CREATE ASYNC */
public async Task <CreateResult <Order> > CreateAsync(
Order order,
int requestedUserId,
string stripeSecretKey)
{
var customer = await _context.Customers
.Where(c => c.UserId == requestedUserId)
.Include(c => c.Cart)
.Include(c => c.User)
.FirstOrDefaultAsync();
var chosenPaymentMethod = await _context.PaymentMethods
.SingleOrDefaultAsync(x => x.Id == order.PaymentMethodId);
/** Get all products in cart of customer to create order */
var cartDetails = await GetListCartDetailToPay(customer.Cart.Id);
if (cartDetails.Count() == 0)
{
return(new CreateResult <Order>
{
IsSuccess = false,
Errors = new List <string>()
{
"Bạn không có sản phẩm trong giỏ hàng để thanh toán"
}
});
}
/** Get all product tiers in order items from db to use */
var productTiers = await GetListProductTierFromCartDetails(cartDetails);
List <OrderItem> orderItems = CreateListOrderItemFromProductsInCart(
cartDetails,
productTiers
);
PrepareOrderInfo(
order,
orderItems,
productTiers,
customer.Id);
using (var transaction = _context.Database.BeginTransaction())
{
try
{
/** Handle stripe payment (if choose) */
HandleStripePaymentIfPaymentMethodIsStripe(
chosenPaymentMethod,
order,
stripeSecretKey
);
/** Create order */
await _context.Orders.AddAsync(order);
var orderCreated = await _context.SaveChangesAsync();
if (!(orderCreated > 0))
{
transaction.Dispose();
throw new Exception("Thanh toán giỏ hàng thất bại, xin thử lại");
}
/** Create order items */
bool isCreateOrderItemsSuccess = await CreateOrderItemsOfOrder(
orderItems,
order,
productTiers
);
if (!isCreateOrderItemsSuccess)
{
transaction.Dispose();
throw new Exception("Thanh toán giỏ hàng thất bại, xin thử lại");
}
/** Clear all cart items after pay cart (after create order) */
var areAllCartDetailsCleared = await ClearAllCartItemsAfterPayCart(
cartDetails
);
if (!areAllCartDetailsCleared)
{
transaction.Dispose();
throw new Exception("Thanh toán giỏ hàng thất bại, xin thử lại");
}
await transaction.CommitAsync();
}
catch (Exception e)
{
return(new CreateResult <Order>
{
IsSuccess = false,
Errors = new List <string>()
{
e.Message.ToString()
}
});
}
}
/** Send mail to user */
string orderMailTemplate = _emailTemplateService
.CreateOrderHtmlTempalteToSendMailToCustomer(
order.Code,
order.TotalAmount,
order.CreatedAt,
orderItems,
productTiers,
customer.Name,
customer.User.Email
);
_emailService.SendMail(
customer.User.Email,
customer.Name,
$"Đơn hàng của khách hàng '{customer.Name}' vào {order.CreatedAt.ToString("dd/MM/y yyy HH:mm:ss")}",
orderMailTemplate
);
return(new CreateResult <Order>
{
IsSuccess = true,
EntityReturn = order
});
}
