public async Task <Result <Order> > CreateOrder(PaymentChoise paymentChoise, OrderReceiverAddress addr)
{
if (_me.IsAnonymous)
{
return(new Failure <Order>("需要先登录"));
}
var cartItems = _db.OrderCartItems
.Include(x => x.Product)
.Where(x => x.Selected)
.Where(x => x.BuyerId == _me.Id)
.ToList();
if (cartItems.Count == 0)
{
return(new Failure <Order>("没有选中待结算的商品"));
}
var outOfStock = cartItems.FirstOrDefault(x => x.Product.Stock <= x.Quantity);
if (outOfStock != null)
{
return(new Failure <Order>("有商品缺货，不足购买数量，请返回购物车查看"));
}
//Create Order
var order = new Order {
BuyerId = _me.Id,
OrderNo = OrderIdGen.New(),
TotalAmount = cartItems.Sum(x => x.Quantity * x.Product.ActualPrice),
Status = OrderStatus.AwaitPay
};
//Init the first OrderLog of this order
order.Logs.Add(new OrderLog {
StatusChangedTo = OrderStatus.AwaitPay,
Remarks = "确认下单"
});
//Set OrderReceiverAddress
order.ReceiverAddress = new OrderReceiverAddress {
Province = addr.Province,
City = addr.City,
District = addr.District,
DetailAddress = addr.DetailAddress,
ContactName = addr.ContactName,
ContactPhoneNumber = addr.ContactPhoneNumber,
Lat = addr.Lat,
Lon = addr.Lon,
};
//Move OrderCartItems to OrderItems
order.Items.AddRange(cartItems.Select(x => new OrderItem {
ProductId = x.ProductId,
Quantity = x.Quantity,
InstantProductCode = x.Product !.ProductCode,
InstantProductName = x.Product.ProductName,
InstantOriginalPrice = x.Product.OriginalPrice,
InstantActualPrice = x.Product.ActualPrice,
InstantExpectedTip = x.Product.ExpectedTip,
InstantVariationJson = x.VariationJson,
Remarks = x.Remarks
}));
public async Task <Result <Order> > CreateOrderFromCart(PaymentChoise paymentChoise, OrderReceiverAddress addr)
{
return(await _me.ShoppingCart().CreateOrder(paymentChoise, addr));
}
