public static bool UpdateLineItem(string sku, OrderInfo order, int quantity)
{
bool flag;
ManagerHelper.CheckPrivilege(Privilege.EditOrders);
using (DbConnection connection = DatabaseFactory.CreateDatabase().CreateConnection())
{
connection.Open();
DbTransaction dbTran = connection.BeginTransaction();
try
{
SalesProvider provider = SalesProvider.Instance();
int userId = order.UserId;
if (userId == 1100)
{
userId = 0;
}
Member user = Users.GetUser(userId) as Member;
if (user != null)
{
int purchaseGiftId = 0;
string purchaseGiftName = "";
int giveQuantity = 0;
int wholesaleDiscountId = 0;
string wholesaleDiscountName = "";
decimal?discountRate = null;
int gradeId = user.GradeId;
//GetLineItemPromotions(int productId, int quantity, out int purchaseGiftId, out string purchaseGiftName, out int giveQuantity, out int wholesaleDiscountId, out string wholesaleDiscountName, out decimal? discountRate, int gradeId);
provider.GetLineItemPromotions(order.LineItems[sku].ProductId, quantity, out purchaseGiftId, out purchaseGiftName, out giveQuantity, out wholesaleDiscountId, out wholesaleDiscountName, out discountRate, gradeId);
order.LineItems[sku].PurchaseGiftId = purchaseGiftId;
order.LineItems[sku].PurchaseGiftName = purchaseGiftName;
order.LineItems[sku].ShipmentQuantity = quantity + giveQuantity;
order.LineItems[sku].WholesaleDiscountId = wholesaleDiscountId;
order.LineItems[sku].WholesaleDiscountName = wholesaleDiscountName;
order.LineItems[sku].Quantity = quantity;
if (discountRate.HasValue && discountRate.Value != 0)
{
decimal itemListPrice = order.LineItems[sku].ItemListPrice;
order.LineItems[sku].ItemAdjustedPrice = Convert.ToDecimal((itemListPrice * discountRate) / 100M);
}
else
{
order.LineItems[sku].ItemAdjustedPrice = order.LineItems[sku].ItemListPrice;
}
}
else
{
order.LineItems[sku].Quantity = quantity;
order.LineItems[sku].ShipmentQuantity = quantity;
order.LineItems[sku].ItemAdjustedPrice = order.LineItems[sku].ItemListPrice;
}
if (!provider.UpdateLineItem(order.OrderId, order.LineItems[sku], dbTran))
{
dbTran.Rollback();
return(false);
}
if (!provider.UpdateOrderAmount(order, dbTran))
{
dbTran.Rollback();
return(false);
}
dbTran.Commit();
flag = true;
}
catch (Exception)
{
dbTran.Rollback();
flag = false;
}
finally
{
connection.Close();
}
}
if (flag)
{
EventLogs.WriteOperationLog(Privilege.EditOrders, string.Format(CultureInfo.InvariantCulture, "修改了订单号为\"{0}\"的订单商品数量", new object[] { order.OrderId }));
}
return(flag);
}
