/// <summary>
/// 绑定表单
/// </summary>
protected override void OnBind(SellerOrder bindFrom)
{
var displayInfo = bindFrom.ToDisplayInfo(OperatorType);
OrderEditParametersJson = new OrderEditCostParameters();
OrderProductPriceEditTable = displayInfo.GetOrderProductPriceEditHtml();
OrderCostEditTable = displayInfo.GetOrderCostEditHtml();
OrderTransactionAmountEditTable = displayInfo.GetOrderTransactionEditHtml();
}
/// <summary>
/// 修改订单，订单商品和订单交易的金额
/// </summary>
/// <param name="order">订单</param>
/// <param name="operatorId">操作人的Id</param>
/// <param name="parameters">修改参数</param>
public virtual void EditCost(
SellerOrder order, Guid?operatorId, OrderEditCostParameters parameters)
{
// 检查是否可以修改
var result = order.Check(a => a.CanEditCost);
if (!result.First)
{
throw new BadRequestException(result.Second);
}
// 修改订单总价
var previousTotalCost = order.TotalCost;
order.TotalCost = parameters.OrderTotalCostCalcResult.Sum();
order.TotalCostCalcResult = new OrderPriceCalcResult()
{
Currency = order.TotalCostCalcResult.Currency,
Parts = parameters.OrderTotalCostCalcResult
};
// 修改订单商品数量和价格
var orderProducts = order.OrderProducts.ToDictionary(p => p.Id);
if (parameters.OrderProductCountMapping.Any(p => !orderProducts.ContainsKey(p.Key)) ||
parameters.OrderProductUnitPriceMapping.Any(p => !orderProducts.ContainsKey(p.Key)))
{
throw new BadRequestException(new T("Order product not exist"));
}
else if (parameters.OrderProductCountMapping.Any() &&
parameters.OrderProductCountMapping.All(p => p.Value <= 0))
{
throw new BadRequestException(new T("Can't delete all products in the order"));
}
var removeProducts = new HashSet <OrderProduct>();
foreach (var orderProduct in orderProducts.Values)
{
var count = parameters.OrderProductCountMapping.GetOrDefault(
orderProduct.Id, orderProduct.Count);
var unitPrice = parameters.OrderProductUnitPriceMapping.GetOrDefault(
orderProduct.Id, orderProduct.UnitPrice);
if (count == orderProduct.Count && unitPrice == orderProduct.UnitPrice)
{
// 没有修改时跳过更新
continue;
}
if (count <= 0)
{
// 数量等于0时删除订单商品
order.OrderProducts.Remove(orderProduct);
}
else
{
// 修改数量和单价
orderProduct.Count = count;
orderProduct.UnitPrice = unitPrice;
// 当前价格不等于原始价格时，添加"手动改价"项
var parts = orderProduct.UnitPriceCalcResult.Parts
.Where(p => p.Type != "ManuallyEditPrice").ToList();
var difference = orderProduct.UnitPrice - parts.Sum();
if (difference != 0)
{
parts.Add(new OrderPriceCalcResult.Part("ManuallyEditPrice", difference));
orderProduct.UnitPriceCalcResult = new OrderPriceCalcResult()
{
Currency = orderProduct.UnitPriceCalcResult.Currency,
Parts = parts
};
}
}
}
// 修改订单交易金额
var releatedTransactionIds = GetReleatedTransactions(order.Id).Select(t => t.Id).ToList();
var transactionManager = Application.Ioc.Resolve <PaymentTransactionManager>();
foreach (var entry in parameters.TransactionAmountMapping)
{
var transaction = transactionManager.Get(entry.Key);
if (transaction == null || !releatedTransactionIds.Contains(transaction.Id))
{
throw new BadRequestException(new T("Payment transaction not found"));
}
// 没有修改时跳过更新
if (entry.Value == transaction.Amount)
{
continue;
}
var previousAmount = transaction.Amount;
transactionManager.Save(ref transaction, t => t.Amount = entry.Value);
// 添加交易记录
transactionManager.AddDetailRecord(transaction.Id, operatorId,
new T("Amount changed by edit order cost, previous value is {0}", previousAmount));
}
// 终止合并交易
transactionManager.EnsureParentTransactionAborted(releatedTransactionIds, operatorId,
new T("Child transactions amount changed by edit order cost, this merge transaction should be aborted"));
// 添加订单记录
AddDetailRecord(order.Id, operatorId,
new T("Order total cost changed, previous value is {0}", previousTotalCost));
}
