/// <summary>
/// 支付网关发起退款
/// </summary>
/// <param name="tradeId"></param>
public void GatewayRefund(string tradeId)
{
//获取订单详情
var orderDetail = new GatewayOrderDAC().GetByTradeNo(tradeId);
if (orderDetail == null)
{
throw new Exception("Have no record of this order:tradeId=" + tradeId);
}
if (orderDetail.Status != GatewayOrderStatus.Completed)
{
throw new Exception($"The status of this order {tradeId} is not completed");
}
var uwComponent = new UserWalletComponent();
var userWallet = uwComponent.GetUserWallet(orderDetail.UserAccountId.Value, orderDetail.CryptoId);
var goDAC = new GatewayOrderDAC();
var rgoDAC = new GatewayRefundOrderDAC();
var uwDAC = new UserWalletDAC();
var uwsDAC = new UserWalletStatementDAC();
using (var scope = new System.Transactions.TransactionScope(System.Transactions.TransactionScopeOption.Required, new TimeSpan(0, 0, 1, 30)))
{
orderDetail.Status = GatewayOrderStatus.Refunded;
goDAC.Update(orderDetail);
uwDAC.Increase(userWallet.Id, orderDetail.ActualCryptoAmount);
uwsDAC.Insert(new UserWalletStatement
{
WalletId = userWallet.Id,
Action = UserWalletStatementAction.TansferIn,
Amount = orderDetail.ActualCryptoAmount,
Balance = userWallet.Balance + orderDetail.ActualCryptoAmount,
FrozenAmount = 0,
FrozenBalance = userWallet.FrozenBalance,
Timestamp = DateTime.UtcNow
});
rgoDAC.Insert(new GatewayRefundOrder
{
Id = Guid.NewGuid(),
OrderId = orderDetail.Id,
Timestamp = DateTime.UtcNow,
Status = RefundStatus.Completed
});
scope.Complete();
}
}
public void Refund(string message)
{
var orderModel = JsonConvert.DeserializeObject <MallPaymentOrder>(message);
var userWalletDac = new UserWalletDAC();
var walletStatementDac = new UserWalletStatementDAC();
var gatewayOrderDac = new GatewayOrderDAC();
var mallDac = new MallPaymentOrderDAC();
var refundDac = new GatewayRefundOrderDAC();
var gatewayOrder = gatewayOrderDac.GetByTradeNo(orderModel.TradeNo);
if (gatewayOrder.Status == GatewayOrderStatus.Pending)
{
_log.Error("Order message " + message + " not payment.");
return;
}
if (gatewayOrder.Status == GatewayOrderStatus.Refunded)
{
_log.Info("Order message " + message + " has refund.");
return;
}
var fiiiWallet = userWalletDac.GetByCryptoCode(orderModel.UserAccountId, "FIII");
try
{
var id = Guid.NewGuid();
var refundTradeNo = NumberGenerator.GenerateUnixOrderNo();
using (var scope = new TransactionScope())
{
mallDac.UpdateStatus(orderModel.Id, (byte)OrderStatus.Refunded);
mallDac.UpdateRefundTradeNo(orderModel.Id, refundTradeNo);
gatewayOrderDac.UpdateStatus(gatewayOrder.Id, (byte)OrderStatus.Refunded);
userWalletDac.Increase(fiiiWallet.Id, gatewayOrder.CryptoAmount);
walletStatementDac.Insert(new UserWalletStatement
{
WalletId = fiiiWallet.Id,
Action = UserWalletStatementAction.Refund,
Amount = orderModel.CryptoAmount,
Balance = fiiiWallet.Balance + gatewayOrder.CryptoAmount,
FrozenAmount = 0,
FrozenBalance = fiiiWallet.FrozenBalance,
Timestamp = DateTime.UtcNow
});
refundDac.Insert(new GatewayRefundOrder
{
Id = id,
OrderId = gatewayOrder.Id,
Remark = "",
Status = RefundStatus.Completed,
Timestamp = DateTime.UtcNow,
RefundTradeNo = refundTradeNo
});
scope.Complete();
}
RabbitMQSender.SendMessage("ShopPaymentRefund", id);
SendNotificationMessage(TradeType.Refund, orderModel.Id, orderModel.OrderId, refundTradeNo, "success");
}
catch (Exception exception)
{
_log.Error("Refund error, exception : " + exception.Message);
//SendNotificationMessage(TradeType.Refund, orderModel.Id, orderModel.OrderId, string.Empty, "error");
}
}