fix:前台，预支付校验支付方式

app/constants/errorcode/error_code.go

@@ -73,6 +73,7 @@ const (
 	OrderAppidNotEqRefundAppid  = 1412
 	OrderNotSupportRefundPart   = 1413
 	OrderRefundAmountError      = 1414
+	OrderPayChannelChange       = 1415
 	// 关闭订单
 	CloseOrderPayed = 1420
 
@@ -157,6 +158,8 @@ var MsgZH = map[int]string{
 	OrderClosed:           "订单已关闭,无法继续支付",
 	OrderFailed:           "订单支付失败,请重新发起",
 	OrderPayed:            "订单已支付成功,请勿重复支付",
+	OrderPayChannelChange: "支付方式不一致，切换支付方式请关闭原订单生成新订单",
+
 	NotifySendFail:              "回调发送失败",
 	RefundOrderNotFound:         "退款订单未找到",
 	OrderStatusRefundNotSupport: "订单状态不支持退款",

app/services/thirdpay/do/pay_check.go

@@ -74,6 +74,10 @@ func (w *PayCheck) CheckOrderPay() {
 			w.CheckCode = errorcode.OrderPayed
 		default:
 		}
+		// 切换了支付方式
+		if w.Reqs.PayChannelId != w.OldOrder.PayChannelId {
+			w.CheckCode = errorcode.OrderPayChannelChange
+		}
 	}
 
 	return