订单退款

utils/basic/basic.go

@@ -62,6 +62,8 @@ var (
 	CodePayCancelOk    = &StatusResponse{5021, "cancellation successful"} // 支付取消成功
 	CodePayCancelNotOk = &StatusResponse{5022, "cancellation failed"}     // 支付取消失败
 
+	CodePaybackNotOk = &StatusResponse{5023, "pay back failed"} // 支付回调处理失败
+
 	CodeGuestDupErr = &StatusResponse{5010, "user is already guest and does not need to reapply"} // 用户已经是访客用户,无需重复申请
 	CodeGuestGenErr = &StatusResponse{5011, "serialization failed for guest ID"}                  // 访客ID序列化失败