修复SetStatus的bug

utils/basic/basic.go

@@ -22,7 +22,9 @@ var (
 	CodeOrderNotFoundErr     = &StatusResponse{5030, "the order not found"}                   //未找到订单
 	CodeOrderNotCancelledErr = &StatusResponse{5031, "The current order cannot be cancelled"} // 当前订单无法取消
 
-	CodePayNotFoundErr = &StatusResponse{5020, "The pay not found"} // 支付信息无法查询
+	CodePayNotFoundErr = &StatusResponse{5020, "The pay not found"}   // 支付信息无法查询
+	CodePayCancelOk    = &StatusResponse{5021, "Cancel successfully"} // 支付取消
+	CodePayCancelNotOk = &StatusResponse{5022, "Cancel failure"}      // 支付取消
 
 	CodeGuestDupErr = &StatusResponse{5010, "the user is already a guest user and does not need to apply again"} // 用户已经是访客用户,不需要重复申请
 	CodeGuestGenErr = &StatusResponse{5011, "serialization failed for guest_id of the visitor"}                  // 访客ID序列化失败
@@ -96,11 +98,16 @@ func (resp *Response) SetStatusWithMessage(sr *StatusResponse, msg string, data
 		Code:    sr.Code,
 		Message: msg,
 	}
-	if len(data) == 1 {
+
+	switch len(data) {
+	case 0:
+		// 0 直接返回
+	case 1:
 		newResp.Data = data[0]
-	} else {
+	default:
 		panic("data只接收一个 data")
 	}
+
 	return newResp
 }
 
@@ -109,10 +116,13 @@ func (resp *Response) SetStatusAddMessage(sr *StatusResponse, msg string, data .
 		Code:    sr.Code,
 		Message: sr.Message + ":" + msg,
 	}
-	if len(data) == 1 {
+	switch len(data) {
+	case 0:
+		// 0 直接返回
+	case 1:
 		newResp.Data = data[0]
-	} else {
-		panic("data只接收一个")
+	default:
+		panic("data只接收一个 data")
 	}
 	return newResp
 }