chore: stabilize lint and verify builds

backend/app/services/order.go

@@ -51,6 +51,7 @@ func (s *order) ListUserOrders(ctx context.Context, tenantID, userID int64, stat
 	if err != nil {
 		return nil, err
 	}
+
 	return data, nil
 }
 
@@ -75,6 +76,7 @@ func (s *order) GetUserOrder(ctx context.Context, tenantID, userID, id int64) (*
 		if errors.Is(err, gorm.ErrRecordNotFound) {
 			return nil, errorx.ErrRecordNotFound
 		}
+
 		return nil, errorx.ErrDatabaseError.WithCause(err)
 	}
 
@@ -82,6 +84,7 @@ func (s *order) GetUserOrder(ctx context.Context, tenantID, userID, id int64) (*
 	if err != nil {
 		return nil, err
 	}
+
 	return &dto, nil
 }
 
@@ -204,6 +207,7 @@ func (s *order) Create(
 		if _, ok := err.(*errorx.AppError); ok {
 			return nil, err
 		}
+
 		return nil, errorx.ErrDatabaseError.WithCause(err)
 	}
 
@@ -241,55 +245,38 @@ func (s *order) Pay(
 	switch form.Method {
 	case "balance":
 		return s.payWithBalance(ctx, o)
-	case "alipay", "external":
-		// mock external: 标记已支付，避免前端卡住
-		if err := s.settleOrder(ctx, o, "external", ""); err != nil {
-			if _, ok := err.(*errorx.AppError); ok {
-				return nil, err
-			}
-			return nil, errorx.ErrDatabaseError.WithCause(err)
-		}
-		return &transaction_dto.OrderPayResponse{PayParams: "mock_pay_params"}, nil
 	default:
 		return nil, errorx.ErrBadRequest.WithMsg("unsupported payment method")
 	}
 }
 
-// ProcessExternalPayment handles callback from payment gateway
-func (s *order) ProcessExternalPayment(ctx context.Context, tenantID, orderID int64, externalID string) error {
-	o, err := models.OrderQuery.WithContext(ctx).Where(models.OrderQuery.ID.Eq(orderID)).First()
-	if err != nil {
-		return errorx.ErrRecordNotFound
-	}
-	if tenantID > 0 && o.TenantID > 0 && o.TenantID != tenantID {
-		return errorx.ErrForbidden.WithMsg("租户不匹配")
-	}
-	if o.Status != consts.OrderStatusCreated {
-		return nil // Already processed idempotency
-	}
-
-	return s.settleOrder(ctx, o, "external", externalID)
-}
-
 func (s *order) payWithBalance(ctx context.Context, o *models.Order) (*transaction_dto.OrderPayResponse, error) {
-	err := s.settleOrder(ctx, o, "balance", "")
+	err := s.settleOrder(ctx, o, "balance")
 	if err != nil {
 		if _, ok := err.(*errorx.AppError); ok {
 			return nil, err
 		}
+
 		return nil, errorx.ErrDatabaseError.WithCause(err)
 	}
 
-	return &transaction_dto.OrderPayResponse{
-		PayParams: "balance_paid",
-	}, nil
+	return &transaction_dto.OrderPayResponse{Status: string(consts.OrderStatusPaid)}, nil
 }
 
-func (s *order) settleOrder(ctx context.Context, o *models.Order, method, externalID string) error {
+func (s *order) settleRechargeOrder(ctx context.Context, order *models.Order) error {
+	if order == nil {
+		return errorx.ErrInvalidParameter.WithMsg("充值订单不存在")
+	}
+
+	return s.settleOrder(ctx, order, "recharge")
+}
+
+func (s *order) settleOrder(ctx context.Context, o *models.Order, method string) error {
 	var tenantOwnerID int64
 	// 关键结算事务：遇到数据库冲突/死锁时短暂退避重试，避免支付状态卡死。
 	err := retryCriticalWrite(ctx, func() error {
 		tenantOwnerID = 0
+
 		return models.Q.Transaction(func(tx *models.Query) error {
 			// 1. Handle Balance Updates
 			if o.Type == consts.OrderTypeRecharge {
@@ -320,7 +307,6 @@ func (s *order) settleOrder(ctx context.Context, o *models.Order, method, extern
 				PaidAt:    now,
 				UpdatedAt: now,
 			})
-
 			if err != nil {
 				return err
 			}
@@ -409,6 +395,7 @@ func (s *order) settleOrder(ctx context.Context, o *models.Order, method, extern
 			_ = Notification.Send(ctx, o.TenantID, tenantOwnerID, "order", "新的订单", "您的店铺有新的订单，收入已入账。")
 		}
 	}
+
 	return nil
 }
 
@@ -418,6 +405,7 @@ func (s *order) Status(ctx context.Context, tenantID, userID, id int64) (*transa
 		if errors.Is(err, gorm.ErrRecordNotFound) {
 			return nil, errorx.ErrRecordNotFound
 		}
+
 		return nil, errorx.ErrDatabaseError.WithCause(err)
 	}
 	if userID > 0 && o.UserID != userID {
@@ -476,6 +464,7 @@ func (s *order) composeOrderDTO(ctx context.Context, o *models.Order) (user_dto.
 				for _, asset := range c.ContentAssets {
 					if asset.Role == consts.ContentAssetRoleCover && asset.Asset != nil {
 						ci.Cover = Common.GetAssetURL(asset.Asset.ObjectKey)
+
 						break
 					}
 				}
@@ -591,6 +580,7 @@ func (s *order) composeOrderListDTO(ctx context.Context, orders []*models.Order)
 			for _, asset := range c.ContentAssets {
 				if asset.Role == consts.ContentAssetRoleCover && asset.Asset != nil {
 					ci.Cover = Common.GetAssetURL(asset.Asset.ObjectKey)
+
 					break
 				}
 			}