fix

server/shopping-cart/internal/logic/calculatecartpricelogic.go

@@ -91,7 +91,6 @@ func (l *CalculateCartPriceLogic) CalculateCartPrice(req *types.CalculateCartPri
 	subTotalPrice := int64(0)
 	//开启事物
 	err = l.svcCtx.MysqlConn.Transaction(func(tx *gorm.DB) error {
-		shoppingCartModel := gmodel.NewFsShoppingCartModel(tx)
 		for _, cart := range carts {
 			modelInfo, ok := mapModel[*cart.ModelId]
 			if !ok {
@@ -138,7 +137,7 @@ func (l *CalculateCartPriceLogic) CalculateCartPrice(req *types.CalculateCartPri
 				subTotalPrice += totalPrice
 			}
 			//更新购物车购买数量
-			if err = shoppingCartModel.Update(l.ctx, cart.Id, userinfo.UserId, updData); err != nil {
+			if err = tx.WithContext(l.ctx).Model(&gmodel.FsShoppingCart{}).Where("id = ? and user_id = ?", cart.Id, userinfo.UserId).Updates(updData).Error; err != nil {
 				logx.Error(err)
 				return errors.New(fmt.Sprintf("failed to update cart`s purchase quantity:%d", cart.Id))
 			}