//发布用户对商品的收藏17 OK 住:加入收藏商品热度加1,加入购物车商品加1
        public bool AddCollectItem(String UserID, Guid CommodityID)
        {
            bool IsSucceed = false;
            //数据访存器
            DatabaseAccess.DataClasses1DataContext DBAccessor = new DataClasses1DataContext();

            try
            {
                //发布收藏
                DBAccessor.insertCollect(UserID,CommodityID);
                //商品的热度加1
                DBAccessor.updatePopularityCommodity(CommodityID);
                IsSucceed = true;
            }
            catch(Exception e)
            {
                IsSucceed = false;
            }

            return IsSucceed;
        }