/// <summary>
        /// 删除商品图片
        /// </summary>
        /// <param name="rid">商品图片主键id</param>
        /// <returns></returns>
        public static int GoodsPhotoDel(int rid)
        {
            int num = GoodsPhotoDal.GoodsPhotoDel(rid);

            if (num == 0)
            {
                return(0);
            }
            else if (num == 1)
            {
                return(1);
            }
            else
            {
                return(2);
            }
        }
 /// <summary>
 /// 新增商品图片
 /// </summary>
 /// <param name="goodsid">商品id</param>
 /// <param name="pathlist">图片路径集合</param>
 /// <returns></returns>
 public static bool AddGoodsPhoto(int goodsid, List <string> pathlist)
 {
     return(GoodsPhotoDal.AddGoodsPhoto(goodsid, pathlist) > 0);
 }
 /// <summary>
 /// 查询所有商品图片
 /// </summary>
 /// <returns></returns>
 public static List <GoodsPhoto> SelectAllGoodsPhoto()
 {
     return(GoodsPhotoDal.SelectAllGoodsPhoto());
 }