/// <summary>
        /// 商品详情页
        /// </summary>
        /// <param name="goodsId">商品id</param>
        /// <param name="usersId">用户id</param>
        /// <returns></returns>
        public IActionResult Index2(int goodsId, int usersId)
        {
            ViewBag.usersId = tmpUser1.Id;
            goodsId         = goodsId == 0 ? 1 : goodsId;
            ApiHelper       apiHelper       = new ApiHelper();
            string          str             = apiHelper.GetApiResult("get", $"Goodscollect/GetGoodscollectDto?id={tmpUser1.Id}&goodsId=" + goodsId, null);
            GoodscollectDto GoodscollectDto = JsonConvert.DeserializeObject <GoodscollectDto>(str);

            ViewBag.goods = GoodscollectDto.Goods;
            ViewBag.imgs  = GoodscollectDto.Imgs;

            ViewBag.conllect = GoodscollectDto.Conllect;
            return(View());
        }
        /// <summary>
        /// 商品详情页显示
        /// </summary>
        /// <param name="id">用户id</param>
        /// <param name="goodsId">商品Id</param>
        /// <returns></returns>
        public GoodscollectDto GetGoodscollectDto(int id, int goodsId)
        {
            GoodscollectDto goodscollectDto = new GoodscollectDto();
            //是否收藏
            string sql1 = $"select count(1) from collection where GoodsId={goodsId} and UsersId={id}";
            //根据商品Id查询该商品的图片
            string sql2 = $"select pictureUrl from picture where GoodsId={goodsId} ";
            string sql3 = $@"select goods.*,Aroma.AromaName,place.PlaceName,brand.BrandName from goods 
                            join price on goods.Id = price.Goodsid
                            join Aroma ON Aroma.GoodsId = goods.Id
                            join Place on Place.GoodsId = goods.Id
                            join brand on brand.GoodsId = goods.Id  where goods.id={goodsId} ";

            using (MySqlConnection con = new MySqlConnection(connStr))
            {
                goodscollectDto.Conllect = con.ExecuteScalar <int>(sql1);
                goodscollectDto.Imgs     = con.Query <img>(sql2).ToList();
                goodscollectDto.Goods    = con.QueryFirst <GoodsDto1>(sql3);
            }
            return(goodscollectDto);
        }