C# 淘宝数据包下载，生成csv格式。可直接通过淘宝助理上传到淘宝店铺

核心代码：
#region 打包下载
        /// <summary>
        /// 淘宝数据包下载，生成csv格式。可直接通过淘宝助理上传到淘宝店铺
        /// </summary>
        /// <param name="ids">传入的参数产品ID格式：1-2-3-4</param>
        /// <returns></returns>
        [HttpGet]
        public ActionResult GetZip_Products(string ids)
        {
            //string host = Request.UrlReferrer.Authority;

            if (String.IsNullOrEmpty(ids)) return null;
            List<int> idList = ids.Split('-').Select(s => int.Parse(s)).ToList();
            OperationResult result = ProductService.GetZip_Products(idList);
            var list = result.AppendData as List<ProductInfo>;
            string ProName = "";
            #region 拼接淘宝属性

            //根据自己需要创建列头
            DataTable dt = new DataTable();
            dt.Columns.Add("title");//宝贝名称
            dt.Columns.Add("cid");//宝贝类目
            dt.Columns.Add("num");//宝贝数量
            dt.Columns.Add("cateProps");//宝贝属性
            dt.Columns.Add("skuProps");//销售属性组合
            dt.Columns.Add("price");//价格
            dt.Columns.Add("description");//描述
            dt.Columns.Add("picture");//图片


            foreach (var info in list)
            {
               
                ProName = info.txtTitle;
                //获取单条产品信息
                OperationResult proResult = ProductService.Pro_GetInfo(info.ID);
                ProductInfo pInfo = proResult.AppendData as ProductInfo;

                DataRow dr = dt.NewRow();
                dr["title"] = info.txtTitle;

                #region 宝贝数量
                int temp_num = 0;
                foreach (var item in pInfo.hidStockPropertyList)
                {
                    temp_num += (item.num ?? 0);
                }
                dr["num"] = temp_num;
                #endregion

                #region 宝贝类目
                dr["cid"] = ProductService.GetCid_Info((pInfo.hidAttrStencilID ?? 0));
                #endregion

                #region 宝贝属性
                string temp = string.Empty;
                List<TreeGrid> tg = pInfo.hidAttrStencilTable;
                foreach (var item in tg)
                {
                    if (item.inputtype.Equals(2))
                    {
                        string Vid = ProductService.GetVid_Info(item.value, item.id);
                        if (!string.IsNullOrEmpty(Vid))
                        {
                            temp += item.pid + ":" + Vid + ";";
                        }

                    }
                }
                if (!string.IsNullOrEmpty(temp))
                {
                    dr["cateProps"] = temp.Substring(0, temp.Length - 1);
                }
                else
                {
                    dr["cateProps"] = "";