public string GoodsList(int accid, int pageIndex, string goodsname = "", DateTime?starttime = null, DateTime?endtime = null)
{
if (pageIndex < 1)
{
pageIndex = 1;
}
var goodsList = ShopDetails.GetGoodsinfo(pageIndex, 15, accid, goodsname, starttime, endtime);
return(CommonLib.Helper.JsonSerializeObject(goodsList, "yy-MM-dd HH:mm:ss"));
}