public IList <LotteryData> GetLotteryDatas(string lotteryType, int pageIndex, int pageSize, out int totalCount)
        {
            //var sqlStr1 = "SELECT * FROM dbo.LotteryDatas WHERE LotteryType =N'@LotteryType' ORDER BY Period";

            var sqlStr1 = SqlParser.PageSql("dbo.LotteryDatas", "AND LotteryType =@LotteryType", "Id", "Period", pageSize, pageIndex, OrderType.Desc);
            var sqlStr2 = SqlParser.TotalCount("dbo.LotteryDatas", "AND LotteryType =@LotteryType");

            using (var cn = LotteryDbConnection)
            {
                var list = cn.Query <LotteryData>(sqlStr1, new
                {
                    LotteryType = lotteryType
                }).ToList();
                totalCount = cn.ExecuteScalar <int>(sqlStr2, new
                {
                    LotteryType = lotteryType
                });
                return(list);
            }
        }