public FileResult ExportDetail(bool?privacy, bool IsClick = true)
        {
            AdsDetailStatisticsSearchModel search = Session["ExportDetailSearch"] as AdsDetailStatisticsSearchModel;

            if (search == null)
            {
                search = new AdsDetailStatisticsSearchModel();
            }

            ViewData["DetailInfo"]    = AdvertisementStatisticsDAO.GetAllDetail(search);
            ViewData["DetailPrivacy"] = privacy ?? false;

            string html = Utility.GetViewHtml(this, "ExportDetail", null);

            string titleCategory = IsClick ? "點擊量" : "瀏覽量";
            string title         = $"廣告{titleCategory}分析報表-{DateTime.Now.ToString("yyyyMMddHHmmsss")}.xls";

            return(File(System.Text.Encoding.UTF8.GetBytes(html), "application/vnd.ms-excel", title));
        }