public void PastProductExportlist()
        {
            string json = string.Empty;
            string fileName = "";
            string fileNametwo = "";
            IinvdQuery invd = new IinvdQuery();
            try
            {
                _iinvd = new IinvdMgr(mySqlConnectionString);
                _IiupcMgr = new IupcMgr(mySqlConnectionString);
                invd.notimeortimeout = Convert.ToInt32(Request.Params["time_type"]);
                if (!string.IsNullOrEmpty(Request.Params["startIloc"]))//model中默認為F
                {
                    invd.startIloc = Request.Params["startIloc"].ToUpper();
                }
                else
                {
                    invd.startIloc = string.Empty;
                }
                if (!string.IsNullOrEmpty(Request.Params["endIloc"]))
                {
                    invd.endIloc = Request.Params["endIloc"] + "Z";
                    invd.endIloc = invd.endIloc.ToUpper();
                }
                else
                {
                    invd.endIloc = string.Empty;
                }
                if (!string.IsNullOrEmpty(Request.Params["startDay"]))
                {
                    invd.startDay = Convert.ToInt32(Request.Params["startDay"]);
                }
                else
                {
                    invd.startDay = 0;
                }
                if (!string.IsNullOrEmpty(Request.Params["endDay"]))
                {
                    invd.endDay = Convert.ToInt32(Request.Params["endDay"]);
                }
                else
                {
                    invd.endDay = 0;
                }
                int yugao = 0;
                if (int.TryParse(Request.Params["yugaoDay"], out yugao))
                {
                    invd.yugaoDay = yugao;
                }
                else
                {
                    invd.yugaoDay = 0;
                }
                if (!System.IO.Directory.Exists(Server.MapPath(excelPath)))
                {
                    System.IO.Directory.CreateDirectory(Server.MapPath(excelPath));
                }
                DataTable dtHZ = new DataTable();
                string newExcelName = string.Empty;
                dtHZ.Columns.Add("即過", typeof(String));
                dtHZ.Columns.Add("料位", typeof(String));
                dtHZ.Columns.Add("屬性", typeof(String));
                dtHZ.Columns.Add("品號", typeof(String));
                dtHZ.Columns.Add("數量", typeof(String));
                dtHZ.Columns.Add("品名", typeof(String));
                dtHZ.Columns.Add("規格", typeof(String));
                dtHZ.Columns.Add("條碼", typeof(String));
                dtHZ.Columns.Add("允出天數", typeof(String));
                dtHZ.Columns.Add("有效日期", typeof(String));
                dtHZ.Columns.Add("是否買斷", typeof(String));
                dtHZ.Columns.Add("溫層", typeof(String));
                dtHZ.Columns.Add("即期日期", typeof(String));
                dtHZ.Columns.Add("庫存鎖", typeof(String));

                DataTable dt = new DataTable();

                dt = _iinvd.PastProductExportExcel(invd);
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    DataRow dr = dtHZ.NewRow();
                    if (invd.notimeortimeout == 2)//(Convert.ToDateTime(dt.Rows[i]["cde_dt"]) <= DateTime.Now.AddDays(invd.yugaoDay))//過期有效期<=今天
                    {
                        dr[0] = "過期";
                        fileName = "過期品";
                        fileNametwo = "過期品";
                    }
                    else if (invd.notimeortimeout == 1)//(Convert.ToDateTime(dt.Rows[i]["cde_dt"]) <= DateTime.Now.AddDays(int.Parse(dt.Rows[i]["cde_dt_shp"].ToString() + invd.yugaoDay)))
                    {
                        dr[0] = "即期";
                        fileName = "即期品";
                        fileNametwo = "即期品";
                    }
                    else
                    {
                        dr[0] = "錯誤";
                    }
                    dr[1] = dt.Rows[i]["plas_loc_id"];
                    dr[2] = dt.Rows[i]["lcat_id"];
                    dr[3] = dt.Rows[i]["item_id"];
                    dr[4] = dt.Rows[i]["prod_qty"];
                    dr[5] = dt.Rows[i]["product_name"];
                    dr[6] = GetProductSpec(dt.Rows[i]["item_id"].ToString());
                    dr[7] = " " + _IiupcMgr.Getupc(dt.Rows[i]["item_id"].ToString(), "0");
                    dr[8] = dt.Rows[i]["cde_dt_shp"];
                    dr[9] = Convert.ToDateTime(dt.Rows[i]["cde_dt"]).ToString("yyyy-MM-dd");
                    dr[10] = dt.Rows[i]["prepaid"].ToString() == "1" ? "是" : "否";
                    if (dt.Rows[i]["product_freight_set"].ToString() == "1")
                    {
                        dr[11] = "常溫";
                    }
                    else if (dt.Rows[i]["product_freight_set"].ToString() == "2")
                    {
                        dr[11] = "冷凍";
                    }
                    else
                    {
                        dr[11] = "";
                    }
                    dr[12] = DateTime.Parse(dt.Rows[i]["cde_dt"].ToString()).AddDays(-int.Parse(dt.Rows[i]["cde_dt_shp"].ToString())).ToString("yyyy-MM-dd");
                    dr[13] = dt.Rows[i]["ista_id"];
                    dtHZ.Rows.Add(dr);
                }

                if (System.IO.File.Exists(newExcelName))
                {
                    System.IO.File.Delete(newExcelName);
                }
                fileName += "預告報表預告天數:" + invd.yugaoDay + "_" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".xls";
                fileNametwo += " 預告報表 預告天數:" + invd.yugaoDay + " _" + DateTime.Now.ToString("yyyyMMddHHmm");
                MemoryStream ms = ExcelHelperXhf.ExportDT(dtHZ, fileNametwo);
                Response.AddHeader("Content-Disposition", "attachment; filename=" + fileName);
                Response.BinaryWrite(ms.ToArray());
            }
            catch (Exception ex)
            {
                Log4NetCustom.LogMessage logMessage = new Log4NetCustom.LogMessage();
                logMessage.Content = string.Format("TargetSite:{0},Source:{1},Message:{2}", ex.TargetSite.Name, ex.Source, ex.Message);
                logMessage.MethodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
                log.Error(logMessage);
                json = "{success:false,data:[]}";
            }
        }