public IActionResult EmailReport()
        {
            StiEmailOptions options = StiNetCoreViewer.GetEmailOptions(this);

            options.AddressFrom = "*****@*****.**";
            //options.AddressTo = "*****@*****.**";
            //options.Subject = "Quarterly Report";
            //options.Body = "Quarterly report on arrival of the goods.";

            options.Host = "smtp.test.com";
            //options.Port = 465;
            options.UserName = "******";
            options.Password = "******";

            return(StiNetCoreViewer.EmailReportResult(this, options));
        }