public static async Task <bool> SendSms(string Message, string PhoneTo, string PhoneFrom = "08174810345")
        {
            try
            {
                // Find your Account Sid and Token at twilio.com/console
                // DANGER! This is insecure. See http://twil.io/secure
                string UserKey = ConfigurationManager.AppSettings["ZenzivaUserKey"];
                string PassKey = ConfigurationManager.AppSettings["ZenzivaPassKey"];

                if (client == null)
                {
                    client = new HttpClient();
                }

                string Url = $"https://reguler.zenziva.net/apps/smsapi.php?userkey={UserKey}&passkey={PassKey}&nohp={PhoneTo}&pesan={Message}";

                var res = await client.GetAsync(Url);

                if (res.IsSuccessStatusCode)
                {
                    var serializer = new XmlSerializer(typeof(responseMessage));
                    var respStr    = await res.Content.ReadAsStringAsync();

                    var buffer = Encoding.UTF8.GetBytes(respStr);
                    using (var stream = new MemoryStream(buffer))
                    {
                        XElement purchaseOrder = XElement.Load(stream);
                        var      resObj        = (from item in purchaseOrder.Descendants("message")
                                                  select new { code = int.Parse(item.Element("status").Value), message = item.Element("text").Value }).FirstOrDefault();
                        //var resObj = (responseMessage)serializer.Deserialize(stream);
                        var hasil = (SMSStatus)resObj.code;
                        if (hasil != SMSStatus.Success)
                        {
                            Console.WriteLine("sms notification result:" + resObj.message);
                            LogHelpers.source  = typeof(SmsService).ToString();
                            LogHelpers.message = "failed to send sms with the following error:" + resObj.message;
                            LogHelpers.user    = CommonWeb.GetCurrentUser();
                            LogHelpers.WriteLog();
                            return(false);
                        }
                    }
                    return(true);
                }
                else
                {
                    return(false);
                }
            }
            catch (Exception ex)
            {
                //Console.WriteLine("failed to send email with the following error:");
                //Console.WriteLine(ep.Message);
                LogHelpers.source  = typeof(SmsService).ToString();
                LogHelpers.message = "failed to send sms with the following error:" + ex.Message;
                LogHelpers.user    = CommonWeb.GetCurrentUser();
                LogHelpers.WriteLog();
                return(false);
            }
        }
        /*
         * //with sendgrid api
         * public static bool SendEmail(string subject, string message, string toemail, bool IsHTML = true)
         * {
         *
         *
         *  // Your gmail email address
         *  var FromEmail = ConfigurationManager.AppSettings["MailUser"];//"*****@*****.**";
         *  var apiKey = ConfigurationManager.AppSettings["SendGridKey"];
         *
         *
         *  try
         *  {
         *      var client = new SendGridClient(apiKey);
         *      var from = new EmailAddress(FromEmail, "SILPO - Balai Penelitian Tanah");
         *
         *      var to = new EmailAddress(toemail);
         *      var plainTextContent = message;
         *      var htmlContent = IsHTML ? message : $"<strong>{message}</strong>";
         *      var msg = MailHelper.CreateSingleEmail(from, to, subject, plainTextContent, htmlContent);
         *      var response = client.SendEmailAsync(msg).GetAwaiter().GetResult();
         *      return response.StatusCode == HttpStatusCode.Accepted;
         *  }
         *  catch (Exception ex)
         *  {
         *      //Console.WriteLine("failed to send email with the following error:");
         *      //Console.WriteLine(ep.Message);
         *      LogHelpers.source = typeof(EmailService).ToString();
         *      LogHelpers.message = "failed to send email with the following error:" + ex.Message;
         *      LogHelpers.user = CommonWeb.GetCurrentUser();
         *      LogHelpers.WriteLog();
         *      return false;
         *  }
         * }
         */
        /*
         * //with SMTP
         * public static bool SendEmail(string subject, string message, string toemail,bool IsHTML=true)
         * {
         *  SmtpMail oMail = new SmtpMail("TryIt");
         *  SmtpClient oSmtp = new SmtpClient();
         *
         *  // Your gmail email address
         *  oMail.From = ConfigurationManager.AppSettings["MailUser"];//"*****@*****.**";
         *
         *  // Set recipient email address
         *  oMail.To = toemail;
         *
         *  // Set email subject
         *  oMail.Subject = subject;
         *
         *  // Set email body
         *  if (IsHTML)
         *      oMail.HtmlBody = message;
         *  else
         *      oMail.TextBody = message;
         *
         *  // Gmail SMTP server address
         *  SmtpServer oServer = new SmtpServer(ConfigurationManager.AppSettings["MailServer"]);//"SMTP.Office365.com"
         *
         *  // If you want to use direct SSL 465 port,
         *  // please add this line, otherwise TLS will be used.
         *  // oServer.Port = 465;
         *
         *  // set 587 TLS port;
         *  oServer.Port = int.Parse(ConfigurationManager.AppSettings["MailPort"]); //587;
         *
         *  // detect SSL/TLS automatically
         *  oServer.ConnectType = SmtpConnectType.ConnectSTARTTLS;
         *
         *  // Gmail user authentication
         *  // For example: your email is "*****@*****.**", then the user should be the same
         *  oServer.User = ConfigurationManager.AppSettings["MailUser"];//"*****@*****.**";
         *  oServer.Password = ConfigurationManager.AppSettings["MailPassword"];//"Balittanah123";
         *
         *  try
         *  {
         *      Console.WriteLine("start to send email over SSL ...");
         *      oSmtp.SendMail(oServer, oMail);
         *      Console.WriteLine("email was sent successfully!");
         *      return true;
         *  }
         *  catch (Exception ex)
         *  {
         *      //Console.WriteLine("failed to send email with the following error:");
         *      //Console.WriteLine(ep.Message);
         *      LogHelpers.source = typeof(EmailService).ToString();
         *      LogHelpers.message = "failed to send email with the following error:"+ ex.Message;
         *      LogHelpers.user = CommonWeb.GetCurrentUser();
         *      LogHelpers.WriteLog();
         *      return false;
         *  }
         * }*/
        //using outlook without EAMail
        public static bool SendEmail(string subject, string message, string toemail, bool IsHTML = true)
        {
            string smtpServer = "smtp-mail.outlook.com";

            var UserMail     = ConfigurationManager.AppSettings["MailUser"];     //"*****@*****.**";
            var UserPassword = ConfigurationManager.AppSettings["MailPassword"]; //"Balittanah123";

            try
            {
                //Send teh High priority Email
                EmailManager mailMan = new EmailManager(smtpServer);

                EmailSendConfigure myConfig = new EmailSendConfigure();
                // replace with your email userName
                myConfig.ClientCredentialUserName = UserMail;
                // replace with your email account password
                myConfig.ClientCredentialPassword = UserPassword;
                myConfig.TOs             = new string[] { toemail };
                myConfig.CCs             = new string[] { };
                myConfig.From            = UserMail;
                myConfig.FromDisplayName = "SILPO - Balai Penelitian Tanah";
                myConfig.Priority        = System.Net.Mail.MailPriority.Normal;
                myConfig.Subject         = subject;

                EmailContent myContent = new EmailContent();
                myContent.Content = message;
                myContent.IsHtml  = IsHTML;
                mailMan.SendMail(myConfig, myContent);
                Console.WriteLine("email was sent successfully!");
                return(true);
            }
            catch (Exception ex)
            {
                //Console.WriteLine("failed to send email with the following error:");
                //Console.WriteLine(ep.Message);
                LogHelpers.source  = typeof(EmailService).ToString();
                LogHelpers.message = "failed to send email with the following error:" + ex.Message;
                LogHelpers.user    = CommonWeb.GetCurrentUser();
                LogHelpers.WriteLog();
                return(false);
            }
        }