private void ValidateBeforeStartCountdown(Tuple <String, DateTime> data) { if (data.Item1 == "") { if (!Tommorow) { Tommorow = true; } //parsing waktu var end = timeController.BuildDate($"{TimeHelper.GetTommorowDateWithUSFormat()} {waktuShalat.subuh}"); LblNamaShalat.Text = "subuh"; LblJam.Text = waktuShalat.subuh; timeController.StartCountdown(end); CountDown.Start(); } else { LblNamaShalat.Text = data.Item1; LblJam.Text = data.Item2.ToString("HH:mm"); DateTime EndTime = data.Item2; timeController.StartCountdown(EndTime); CountDown.Start(); } }