private void CheckAttendance(DateTime date)
{
if (date.DayOfWeek == DayOfWeek.Saturday || date.DayOfWeek == DayOfWeek.Sunday)
{
return;
}
if (string.IsNullOrWhiteSpace(Settings.Default.AbsentMessage))
{
return;
}
if (_checkingAttendance)
{
return;
}
_checkingAttendance = true;
Task.Factory.StartNew(async() =>
{
var students = Student.Cache.ToList();
foreach (var student in students)
{
if (string.IsNullOrWhiteSpace(student.ContactNumber))
{
continue;
}
if (student.DateRegistered.Date == date.Date || student.LastAbsentNotification.Date == date.Date)
{
continue;
}
var previousPass = GatePass.GetPreviousPass(student.Id);
if (date == previousPass?.Time.Date)
{
continue;
}
var message = Settings.Default.AbsentMessage
.Replace("[NAME]", student.Fullname)
.Replace("[TIME]", date.ToString("MMM d, yyyy"));
SMS.Send(message, student.ContactNumber);
student.Update(nameof(Student.LastAbsentNotification), date.Date);
await TaskEx.Delay(1111);
}
});
}
private MainViewModel()
{
Messenger.Default.AddListener <string>(Messages.Scan, id =>
{
var stud = Student.Cache.FirstOrDefault(x => x.Barcode.ToUpper() == id.ToUpper());
if (stud == null)
{
return;
}
GateMonitor.Student = stud;
var pass = GatePass.GetPreviousPass(stud.Id);
if (pass == null)
{
pass = new GatePass(stud.Id);
}
else
{
pass = new GatePass(stud.Id, !pass.In);
}
pass.Save();
GateMonitor.Pass = pass;
var message = "";
if (pass.In)
{
message = Settings.Default.EntranceMessage;
}
else
{
message = Settings.Default.ExitMessage;
}
message = message.Replace("[NAME]", stud.Fullname)
.Replace("[TIME]", pass.Time.ToString("MMM d h:mm tt"));
if (!string.IsNullOrWhiteSpace(stud.ContactNumber))
{
SMS.Send(message, stud.ContactNumber, true);
}
});
Messenger.Default.AddListener <User>(Messages.ModelDeleted,
usr =>
{
MessageQueue.Enqueue("User deleted", "UNDO", u =>
{
u.Undelete();
}, usr);
CurrentUser = null;
});
if (Settings.Default.NotifyAbsent)
{
if (!string.IsNullOrWhiteSpace(Settings.Default.AbsentTime))
{
Task.Factory.StartNew(AbsentReminder);
}
else
{
CheckAttendance(DateTime.Now.AddDays(-1).Date);
}
}
}
