public Task ScheduleNotification(CoreNotification notification)
{
var task = new TaskFactory().StartNew(() => {
var localNotification = new UILocalNotification();
localNotification.FireDate = NSDate.FromTimeIntervalSinceNow(60); //seconds
localNotification.AlertBody = @"Your alert message";
localNotification.TimeZone = NSTimeZone.DefaultTimeZone;
localNotification.RepeatInterval = NSCalendarUnit.Day;
//localNotification.RepeatCalendar =
UIApplication.SharedApplication.ScheduleLocalNotification(localNotification);
});
return(task);
}
/// <summary>
/// Creates a single notification, an instance of <see cref="Android.App.Notification"/> class.
/// </summary>
/// <returns>Android notification created from <b>notification</b> parameter.</returns>
/// <param name="notification"><b>CoreNotification</b></param>
private Notification GetNotification(CoreNotification notification, DateTime occurrence, Intent notificationIntent)
{
var builder = new NotificationCompat.Builder(this.ctx);
builder.SetContentTitle(notification.Title);
builder.SetContentText(notification.Message + this.FormatOccurrence(occurrence));
builder.SetTicker("Ticker");
builder.SetSmallIcon(Resource.Drawable.Icon);
builder.SetSound(RingtoneManager.GetDefaultUri(RingtoneType.Alarm));
builder.SetPriority((int)NotificationPriority.High);
builder.SetVisibility((int)NotificationVisibility.Public); // visible on locked screen
var action = this.GetAction(builder, notificationIntent, () => { System.Diagnostics.Debug.WriteLine("ACTION!"); });
builder.AddAction(action);
return(builder.Build());
}
public Task ScheduleNotification(CoreNotification coreNotification)
{
var task = new TaskFactory().StartNew(() => {
// todo return an identifier(s) for a notification(s) to store in db to be able to cancel them later
// todo create notifications for all occrrences using AlarmManager.SetRepeating method
Intent notificationIntent = new Intent(this.ctx, typeof(NotificationPublisher));
var notification = this.GetNotification(coreNotification, DateTime.Now.Date, notificationIntent);
notification.Defaults |= NotificationDefaults.Lights | NotificationDefaults.Sound | NotificationDefaults.Vibrate;
notificationIntent.PutExtra(NotificationPublisher.NOTIFICATION_ID, coreNotification.Id); // here we put long but NotificationPublisher expects int
notificationIntent.PutExtra(NotificationPublisher.NOTIFICATION, notification);
var requestId = DateTime.Now.Millisecond;
PendingIntent pendingIntent = PendingIntent.GetBroadcast(this.ctx, requestId, notificationIntent, PendingIntentFlags.CancelCurrent);
var firingCal = Calendar.Instance;
var currentCal = Calendar.Instance;
// todo set time according to occurrence
firingCal.Set(CalendarField.HourOfDay, DateTime.Now.Hour); // At the hour you wanna fire
firingCal.Set(CalendarField.Minute, DateTime.Now.Minute); // Particular minute
firingCal.Set(CalendarField.Second, DateTime.Now.Second + 4); // particular second
if (firingCal.CompareTo(currentCal) < 0)
{
firingCal.Add(CalendarField.DayOfMonth, 1);
}
var triggerTime = firingCal.TimeInMillis; // DateTime.Now.FromLocalToUnixTime();
AlarmManager alarmManager = (AlarmManager)this.ctx.GetSystemService(Context.AlarmService);
alarmManager.SetRepeating(AlarmType.RtcWakeup, triggerTime, AlarmManager.IntervalFifteenMinutes /* or explicit value of millis, for example 10000*/, pendingIntent);
// or
//alarmManager.SetExact();
// or others
});
return(task);
}
