public void RemoveScheduledNotification(int id)
{
var intent = NotificationSchedulerReceiver.CreateIntent(id, null, null);
var pendingIntent = PendingIntent.GetBroadcast(
Application.Context,
0,
intent,
PendingIntentFlags.CancelCurrent);
var alarmManager = GetAlarmManager();
alarmManager.Cancel(pendingIntent);
var notificationManager = NotificationManagerCompat.From(Application.Context);
notificationManager.Cancel(id);
}
public void ScheduleNotification(TaskReminderNotification notification)
{
var now = DateTimeOffset.Now;
bool showNow = notification.DeliveryOn <= now;
if (showNow)
{
ShowTaskReminderNotification(notification);
return;
}
var intent = NotificationSchedulerReceiver.CreateIntent(
notification.Id,
NotificationSchedulerReceiver.TaskReminderNotificationKey,
JsonConvert.SerializeObject(notification));
var pendingIntent = PendingIntent.GetBroadcast(
Application.Context,
0,
intent,
PendingIntentFlags.CancelCurrent);
var future = (long)(notification.DeliveryOn - now).TotalMilliseconds;
var milis = Java.Lang.JavaSystem.CurrentTimeMillis() + future;
var alarmManager = GetAlarmManager();
if (Build.VERSION.SdkInt >= BuildVersionCodes.M)
{
alarmManager.SetExactAndAllowWhileIdle(AlarmType.RtcWakeup, milis, pendingIntent);
}
else if (Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat)
{
alarmManager.SetExact(AlarmType.RtcWakeup, milis, pendingIntent);
}
else
{
alarmManager.Set(AlarmType.RtcWakeup, milis, pendingIntent);
}
}