private async Task <string[]> GetScheduledNotificationIdentifiersAsync(Guid localAccountId)
{
// This seems to randomly crash the app when running in the simulator and called multiple times, but works
// perfectly fine on my device. So have to assume it's an issue with the simulator.
// In iOS 13, this returns null if there aren't any scheduled notifications
// https://stackoverflow.com/a/58168417/1454643
// I'm not quite sure if the task itself returns null, or returns a task with null item, so checking both.
var notifsTask = _notificationCenter.GetPendingNotificationRequestsAsync();
if (notifsTask == null)
{
return(new string[0]);
}
var notifs = await notifsTask;
if (notifs == null || notifs.Length == 0)
{
return(new string[0]);
}
List <string> ids = new List <string>();
string idStartString = GetIdentifierStartStringForAccount(localAccountId);
foreach (var notif in notifs)
{
if (notif.Identifier.StartsWith(idStartString))
{
ids.Add(notif.Identifier);
}
}
return(ids.ToArray());
}
public async Task RemoveDailyReminders()
{
var allNotificationRequests = await NotificationCenter.GetPendingNotificationRequestsAsync();
var removableRequests = allNotificationRequests
.Where(req => req.Content.CategoryIdentifier == DAILY_NOTIFICATIONS)
.ToList();
NotificationCenter.RemovePendingNotificationRequests(removableRequests.Select(req => req.Identifier).ToArray());
}
private async Task <string[]> GetScheduledNotificationIdentifiersAsync(Guid localAccountId)
{
List <string> ids = new List <string>();
string idStartString = GetIdentifierStartStringForAccount(localAccountId);
// This seems to randomly crash the app when running in the simulator and called multiple times, but works
// perfectly fine on my device. So have to assume it's an issue with the simulator.
foreach (var notif in await _notificationCenter.GetPendingNotificationRequestsAsync())
{
if (notif.Identifier.StartsWith(idStartString))
{
ids.Add(notif.Identifier);
}
}
return(ids.ToArray());
}
