public override void ReceivedLocalNotification(UIApplication application, UILocalNotification notification)
{
if (notification.UserInfo != null)
{
iOSSensusServiceHelper serviceHelper = SensusServiceHelper.Get() as iOSSensusServiceHelper;
// check whether this is a callback notification and service it if it is
NSNumber isCallbackValue = notification.UserInfo.ValueForKey(new NSString(SensusServiceHelper.SENSUS_CALLBACK_KEY)) as NSNumber;
if (isCallbackValue?.BoolValue ?? false)
{
serviceHelper.ServiceCallbackNotificationAsync(notification);
}
// check whether the user opened a pending-survey notification (indicated by an application state that is not active). we'll
// also get notifications when the app is active, due to how we manage pending-survey notifications.
if (application.ApplicationState != UIApplicationState.Active)
{
NSString notificationId = notification.UserInfo.ValueForKey(new NSString(SensusServiceHelper.NOTIFICATION_ID_KEY)) as NSString;
if (notificationId != null && notificationId.ToString() == SensusServiceHelper.PENDING_SURVEY_NOTIFICATION_ID)
{
// display the pending scripts page if it is not already on the top of the navigation stack
SensusContext.Current.MainThreadSynchronizer.ExecuteThreadSafe(async() =>
{
IReadOnlyList <Page> navigationStack = Xamarin.Forms.Application.Current.MainPage.Navigation.NavigationStack;
Page topPage = navigationStack.Count == 0 ? null : navigationStack.Last();
if (!(topPage is PendingScriptsPage))
{
await Xamarin.Forms.Application.Current.MainPage.Navigation.PushAsync(new PendingScriptsPage());
}
});
}
}
}
}
private void ServiceNotificationAsync(UILocalNotification notification)
{
if (notification.UserInfo != null)
{
NSNumber isCallbackValue = notification.UserInfo.ValueForKey(new NSString(SensusServiceHelper.SENSUS_CALLBACK_KEY)) as NSNumber;
if (isCallbackValue != null && isCallbackValue.BoolValue)
{
_serviceHelper.ServiceCallbackNotificationAsync(notification);
}
}
}