/// <summary>
/// Invoked when application execution is being suspended. Application state is saved
/// without knowing whether the application will be terminated or resumed with the contents
/// of memory still intact.
/// </summary>
/// <param name="sender">The source of the suspend request.</param>
/// <param name="e">Details about the suspend request.</param>
private async void OnSuspending(object sender, SuspendingEventArgs e)
{
var deferral = e.SuspendingOperation.GetDeferral();
// TODO: Save application state and stop any background activity
await SuspensionManager.SaveAsync();
// save app's data
AppDataManager.SaveTickets(MainPage.tickets);
AppDataManager.SaveRequests(MainPage.requests);
deferral.Complete();
}
private static void checkTickets()
{
IEnumerable <Ticket> tickets = AppDataManager.RetrieveTickets();
foreach (Ticket tic in tickets)
{
if (tic.notifyBeforeDeparture && (tic.departure.GetDateTime() - DateTimeOffset.Now).Hours < 5)
{
tic.notifyBeforeDeparture = false;
Notification.SendToast(
"У вас потяг " + tic.departure.date.ToString("d"),
tic.from + " - " + tic.to + " о " + tic.departure.time,
DateTimeOffset.Now.AddSeconds(15),
"UZTracer.TicketPage?info&" + JsonConvert.SerializeObject(tic));
}
}
AppDataManager.SaveTickets(tickets);
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
// TODO: Prepare page for display here.
// TODO: If your application contains multiple pages, ensure that you are
// handling the hardware Back button by registering for the
// Windows.Phone.UI.Input.HardwareButtons.BackPressed event.
// If you are using the NavigationHelper provided by some templates,
// this event is handled for you.
navigationHelper.OnNavigatedTo(e);
ticketsList.DataContext = null;
ticketsList.DataContext = tickets;
AppDataManager.SaveTickets(tickets);
requestsList.DataContext = null;
requestsList.DataContext = requests;
AppDataManager.SaveRequests(requests);
Notification.ClearBadge();
}