/// <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();
}
/// <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();
}
private static async Task checkRequestsAsyncHelper()
{
IEnumerable <Request> requests = AppDataManager.RetrieveRequests();
int addedForRequests = 0;
try
{
foreach (Request req in requests)
{
bool found = false;
TrainRequest trainReq = new TrainRequest()
{
from = req.from,
to = req.to,
date = req.depDateFrame.since,
time = req.depTimeFrame.since,
roundTrip = false
};
TrainResponse trainResp;
try
{
trainResp = Factory.Instance.getTrainResponse(
await Requests.makeRequestAsync(Requests.TRAIN_URL, trainReq.getParameters()));
}
catch (Exception) { continue; }
foreach (Train train in trainResp.Trains)
{
int available = 0;
foreach (CoachType type in train.CoachTypes)
{
try
{
CoachResponse coachResp = Factory.Instance.getCoachResponse(
await Requests.makeRequestAsync(Requests.COACH_URL, train.getParameters(type, false)));
foreach (Coach coach in coachResp.Wrapper.Coaches)
{
CarriageResponse carResp = Factory.Instance.getCarriageResponse(
await Requests.makeRequestAsync(Requests.CARRIAGE_URL, train.getParameters(coach)));
available += countAvailavle(req, train, type, coach, carResp.Value.Places);
}
}
catch (Exception) { }
}
if (!req.available.ContainsKey(train.Number))
{
req.available[train.Number] = 0;
}
if (available > req.available[train.Number] + 1)
{
Notification.SendToast(
"З'явилось " + (available - req.available[train.Number]) + " місць",
train.Number + " " + req.from.Name + " - " + req.to.Name + ", " + train.From.Date,
DateTimeOffset.Now.AddSeconds(15),
"UZTracer.TrainPage?" + JsonConvert.SerializeObject(train));
found = true;
}
req.available[train.Number] = available;
}
addedForRequests += found ? 1 : 0;
}
}
catch (Exception) { }
finally
{
Notification.UpdateBadge(addedForRequests);
AppDataManager.SaveRequests(requests);
}
}