public void OnFirstStart()
{
// Load locally stored schedule
XmlSerializer serializer = new XmlSerializer(typeof(schedule));
XDocument document = XDocument.Load("schedule.en.xml");
schedule tempschedule = (schedule)serializer.Deserialize(document.CreateReader());
IsolatedStorageFileHandler isfh = new IsolatedStorageFileHandler();
isfh.SaveSchedule(tempschedule);
AppSettings.FirstStart = false;
}
void BackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
ManualResetEvent CompletedNotifier = new ManualResetEvent(false);
scheduleDownloader scheduleDownloader = new scheduleDownloader();
IsolatedStorageFileHandler isfh = new IsolatedStorageFileHandler();
if (scheduleDownloader.DownloadRequired && !AppSettings.FirstStart)
{
ManualResetEvent VersionCompletedNotifier = new ManualResetEvent(false);
string scheduleVersion = AppSettings.ScheduleVersionDownloaded;
scheduleDownloader.GetScheduleVersion((ex, version) =>
{
if (ex != null)
{
this.Dispatcher.BeginInvoke(() =>
{
MessageBox.Show("Schedule couldn't be retrieved!");
VersionCompletedNotifier.Set();
});
}
else
{
scheduleVersion = version;
VersionCompletedNotifier.Set();
}
});
VersionCompletedNotifier.WaitOne();
if (AppSettings.ScheduleVersionDownloaded != scheduleVersion)
{
scheduleDownloader.Download((ex2, _schedule) =>
{
if (ex2 != null)
{
this.Dispatcher.BeginInvoke(() =>
{
MessageBox.Show("Schedule couldn't be retrieved!");
CompletedNotifier.Set();
return;
});
}
else
{
try
{
this.Dispatcher.BeginInvoke(() =>
{
isfh.SaveSchedule(_schedule);
AppSettings.LastTimeDownloaded = DateTime.Now;
AppSettings.ScheduleVersionDownloaded = scheduleVersion;
CompletedNotifier.Set();
});
}
catch
{
this.Dispatcher.BeginInvoke(() =>
{
MessageBox.Show("Schedule couldn't be retrieved!");
CompletedNotifier.Set();
});
}
}
});
CompletedNotifier.WaitOne();
}
}
this.Dispatcher.BeginInvoke(() =>
{
if (AppSettings.FirstStart == true)
this.OnFirstStart();
(App.Current as App).schedule = isfh.GetSchedule();
setDataContexts();
});
}