public async void Handle(BackgroundActivatedEventArgs args)
{
var taskInstance = args.TaskInstance;
taskInstance.Canceled += TaskInstance_Canceled;
var deferral = taskInstance.GetDeferral();
try
{
RawNotification notification = (RawNotification)taskInstance.TriggerDetails;
long accountId = UWPPushExtension.GetAccountIdFromRawNotification(notification);
if (accountId == 0)
{
return;
}
AccountDataItem account = await AccountsManager.GetOrLoadOnlineAccount(accountId);
if (account == null)
{
return;
}
var cancellationToken = _cancellationTokenSource.Token;
try
{
cancellationToken.ThrowIfCancellationRequested();
var result = await Sync.SyncAccountAsync(account);
// Need to wait for the tile/toast tasks to finish before we release the deferral
if (result != null && result.SaveChangesTask != null)
{
await result.SaveChangesTask.WaitForAllTasksAsync();
}
}
catch (OperationCanceledException) { }
// Wait for the calendar integration to complete
await AppointmentsExtension.Current?.GetTaskForAllCompleted();
}
catch (Exception ex)
{
TelemetryExtension.Current?.TrackException(ex);
}
finally
{
deferral.Complete();
}
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
SharedInitialization.Initialize();
InitializeUWP.Initialize();
taskInstance.Canceled += TaskInstance_Canceled;
var deferral = taskInstance.GetDeferral();
try
{
RawNotification notification = (RawNotification)taskInstance.TriggerDetails;
long accountId = UWPPushExtension.GetAccountIdFromRawNotification(notification);
if (accountId == 0)
{
return;
}
AccountDataItem account = (await AccountsManager.GetAllAccounts()).FirstOrDefault(i => i.AccountId == accountId);
if (account == null)
{
return;
}
var cancellationToken = _cancellationTokenSource.Token;
try
{
cancellationToken.ThrowIfCancellationRequested();
var result = await Sync.SyncAccountAsync(account);
// If succeeded
if (result != null && result.Error == null)
{
// Flag as updated by background task so foreground app can update data
AccountDataStore.SetUpdatedByBackgroundTask();
}
// Need to wait for the tile/toast tasks to finish before we release the deferral
if (result != null && result.SaveChangesTask != null)
{
await result.SaveChangesTask.WaitForAllTasksAsync();
}
}
catch (OperationCanceledException) { }
// Wait for the calendar integration to complete
await AppointmentsExtension.Current?.GetTaskForAllCompleted();
}
catch (Exception ex)
{
TelemetryExtension.Current?.TrackException(ex);
}
finally
{
deferral.Complete();
}
}
