public async Task Start()
{
_cts = new CancellationTokenSource();
StaticObjects.IsCollecting = true;
_taskId = UIApplication.SharedApplication.BeginBackgroundTask("LongRunningTask", OnExpiration);
try
{
var net = new SensorCollectionManager();
//await net.PhoneSensorOperationsAsync(_cts.Token);
}
catch (OperationCanceledException)
{
}
finally
{
if (_cts.IsCancellationRequested)
{
var message = new CancelledMessage();
Device.BeginInvokeOnMainThread(
() => MessagingCenter.Send(message, "CancelledMessage")
);
}
}
UIApplication.SharedApplication.EndBackgroundTask(_taskId);
}
private void CollectionService()
{
Task.Run(() =>
{
try
{
if (!isRunning)
{
var sen = new SensorCollectionManager();
//sen.PhoneSensorOperationsAsync(_cts.Token);
}
}
catch (Exception ex)
{
ExceptionErrorLogger.writeFileOnInternalStorage(ex.ToString());
}
finally
{
if (_cts.IsCancellationRequested)
{
var message = new CancelledMessage();
Device.BeginInvokeOnMainThread(
() => MessagingCenter.Send(message, "CancelledMessage")
);
}
}
}, _cts.Token);
}
