private void InitMotionDetectedObservable()
{
this.MotionDetectedObservable = Observable.Create <DetectedMotionResult>(async ob =>
{
this._Client.Connect(GoogleApiClient.SignInModeOptional);
await this.WhenStatusChanged().Any(s => s == Status.Connected);
var broadcastReceiver = new EventBroadcastReceiver();
LocalBroadcastManager.GetInstance(Application.Context).RegisterReceiver(broadcastReceiver, new IntentFilter(Constants.BroadcastAction));
var sub1 = Observable.FromEventPattern <BroadcastEventArgs>(h => broadcastReceiver.Received += h, h => broadcastReceiver.Received -= h)
.Subscribe(e =>
{
var activityResult = (ActivityRecognitionResult)e.EventArgs.Intent.GetParcelableExtra(Constants.ActivitiesExtra);
DetectedMotion mostProbableMotion = GetMostProbableMotion(activityResult);
DetectedMotion[] motions = activityResult.ProbableActivities.Select(da => new DetectedMotion(da.Confidence, da.GetMotionType()))
.ToArray();
ob.OnNext(new DetectedMotionResult(activityResult.GetDateTime(), mostProbableMotion, motions));
});
var intent = new Intent(Application.Context, typeof(DetectedActivitiesIntentService));
var pendingIntent = PendingIntent.GetService(Application.Context, 0, intent, PendingIntentFlags.UpdateCurrent);
Statuses result = await ActivityRecognition.ActivityRecognitionApi.RequestActivityUpdatesAsync(this._Client, 0L, pendingIntent); // TODO: instead of 0L, use Config property, make sure the Config object is captured inside the lambda.
if (!result.IsSuccess)
{
ob.OnError(new Exception("Request failed"));
}
return(() =>
{
sub1.Dispose();
LocalBroadcastManager.GetInstance(Application.Context).UnregisterReceiver(broadcastReceiver);
broadcastReceiver.Dispose();
this._Client.Disconnect();
this._Client.Dispose();
});
})
.Replay(1);
this.MotionDetectedObservable.Connect(); // TODO? store this somewhere?
}
private void InitMotionDetectedObservable()
{
this.MotionDetectedObservable = Observable.Create <DetectedMotionResult>(ob =>
{
this.MotionActivityManager.StartActivityUpdates(NSOperationQueue.MainQueue, activity =>
{
var dateTime = activity.StartDate.ToDateTime();
var mostProbable = new DetectedMotion(activity.Confidence.ToPercentage(), activity.GetMotionType());
var detectedMotions = CreatePossibleMotions(activity).ToArray();
ob.OnNext(new DetectedMotionResult(dateTime, mostProbable, detectedMotions));
});
return(() =>
{
this.MotionActivityManager.StopActivityUpdates();
this.MotionActivityManager.Dispose();
});
})
.Replay(1);
this.MotionDetectedObservable.Connect();
}
public DetectedMotionResult(DateTime timestamp, DetectedMotion mostProbableMotion, DetectedMotion[] detectedMotions)
{
this.Timestamp = timestamp;
this.MostProbableMotion = mostProbableMotion;
this.DetectedMotions = Array.AsReadOnly(detectedMotions);
}
