public override void ViewDidLoad()
{
base.ViewDidLoad();
_viewModel = AppDelegate.SampleViewModel;
timerStartButton.AddGestureRecognizer(new UITapGestureRecognizer(() => _viewModel?.StartClock()));
timerStopButton.AddGestureRecognizer(new UITapGestureRecognizer(() => _viewModel?.StopClock()));
networkButton.AddGestureRecognizer(new UITapGestureRecognizer(() => _viewModel?.GetFakeNetworking()));
//Observe LiveData streams with LifecycleManager
//Use NSLog or other error logging lib in real app
_viewModel?.ClockLiveData.Observe(
LifecycleManager, OnNextClockData, e => Console.WriteLine($"SampleViewController {e.ToString()}"));
_viewModel?.FakeNetworkingLiveData.Observe(
LifecycleManager, OnNextNetworkData, e => Console.WriteLine($"SampleViewController {e.ToString()}"));
}
/// <summary>
/// Get ViewModel dependency from parent Activity, and observe LiveData streams
/// </summary>
/// <param name="savedInstanceState"></param>
public override void OnActivityCreated(Bundle savedInstanceState)
{
base.OnActivityCreated(savedInstanceState);
if (Activity is ISampleFragmentContract activity)
{
if (_viewModel == null)
{
_viewModel = activity.GetSampleViewModel();
//Observe LiveData streams with LifecycleManager
_viewModel?.ClockLiveData.Observe(
LifecycleManager, OnNextClockData, e => Log.Error("SampleFragment", e.ToString()));
_viewModel?.FakeNetworkingLiveData.Observe(
LifecycleManager, OnNextNetworkData, e => Log.Error("SampleFragment", e.ToString()));
}
}
else
{
throw new Exception("Activity not implementing ISampleFragmentContract");
}
}
