protected override IObservable <float> CreateObservable(IAttributeHolder holder)
{
Ensure.That(holder, nameof(holder)).IsNotNull();
var source = _value
.SelectMany(identity)
.WithLatestFrom(OnModifierChange, (v, m) => v * m)
.WithLatestFrom(OnRangeChange, (value, range) => (value, range));
return(source
.Scan(0f, (sum, v) => v.range.Clamp(sum + v.value))
.CombineLatest(OnRangeChange, (v, r) => r.Clamp(v)));
}
private IDisposable ShouldRetrieveFaceWhenActivatedAndAfterRecognition()
{
//return ObservableExtensions
// .UsingAsync(
// () => _dataProvider.UnrecognisedBy(_userId, page => 1).GetAsyncEnumerator(),
// enumerator => _recognised
// .SelectMany(_ => GetFaceAsync(enumerator))
// .TakeWhile(tuple => tuple.Item1)
// .Select(tuple => tuple.Item2))
// .ObserveOn(_schedulers.Dispatcher)
// .Subscribe(_face);
return(_recognised
.SelectMany(_ => _dataProvider.UnrecognisedBy(_userId))
.Do(face => _logger.LogInformation($"Unrecognised: {face.Id} @ {face.Uri}"))
.ObserveOn(_schedulers.Dispatcher)
.Subscribe(_face));
}