bool TryRouteEvent()
{
var hasRoute = _routesByEvent.TryGetValue(_event, out var route);
if (!_givensByEvent.TryGetValue(_event, out var given))
{
given = new FlowMethodSet <FlowGiven>();
}
FlowObservation observation;
if (!_flow.IsTopic)
{
observation = new FlowObservation(_flow, _event, route, given);
}
else
{
if (!_whensByEvent.TryGetValue(_event, out var when))
{
when = new FlowMethodSet <TopicWhen>();
}
observation = new TopicObservation(_flow, _event, route, given, when);
}
_flow.Observations.Declare(observation);
_event.Observations.Write.Add(observation);
return(hasRoute);
}
bool TryGetObservation(EventType type, out TopicObservation observation)
{
observation = _topicKey.Type.Observations.TryGet(type, out var baseObservation)
? (TopicObservation)baseObservation
: null;
return(observation != null);
}
public When(
TimelinePoint point,
TopicObservation observation,
IServiceProvider services,
CancellationToken cancellationToken)
: base(point, observation)
{
Services = services;
CancellationToken = cancellationToken;
}
