/// <inheritdoc />
public override void FastForward()
{
if (Data.Current == null)
{
return;
}
if (Data.Current.FindPathInGraph(step => step.Data.Transitions.Data.Transitions.Select(transition => transition.Data.TargetStep), null, out IList <IStep> pathToChapterEnd) == false)
{
throw new InvalidStateException("The end of the chapter is not reachable from the current step.");
}
foreach (IStep step in pathToChapterEnd)
{
if (Data.Current.LifeCycle.Stage == Stage.Inactive)
{
Data.Current.LifeCycle.Activate();
}
Data.Current.LifeCycle.MarkToFastForward();
ITransition toAutocomplete = Data.Current.Data.Transitions.Data.Transitions.First(transition => transition.Data.TargetStep == step);
if (toAutocomplete.IsCompleted == false)
{
toAutocomplete.Autocomplete();
}
Data.Current.LifeCycle.Deactivate();
Data.Current = step;
}
}
public override void FastForward(EntityData data)
{
IList <IStep> happyPath;
if (data.Current == null)
{
return;
}
if (data.Current.FindPathInGraph(step => step.Data.Transitions.Data.Transitions.Select(transition => transition.Data.TargetStep), null, out happyPath) == false)
{
throw new InvalidStateException("The end of the chapter is not reachable from current step.");
}
for (int i = 0; i < happyPath.Count; i++)
{
if (data.Current.LifeCycle.Stage == Stage.Inactive)
{
data.Current.LifeCycle.Activate();
}
data.Current.LifeCycle.MarkToFastForward();
ITransition toAutocomplete = data.Current.Data.Transitions.Data.Transitions.First(transition => transition.Data.TargetStep == happyPath[i]);
if (toAutocomplete.IsCompleted == false)
{
toAutocomplete.Autocomplete();
}
data.Current.LifeCycle.Deactivate();
data.Current = happyPath[i];
}
}
public static void SkipStep(ITransition transition)
{
if (IsRunning == false)
{
return;
}
Current.Data.Current.Data.Current.LifeCycle.MarkToFastForward();
transition.Autocomplete();
}
/// <summary>
/// Skips the current step and uses given transition.
/// </summary>
/// <param name="transition">Transition which should be used.</param>
public static void SkipStep(ITransition transition)
{
if (IsRunning == false)
{
return;
}
Current.Data.Current.Data.Current.LifeCycle.MarkToFastForward();
transition.Autocomplete();
Events.FastForwardStep?.Invoke(instance, new FastForwardCourseEventArgs(transition, Current));
}
