public IList <IAction> ChronologicalListToTree(IList <IActionEvent> events)
{
if (events.Count() == 0)
{
return(null);
}
IActionEvent firstEvent = events.First();
IActionEvent lastEvent = GetEndEvent(firstEvent, events, 1);
IAction firstAction = GetNewAction(firstEvent, lastEvent);
IList <IAction> actions = new List <IAction>()
{
firstAction
};
IList <IAction> parentActions = new List <IAction>()
{
firstAction
};
for (int i = 1; i < events.Count(); i++)
{
IActionEvent actionEvent = events[i];
IAction parentAction = parentActions.LastOrDefault();
if (actionEvent == lastEvent)
{
if (parentAction != null)
{
parentActions.Remove(parentAction);
}
continue;
}
if (parentAction == null)
{
if (!actionEvent.Event.Equals(Event.Started))
{
throw new Exception();
}
firstEvent = actionEvent;
lastEvent = GetEndEvent(firstEvent, events, i);
IAction nextSibling = GetNewAction(firstEvent, lastEvent);
actions.Add(nextSibling);
parentActions = new List <IAction>()
{
nextSibling
};
continue;
}
if (actionEvent.Event.Equals(Event.Started))
{
IAction action = GetNewAction(actionEvent);
parentAction.AddActionChild(action);
parentActions.Add(action);
}
else if (actionEvent.Event.Equals(Event.Ended))
{
parentAction.SetEnded(actionEvent);
parentActions.Remove(parentAction);
}
}
return(actions);
}
