private IEvent _Undo(bool countNonActionable = true) // TODO
{
IEvent e = allEvents.Pop(); // Make method for this
if (e is IActionableEvent)
{
IBaseCommand undoCommand = (e as IActionableEvent).NewUndoCommand();
if (undoCommand is IEntityModifier)
{
IEntityModifier m = (undoCommand as IEntityModifier);
Assert.IsTrue(m is IEventProducing);
(m as IEventProducing).DontRecordEvent = true;
EM.ApplyMod(m);
}
else if (undoCommand is IIndependentModifier)
{
IIndependentModifier m = (undoCommand as IIndependentModifier);
Assert.IsTrue(m is IEventProducing);
(m as IEventProducing).DontRecordEvent = true;
EM.ApplyMod(m);
}
else if (undoCommand is Command)
{
throw new NotImplementedException();
}
else
{
throw new Exception("Cannot apply undo command: " + undoCommand.GetType().Name);
}
}
return(e);
}
void OnFinish(IBaseCommand command)
{
Type type = command.GetType();
Queue <IBaseCommand> cached;
if (!_cache.TryGetValue(type, out cached))
{
_cache[type] = cached = new Queue <IBaseCommand>();
}
cached.Enqueue(command);
_retained.Remove(command);
}
public IDictionary <string, object> Serialize(IBaseCommand command)
{
var properties = command.GetType().GetRuntimeProperties().Where(p => p.CanRead && p.CanWrite);
return(properties.ToDictionary(p => p.Name, p => p.GetValue(command)));
}