public Transition(TurnstileState start, TurnstileEvent e, TurnstileState end, Action a)
{
startState = start;
trigger = e;
endState = end;
action = a;
}
public void HandleEvent(TurnstileEvent e)
{
switch (state)
{
case TurnstileState.LOCKED:
switch (e)
{
case TurnstileEvent.COIN:
state = TurnstileState.UNLOCKED;
turnstileController.Unlock();
break;
case TurnstileEvent.PASS:
turnstileController.Alarm();
break;
}
break;
case TurnstileState.UNLOCKED:
switch (e)
{
case TurnstileEvent.COIN:
turnstileController.Thankyou();
break;
case TurnstileEvent.PASS:
state = TurnstileState.LOCKED;
turnstileController.Lock();
break;
}
break;
}
}
public void HandleEvent(TurnstileEvent e)
{
foreach (var transition in transitions)
{
if (state == transition.startState && e == transition.trigger)
{
state = transition.endState;
transition.action();
}
}
}
private void AddTransition(TurnstileState start, TurnstileEvent e, TurnstileState end, Action action)
{
transitions.Add(new Transition(start, e, end, action));
}
public void SetUnlocked()
{
state = unlockedState;
}
public void SetLocked()
{
state = lockedState;
}