package com.aionemu.gameserver.controllers.observer;

import com.aionemu.gameserver.model.gameobjects.Creature;
import com.aionemu.gameserver.model.gameobjects.player.Player;
import com.aionemu.gameserver.utils.PositionUtil;

/**
 * @author nrg
 */
public abstract class DialogObserver extends ActionObserver {

	protected final Player responder;
	protected final Creature requester;
	private int maxDistance;

	public DialogObserver(Creature requester, Player responder, int maxDistance) {
		super(ObserverType.MOVE);
		this.responder = responder;
		this.requester = requester;
		this.maxDistance = maxDistance;
	}

	@Override
	public void moved() {
		if (!PositionUtil.isInRange(responder, requester, maxDistance))
			tooFar();
	}

	/**
	 * Is called when player is too far away from dialog serving object
	 */
	public abstract void tooFar();
}