/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.model.actor.instance;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.ThreadPoolManager;
import net.sf.l2j.gameserver.ai.CtrlIntention;
import net.sf.l2j.gameserver.model.L2CharPosition;
import net.sf.l2j.gameserver.network.serverpackets.ActionFailed;
import net.sf.l2j.gameserver.network.serverpackets.MyTargetSelected;
import net.sf.l2j.gameserver.network.serverpackets.ValidateLocation;
import net.sf.l2j.gameserver.templates.chars.L2NpcTemplate;
import net.sf.l2j.util.Rnd;

/**
 * @author Kerberos
 */

public class L2TownPetInstance extends L2NpcInstance
{    
    int randomX, randomY, spawnX, spawnY;

    public L2TownPetInstance(int objectId, L2NpcTemplate template)
    {
        super(objectId, template);

        if (Config.ALLOW_PET_WALKERS)
        	ThreadPoolManager.getInstance().scheduleAiAtFixedRate(new RandomWalkTask(), 2000, 4000);
    }

    @Override
    public void onAction(L2PcInstance player)
    {
        if (!canTarget(player)) return;
        
        if (this != player.getTarget())
        {
            // Set the target of the L2PcInstance player
            player.setTarget(this);

            // Send a Server->Client packet MyTargetSelected to the L2PcInstance player
            // The color to display in the select window is White
            MyTargetSelected my = new MyTargetSelected(getObjectId(), 0);
            player.sendPacket(my);

            // Send a Server->Client packet ValidateLocation to correct the L2ArtefactInstance position and heading on the client
            player.sendPacket(new ValidateLocation(this));
        }
        else
        {
            // Calculate the distance between the L2PcInstance and the L2NpcInstance
            if (!canInteract(player))
            {
                // Notify the L2PcInstance AI with AI_INTENTION_INTERACT
                player.getAI().setIntention(CtrlIntention.AI_INTENTION_INTERACT, this);
            }
        }
        // Send a Server->Client ActionFailed to the L2PcInstance in order to avoid that the client wait another packet
        player.sendPacket(ActionFailed.STATIC_PACKET);
    }

    @Override
    public void onSpawn()
    {
        super.onSpawn();
        spawnX = getX();
        spawnY = getY();
    }
    public class RandomWalkTask implements Runnable
    {
        public void run()
        {
        	if(!isInActiveRegion()) return; // but rather the AI should be turned off completely..
        	randomX = spawnX + Rnd.get(2*50)-50;
            randomY = spawnY + Rnd.get(2*50)-50;
            setRunning();
            if ((randomX != getX()) && (randomY != getY()))
                getAI().setIntention(CtrlIntention.AI_INTENTION_MOVE_TO, new L2CharPosition(randomX,randomY,getZ(),0));
        }
    }
}