/*
 * This file is part of the L2J Mobius project.
 * 
 * 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 handlers.effecthandlers;

import com.l2jmobius.commons.util.Rnd;
import com.l2jmobius.gameserver.data.xml.impl.NpcData;
import com.l2jmobius.gameserver.model.StatsSet;
import com.l2jmobius.gameserver.model.actor.L2Character;
import com.l2jmobius.gameserver.model.actor.instance.DoppelgangerInstance;
import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
import com.l2jmobius.gameserver.model.actor.templates.L2NpcTemplate;
import com.l2jmobius.gameserver.model.effects.AbstractEffect;
import com.l2jmobius.gameserver.model.effects.L2EffectType;
import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
import com.l2jmobius.gameserver.model.skills.Skill;

/**
 * @author Sdw
 */
public class SummonHallucination extends AbstractEffect
{
	private final int _despawnDelay;
	private final int _npcId;
	private final int _npcCount;
	
	public SummonHallucination(StatsSet params)
	{
		_despawnDelay = params.getInt("despawnDelay", 20000);
		_npcId = params.getInt("npcId", 0);
		_npcCount = params.getInt("npcCount", 1);
	}
	
	@Override
	public L2EffectType getEffectType()
	{
		return L2EffectType.SUMMON_NPC;
	}
	
	@Override
	public boolean isInstant()
	{
		return true;
	}
	
	@Override
	public void instant(L2Character effector, L2Character effected, Skill skill, L2ItemInstance item)
	{
		if (effected.isAlikeDead())
		{
			return;
		}
		
		if ((_npcId <= 0) || (_npcCount <= 0))
		{
			_log.warning(SummonNpc.class.getSimpleName() + ": Invalid NPC ID or count skill ID: " + skill.getId());
			return;
		}
		
		final L2PcInstance player = effector.getActingPlayer();
		if (player.isMounted())
		{
			return;
		}
		
		final L2NpcTemplate npcTemplate = NpcData.getInstance().getTemplate(_npcId);
		if (npcTemplate == null)
		{
			_log.warning(SummonNpc.class.getSimpleName() + ": Spawn of the nonexisting NPC ID: " + _npcId + ", skill ID:" + skill.getId());
			return;
		}
		
		int x = effected.getX();
		int y = effected.getY();
		final int z = effected.getZ();
		
		for (int i = 0; i < _npcCount; i++)
		{
			x += (Rnd.nextBoolean() ? Rnd.get(0, 20) : Rnd.get(-20, 0));
			y += (Rnd.nextBoolean() ? Rnd.get(0, 20) : Rnd.get(-20, 0));
			
			final DoppelgangerInstance clone = new DoppelgangerInstance(npcTemplate, player);
			clone.setCurrentHp(clone.getMaxHp());
			clone.setCurrentMp(clone.getMaxMp());
			clone.setSummoner(player);
			clone.spawnMe(x, y, z);
			clone.scheduleDespawn(_despawnDelay);
			clone.doAttack(effected);
		}
	}
}