/*
 * 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 2, 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package com.l2jfrozen.gameserver.handler.skillhandlers;

import com.l2jfrozen.Config;
import com.l2jfrozen.gameserver.handler.ISkillHandler;
import com.l2jfrozen.gameserver.handler.SkillHandler;
import com.l2jfrozen.gameserver.model.L2Character;
import com.l2jfrozen.gameserver.model.L2Object;
import com.l2jfrozen.gameserver.model.L2Skill;
import com.l2jfrozen.gameserver.model.L2Skill.SkillType;
import com.l2jfrozen.gameserver.model.actor.instance.L2DoorInstance;
import com.l2jfrozen.gameserver.model.actor.instance.L2PcInstance;
import com.l2jfrozen.gameserver.network.SystemMessageId;
import com.l2jfrozen.gameserver.network.serverpackets.StatusUpdate;
import com.l2jfrozen.gameserver.network.serverpackets.SystemMessage;
import com.l2jfrozen.gameserver.skills.Stats;

/**
 * This class ...
 * 
 * @version $Revision: 1.1.2.2.2.4 $ $Date: 2005/04/06 16:13:48 $
 */

public class Heal implements ISkillHandler
{
	// all the items ids that this handler knowns
	//private static Logger _log = Logger.getLogger(Heal.class.getName());

	/* (non-Javadoc)
	 * @see com.l2jfrozen.gameserver.handler.IItemHandler#useItem(com.l2jfrozen.gameserver.model.L2PcInstance, com.l2jfrozen.gameserver.model.L2ItemInstance)
	 */
	private static final SkillType[] SKILL_IDS = { SkillType.HEAL, SkillType.HEAL_PERCENT, SkillType.HEAL_STATIC };

	/* (non-Javadoc)
	 * @see com.l2jfrozen.gameserver.handler.IItemHandler#useItem(com.l2jfrozen.gameserver.model.L2PcInstance, com.l2jfrozen.gameserver.model.L2ItemInstance)
	 */
	@Override
	public void useSkill(L2Character activeChar, L2Skill skill, L2Object[] targets)
	{
		L2PcInstance player = null;
		if(activeChar instanceof L2PcInstance)
			player = (L2PcInstance) activeChar;
		
		boolean bss = activeChar.checkBss();
		boolean sps = activeChar.checkSps();
		
		//check for other effects
		try
		{
			ISkillHandler handler = SkillHandler.getInstance().getSkillHandler(SkillType.BUFF);

			if(handler != null)
				handler.useSkill(activeChar, skill, targets);

			handler = null;
		}
		catch(Exception e)
		{
			if(Config.ENABLE_ALL_EXCEPTIONS)
				e.printStackTrace();
		}

		L2Character target = null;
		
		for(L2Object target2 : targets)
		{
			target = (L2Character) target2;

			// We should not heal if char is dead
			if(target == null || target.isDead())
				continue;

			// We should not heal walls and door
			if(target instanceof L2DoorInstance)
				continue;

			// Player holding a cursed weapon can't be healed and can't heal
			if(target != activeChar)
			{
				if(target instanceof L2PcInstance && ((L2PcInstance) target).isCursedWeaponEquiped())
					continue;
				else if(player != null && player.isCursedWeaponEquiped())
					continue;
			}

			double hp = skill.getPower();

			if(skill.getSkillType() == SkillType.HEAL_PERCENT)
			{
				hp = target.getMaxHp() * hp / 100.0;
			}
			else
			{
				if(bss){
					hp *= 1.5;
				}else if(sps){
					hp *= 1.3;
				}
				
			}

			if(skill.getSkillType() == SkillType.HEAL_STATIC)
				hp = skill.getPower();
			else if(skill.getSkillType() != SkillType.HEAL_PERCENT)
				hp *= target.calcStat(Stats.HEAL_EFFECTIVNESS, 100, null, null) / 100;

			target.setCurrentHp(hp + target.getCurrentHp());
			target.setLastHealAmount((int) hp);
			StatusUpdate su = new StatusUpdate(target.getObjectId());
			su.addAttribute(StatusUpdate.CUR_HP, (int) target.getCurrentHp());
			target.sendPacket(su);
			su = null;

			if(target instanceof L2PcInstance)
			{
				if(skill.getId() == 4051)
				{
					SystemMessage sm = new SystemMessage(SystemMessageId.REJUVENATING_HP);
					target.sendPacket(sm);
					sm = null;
				}
				else
				{
					if(activeChar instanceof L2PcInstance && activeChar != target)
					{
						SystemMessage sm = new SystemMessage(SystemMessageId.S2_HP_RESTORED_BY_S1);
						sm.addString(activeChar.getName());
						sm.addNumber((int) hp);
						target.sendPacket(sm);
						sm = null;
					}
					else
					{
						SystemMessage sm = new SystemMessage(SystemMessageId.S1_HP_RESTORED);
						sm.addNumber((int) hp);
						target.sendPacket(sm);
						sm = null;
					}
				}
			}
			target = null;
		}
		
		if(bss){
			activeChar.removeBss();
		}else if(sps){
			activeChar.removeSps();
		}
		
	}

	@Override
	public SkillType[] getSkillIds()
	{
		return SKILL_IDS;
	}
}
