/*
 * 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.handler.skillhandlers;

import net.sf.l2j.gameserver.handler.ISkillHandler;
import net.sf.l2j.gameserver.model.L2Character;
import net.sf.l2j.gameserver.model.L2ItemInstance;
import net.sf.l2j.gameserver.model.L2Object;
import net.sf.l2j.gameserver.model.L2Skill;
import net.sf.l2j.gameserver.model.L2Summon;
import net.sf.l2j.gameserver.model.actor.instance.L2NpcInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.skills.Formulas;
import net.sf.l2j.gameserver.templates.skills.L2SkillType;

/*
 * Just a quick draft to support Wrath skill. Missing angle based calculation etc.
 */

public class CpDam implements ISkillHandler
{
	private static final L2SkillType[] SKILL_IDS =
	{
		L2SkillType.CPDAM
	};
	
	/**
	 * 
	 * @see net.sf.l2j.gameserver.handler.ISkillHandler#useSkill(net.sf.l2j.gameserver.model.L2Character, net.sf.l2j.gameserver.model.L2Skill, net.sf.l2j.gameserver.model.L2Object[])
	 */
	public void useSkill(L2Character activeChar, L2Skill skill, L2Object[] targets)
	{
		if (activeChar.isAlikeDead())
			return;
		
		boolean ss = false;
		boolean sps = false;
		boolean bss = false;
		
		L2ItemInstance weaponInst = activeChar.getActiveWeaponInstance();
		
		if (weaponInst != null)
		{
			if (skill.isMagic())
			{
				if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT)
				{
					bss = true;
				}
				else if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_SPIRITSHOT)
				{
					sps = true;
				}
			}
			else if (weaponInst.getChargedSoulshot() == L2ItemInstance.CHARGED_SOULSHOT)
			{
				ss = true;
			}
		}
		// If there is no weapon equipped, check for an active summon.
		else if (activeChar instanceof L2Summon)
		{
			L2Summon activeSummon = (L2Summon) activeChar;
			
			if (activeSummon.getChargedSpiritShot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT)
			{
				bss = true;
				activeSummon.setChargedSpiritShot(L2ItemInstance.CHARGED_NONE);
			}
			else if (activeSummon.getChargedSpiritShot() == L2ItemInstance.CHARGED_SPIRITSHOT)
			{
				ss = true;
				activeSummon.setChargedSpiritShot(L2ItemInstance.CHARGED_NONE);
			}
		}
		else if (activeChar instanceof L2NpcInstance)
		{
			bss = ((L2NpcInstance) activeChar).isUsingShot(false);
			ss = ((L2NpcInstance) activeChar).isUsingShot(true);
		}
		
		for (L2Character target: (L2Character[]) targets)
		{
			if (activeChar instanceof L2PcInstance && target instanceof L2PcInstance && ((L2PcInstance)target).isFakeDeath())
			{
				target.stopFakeDeath(null);
			}
			else if (target.isDead())
			{
				continue;
			}
			
			byte shld = Formulas.getInstance().calcShldUse(activeChar, target);
			if (!Formulas.getInstance().calcSkillSuccess(activeChar, target, skill, shld, ss, sps, bss))
				return;
			int damage = (int) (target.getCurrentCp() * (1 - skill.getPower()));
			
			// Manage attack or cast break of the target (calculating rate, sending message...)
			if (!target.isRaid() && Formulas.getInstance().calcAtkBreak(target, damage))
			{
				target.breakAttack();
				target.breakCast();
			}
			skill.getEffects(activeChar, target);
			activeChar.sendDamageMessage(target, damage, false, false, false);
			target.setCurrentCp(target.getCurrentCp() - damage);
		}
	}
	
	/**
	 * 
	 * @see net.sf.l2j.gameserver.handler.ISkillHandler#getSkillIds()
	 */
	public L2SkillType[] getSkillIds()
	{
		return SKILL_IDS;
	}
}
