/*
 * 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.L2Object;
import net.sf.l2j.gameserver.model.L2Skill;
import net.sf.l2j.gameserver.model.ShotType;
import net.sf.l2j.gameserver.model.actor.L2Character;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;
import net.sf.l2j.gameserver.skills.Formulas;
import net.sf.l2j.gameserver.templates.skills.L2SkillType;

/**
 * @author _tomciaaa_
 */
public class StrSiegeAssault implements ISkillHandler
{
	private static final L2SkillType[] SKILL_IDS =
	{
		L2SkillType.STRSIEGEASSAULT
	};
	
	@Override
	public void useSkill(L2Character activeChar, L2Skill skill, L2Object[] targets)
	{
		if (!(activeChar instanceof L2PcInstance))
			return;
		
		final L2PcInstance player = (L2PcInstance) activeChar;
		
		if (!player.checkIfOkToUseStriderSiegeAssault(skill))
			return;
		
		int damage = 0;
		
		final boolean ss = activeChar.isChargedShot(ShotType.SOULSHOT);
		final boolean dual = activeChar.isUsingDualWeapon();
		
		for (L2Object obj : targets)
		{
			if (!(obj instanceof L2Character))
				continue;
			
			final L2Character target = ((L2Character) obj);
			if (target.isAlikeDead())
				continue;
			
			byte shld = Formulas.calcShldUse(activeChar, target, null);
			boolean crit = Formulas.calcCrit(activeChar.getCriticalHit(target, skill));
			
			if (!crit && (skill.getCondition() & L2Skill.COND_CRIT) != 0)
				damage = 0;
			else
				damage = (int) Formulas.calcPhysDam(activeChar, target, skill, shld, crit, dual, ss);
			
			if (damage > 0)
			{
				activeChar.sendDamageMessage(target, damage, false, false, false);
				target.reduceCurrentHp(damage, activeChar, skill);
			}
			else
				activeChar.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.ATTACK_FAILED));
		}
		activeChar.setChargedShot(ShotType.SOULSHOT, skill.isStaticReuse());
	}
	
	@Override
	public L2SkillType[] getSkillIds()
	{
		return SKILL_IDS;
	}
}