/*
 * 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.enums.ShotType;
import com.l2jmobius.gameserver.model.StatsSet;
import com.l2jmobius.gameserver.model.actor.L2Character;
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;
import com.l2jmobius.gameserver.model.stats.Formulas;
import com.l2jmobius.gameserver.model.stats.Stats;

/**
 * Death Link effect implementation.
 * @author Adry_85
 */
public final class DeathLink extends AbstractEffect
{
	private final double _power;
	
	public DeathLink(StatsSet params)
	{
		_power = params.getDouble("power", 0);
	}
	
	@Override
	public L2EffectType getEffectType()
	{
		return L2EffectType.DEATH_LINK;
	}
	
	@Override
	public boolean isInstant()
	{
		return true;
	}
	
	@Override
	public void instant(L2Character effector, L2Character effected, Skill skill, L2ItemInstance item)
	{
		if (effector.isAlikeDead())
		{
			return;
		}
		
		final boolean sps = skill.useSpiritShot() && effector.isChargedShot(ShotType.SPIRITSHOTS);
		final boolean bss = skill.useSpiritShot() && effector.isChargedShot(ShotType.BLESSED_SPIRITSHOTS);
		
		if (effected.isPlayer() && effected.getActingPlayer().isFakeDeath())
		{
			effected.stopFakeDeath(true);
		}
		
		final boolean mcrit = Formulas.calcCrit(skill.getMagicCriticalRate(), effector, effected, skill);
		final double damage = Formulas.calcMagicDam(effector, effected, skill, effector.getMAtk(), _power * (-((effector.getCurrentHp() * 2) / effector.getMaxHp()) + 2), effected.getMDef(), sps, bss, mcrit);
		
		if (damage > 0)
		{
			// Manage attack or cast break of the target (calculating rate, sending message...)
			if (!effected.isRaid() && Formulas.calcAtkBreak(effected, damage))
			{
				effected.breakAttack();
				effected.breakCast();
			}
			
			// Shield Deflect Magic: Reflect all damage on caster.
			if (effected.getStat().getValue(Stats.VENGEANCE_SKILL_MAGIC_DAMAGE, 0) > Rnd.get(100))
			{
				effector.reduceCurrentHp(damage, effected, skill, false, false, mcrit, true);
			}
			else
			{
				effected.reduceCurrentHp(damage, effector, skill, false, false, mcrit, false);
				effector.sendDamageMessage(effected, skill, (int) damage, mcrit, false);
			}
		}
	}
}