/*
 * 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.L2Skill.SkillType;
import net.sf.l2j.gameserver.model.actor.instance.L2NpcInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.serverpackets.StatusUpdate;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;
import net.sf.l2j.gameserver.skills.Formulas;

/**
 * Class handling the Mana damage skill
 *
 * @author slyce
 */
public class Manadam implements ISkillHandler
{
	private static final SkillType[] SKILL_IDS = { SkillType.MANADAM };

	public void useSkill(L2Character activeChar, L2Skill skill, L2Object[] targets)
	{
		L2Character target = null;
		if (activeChar.isAlikeDead())
			return;
		boolean ss = false;
		boolean bss = false;
		L2ItemInstance weaponInst = activeChar.getActiveWeaponInstance();
		if (weaponInst != null)
		{
			if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT)
			{
				bss = true;
				weaponInst.setChargedSpiritshot(L2ItemInstance.CHARGED_NONE);
			}
			else if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_SPIRITSHOT)
			{
				ss = true;
				weaponInst.setChargedSpiritshot(L2ItemInstance.CHARGED_NONE);
			}
		}
        // 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 (L2Object target2 : targets) {
			target = (L2Character) target2;
			if (target.reflectSkill(skill))
				target = activeChar;
			boolean acted = Formulas.getInstance().calcMagicAffected(activeChar, target, skill);
			if (target.isInvul() || !acted)
			{
				activeChar.sendPacket(new SystemMessage(SystemMessageId.MISSED_TARGET));
			}
			else
			{
				double damage = Formulas.getInstance().calcManaDam(activeChar, target, skill, ss, bss);
				double mp = damage > target.getCurrentMp() ? target.getCurrentMp() : damage;
				target.reduceCurrentMp(mp);
				if (damage > 0)
					if (target.isSleeping())
						target.stopSleeping(null);
				StatusUpdate sump = new StatusUpdate(target.getObjectId());
				sump.addAttribute(StatusUpdate.CUR_MP, (int) target.getCurrentMp());
				// [L2J_JP EDIT START - TSL]
				target.sendPacket(sump);
				SystemMessage sm = new SystemMessage(SystemMessageId.S2_MP_HAS_BEEN_DRAINED_BY_S1);
				if (activeChar instanceof L2NpcInstance)
				{
					int mobId = ((L2NpcInstance) activeChar).getNpcId();
					sm.addNpcName(mobId);
				}
				else if (activeChar instanceof L2Summon)
				{
					int mobId = ((L2Summon) activeChar).getNpcId();
					sm.addNpcName(mobId);
				}
				else
				{
					sm.addString(activeChar.getName());
				}
				sm.addNumber((int) mp);
				target.sendPacket(sm);
				if (activeChar instanceof L2PcInstance)
				{
					SystemMessage sm2 = new SystemMessage(SystemMessageId.YOUR_OPPONENTS_MP_WAS_REDUCED_BY_S1);
					sm2.addNumber((int) mp);
					activeChar.sendPacket(sm2);
				}
				// [L2J_JP EDIT END - TSL]
			}
		}
	}

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