RequestMagicSkillUse.java

/*
 * 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 com.l2jserver.gameserver.network.clientpackets;

import java.util.logging.Logger;

import com.l2jserver.Config;
import com.l2jserver.gameserver.datatables.SkillTable;
import com.l2jserver.gameserver.model.L2Skill;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.network.serverpackets.ActionFailed;
import com.l2jserver.gameserver.templates.skills.L2SkillType;

/**
 * This class ...
 *
 * @version $Revision: 1.7.2.1.2.3 $ $Date: 2005/03/27 15:29:30 $
 */
public final class RequestMagicSkillUse extends L2GameClientPacket
{
	private static final String _C__39_REQUESTMAGICSKILLUSE = "[C] 39 RequestMagicSkillUse";
	private static Logger _log = Logger.getLogger(RequestMagicSkillUse.class.getName());
	
	private int _magicId;
	private boolean _ctrlPressed;
	private boolean _shiftPressed;
	
	@Override
	protected void readImpl()
	{
		_magicId      = readD();              // Identifier of the used skill
		_ctrlPressed  = readD() != 0;         // True if it's a ForceAttack : Ctrl pressed
		_shiftPressed = readC() != 0;         // True if Shift pressed
	}
	
	@Override
	protected void runImpl()
	{
		// Get the current L2PcInstance of the player
		L2PcInstance activeChar = getClient().getActiveChar();
		
		if (activeChar == null)
			return;
		
		// Get the level of the used skill
		int level = activeChar.getSkillLevel(_magicId);
		if (level <= 0)
		{
			activeChar.sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}
		
		// Get the L2Skill template corresponding to the skillID received from the client
		L2Skill skill = SkillTable.getInstance().getInfo(_magicId, level);
		
		// Check the validity of the skill
		if (skill != null)
		{
			if ((activeChar.isTransformed() || activeChar.isInStance())
					&& !activeChar.containsAllowedTransformSkill(skill.getId()))
			{
				activeChar.sendPacket(ActionFailed.STATIC_PACKET);
				return;
			}
			
			if (Config.DEBUG)
			{
				_log.fine("	skill:"+skill.getName() + " level:"+skill.getLevel() + " passive:"+skill.isPassive());
				_log.fine("	range:"+skill.getCastRange()+" targettype:"+skill.getTargetType()+" power:"+skill.getPower());
				_log.fine("	reusedelay:"+skill.getReuseDelay()+" hittime:"+skill.getHitTime());
			}
			
			// If Alternate rule Karma punishment is set to true, forbid skill Return to player with Karma
			if (skill.getSkillType() == L2SkillType.RECALL && !Config.ALT_GAME_KARMA_PLAYER_CAN_TELEPORT && activeChar.getKarma() > 0)
				return;
			
			// players mounted on pets cannot use any toggle skills
			if (skill.isToggle() && activeChar.isMounted())
				return;
			// activeChar.stopMove();
			activeChar.useMagic(skill, _ctrlPressed, _shiftPressed);
		}
		else
		{
			activeChar.sendPacket(ActionFailed.STATIC_PACKET);
			_log.warning("No skill found with id " + _magicId + " and level " + level + " !!");
		}
	}
	
	@Override
	public String getType()
	{
		return _C__39_REQUESTMAGICSKILLUSE;
	}
}