/*
 * 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 silentium.gameserver.network.clientpackets;

import silentium.commons.utils.Point3D;
import silentium.gameserver.model.L2Skill;
import silentium.gameserver.model.actor.instance.L2PcInstance;
import silentium.gameserver.network.serverpackets.ActionFailed;
import silentium.gameserver.network.serverpackets.ValidateLocation;
import silentium.gameserver.tables.SkillTable;
import silentium.gameserver.utils.Util;

/**
 * Fromat:(ch) dddddc
 * 
 * @author -Wooden-
 */
public final class RequestExMagicSkillUseGround extends L2GameClientPacket
{
	private int _x, _y, _z;
	private int _skillId;
	private boolean _ctrlPressed, _shiftPressed;

	@Override
	protected void readImpl()
	{
		_x = readD();
		_y = readD();
		_z = readD();
		_skillId = readD();
		_ctrlPressed = readD() != 0;
		_shiftPressed = readC() != 0;
	}

	@Override
	protected void runImpl()
	{
		// Get the current L2PcInstance of the player
		final L2PcInstance activeChar = getClient().getActiveChar();
		if (activeChar == null)
			return;

		// Get the level of the used skill
		final int level = activeChar.getSkillLevel(_skillId);
		if (level <= 0)
		{
			activeChar.sendPacket(ActionFailed.STATIC_PACKET);
			return;
		}

		// Get the L2Skill template corresponding to the skillID received from the client
		final L2Skill skill = SkillTable.getInstance().getInfo(_skillId, level);
		if (skill != null)
		{
			activeChar.setCurrentSkillWorldPosition(new Point3D(_x, _y, _z));

			// normally magicskilluse packet turns char client side but for these skills, it doesn't (even with correct target)
			activeChar.setHeading(Util.calculateHeadingFrom(activeChar.getX(), activeChar.getY(), _x, _y));
			activeChar.broadcastPacket(new ValidateLocation(activeChar));

			activeChar.useMagic(skill, _ctrlPressed, _shiftPressed);
		}
		else
		{
			activeChar.sendPacket(ActionFailed.STATIC_PACKET);
			log.warn("No skill found with id: " + _skillId + " and level: " + level);
		}
	}
}