/*
 * 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.serverpackets;

import silentium.gameserver.model.L2Object;
import silentium.gameserver.model.actor.L2Character;

/**
 * format ddddd d
 */
public class MagicSkillLaunched extends L2GameServerPacket
{
	private final int _charObjId;
	private final int _skillId;
	private final int _skillLevel;
	private final int _numberOfTargets;
	private L2Object[] _targets;
	private final int _singleTargetId;

	public MagicSkillLaunched(L2Character cha, int skillId, int skillLevel, L2Object[] targets)
	{
		_charObjId = cha.getObjectId();
		_skillId = skillId;
		_skillLevel = skillLevel;
		_numberOfTargets = targets.length;
		_targets = targets;
		_singleTargetId = 0;
	}

	public MagicSkillLaunched(L2Character cha, int skillId, int skillLevel)
	{
		_charObjId = cha.getObjectId();
		_skillId = skillId;
		_skillLevel = skillLevel;
		_numberOfTargets = 1;
		_singleTargetId = cha.getTargetId();
	}

	@Override
	protected final void writeImpl()
	{
		writeC(0x76);
		writeD(_charObjId);
		writeD(_skillId);
		writeD(_skillLevel);
		writeD(_numberOfTargets); // also failed or not?
		if (_singleTargetId != 0 || _numberOfTargets == 0)
			writeD(_singleTargetId);
		else
			for (L2Object target : _targets)
			{
				try
				{
					writeD(target.getObjectId());
				}
				catch (NullPointerException e)
				{
					writeD(0); // untested
				}
			}
	}
}