/*
 * 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 l2.universe.gameserver.network.serverpackets;

import java.util.List;

import javolution.util.FastList;
import l2.universe.gameserver.model.actor.L2Playable;

/**
 *
 * @author  Luca Baldi
 */
public final class RelationChanged extends L2GameServerPacket
{
	public static final int RELATION_PARTY1       = 0x00001; // party member
	public static final int RELATION_PARTY2       = 0x00002; // party member
	public static final int RELATION_PARTY3       = 0x00004; // party member
	public static final int RELATION_PARTY4       = 0x00008; // party member (for information, see L2PcInstance.getRelation())
	public static final int RELATION_PARTYLEADER  = 0x00010; // true if is party leader
	public static final int RELATION_HAS_PARTY    = 0x00020; // true if is in party
	public static final int RELATION_CLAN_MEMBER  = 0x00040; // true if is in clan
	public static final int RELATION_LEADER 	  = 0x00080; // true if is clan leader
	public static final int RELATION_CLAN_MATE    = 0x00100; // true if is in same clan
	public static final int RELATION_INSIEGE   	  = 0x00200; // true if in siege
	public static final int RELATION_ATTACKER     = 0x00400; // true when attacker
	public static final int RELATION_ALLY         = 0x00800; // blue siege icon, cannot have if red
	public static final int RELATION_ENEMY        = 0x01000; // true when red icon, doesn't matter with blue
	public static final int RELATION_MUTUAL_WAR   = 0x04000; // double fist
	public static final int RELATION_1SIDED_WAR   = 0x08000; // single fist
	public static final int RELATION_ALLY_MEMBER  = 0x10000; // clan is in alliance
	public static final int RELATION_TERRITORY_WAR= 0x80000; // show Territory War icon

	private static final String _S__CE_RELATIONCHANGED = "[S] CE RelationChanged";
	
	private static class Relation
	{
		int _objId, _relation, _autoAttackable, _karma, _pvpFlag;
	}
	
	private Relation _singled;
	private List<Relation> _multi;
	
	public RelationChanged(L2Playable activeChar, int relation, boolean autoattackable)
	{
		_singled = new Relation();
		_singled._objId = activeChar.getObjectId();
		_singled._relation = relation;
		_singled._autoAttackable = autoattackable ? 1 : 0;
		_singled._karma = activeChar.getKarma();
		_singled._pvpFlag = activeChar.getPvpFlag();
		_invisible = activeChar.getActingPlayer().getAppearance().getInvisible();
	}
	
	public RelationChanged()
	{
		_multi = FastList.newInstance();
	}

	public void addRelation(L2Playable activeChar, int relation, boolean autoattackable)
	{
		if (activeChar.getActingPlayer().getAppearance().getInvisible())
			throw new IllegalArgumentException("Cannot add insivisble character to multi relation packet");
		Relation r = new Relation();
		r._objId = activeChar.getObjectId();
		r._relation = relation;
		r._autoAttackable = autoattackable ? 1 : 0;
		r._karma = activeChar.getKarma();
		r._pvpFlag = activeChar.getPvpFlag();
		_multi.add(r);
	}
	
	@Override
	protected final void writeImpl()
	{
		writeC(0xce);
		if (_multi == null)
		{
			writeD(1);
			writeRelation(_singled);
		}
		else
		{
			writeD(_multi.size());
			for (Relation r : _multi)
				writeRelation(r);
			FastList.recycle((FastList<?>) _multi);
		}
	}

	private void writeRelation(Relation relation)
	{
		writeD(relation._objId);
		writeD(relation._relation);
		writeD(relation._autoAttackable);
		writeD(relation._karma);
		writeD(relation._pvpFlag);
	}
	
	
	@Override
	public String getType()
	{
		return _S__CE_RELATIONCHANGED;
	}
}
