/*
 * Copyright © 2004-2021 L2J Server
 * 
 * This file is part of L2J Server.
 * 
 * L2J Server 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.
 * 
 * L2J Server 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 com.l2jserver.gameserver.instancemanager.CastleManager;
import com.l2jserver.gameserver.instancemanager.ClanHallSiegeManager;
import com.l2jserver.gameserver.model.ClanPrivilege;
import com.l2jserver.gameserver.model.L2Clan;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.entity.Castle;
import com.l2jserver.gameserver.model.entity.clanhall.SiegableHall;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.SiegeInfo;

/**
 * @author KenM
 */
public final class RequestJoinSiege extends L2GameClientPacket {
	private static final String _C__AD_RequestJoinSiege = "[C] AD RequestJoinSiege";
	
	private int _castleId;
	private int _isAttacker;
	private int _isJoining;
	
	@Override
	protected void readImpl() {
		_castleId = readD();
		_isAttacker = readD();
		_isJoining = readD();
	}
	
	@Override
	protected void runImpl() {
		L2PcInstance activeChar = getClient().getActiveChar();
		if (activeChar == null) {
			return;
		}
		
		if (!activeChar.hasClanPrivilege(ClanPrivilege.CS_MANAGE_SIEGE)) {
			activeChar.sendPacket(SystemMessageId.YOU_ARE_NOT_AUTHORIZED_TO_DO_THAT);
			return;
		}
		
		L2Clan clan = activeChar.getClan();
		if (clan == null) {
			return;
		}
		
		Castle castle = CastleManager.getInstance().getCastleById(_castleId);
		if (castle != null) {
			if (_isJoining == 1) {
				if (System.currentTimeMillis() < clan.getDissolvingExpiryTime()) {
					activeChar.sendPacket(SystemMessageId.CANT_PARTICIPATE_IN_SIEGE_WHILE_DISSOLUTION_IN_PROGRESS);
					return;
				}
				if (_isAttacker == 1) {
					castle.getSiege().registerAttacker(activeChar);
				} else {
					castle.getSiege().registerDefender(activeChar);
				}
			} else {
				castle.getSiege().removeSiegeClan(activeChar);
			}
			castle.getSiege().listRegisterClan(activeChar);
		}
		
		SiegableHall hall = ClanHallSiegeManager.getInstance().getSiegableHall(_castleId);
		if (hall != null) {
			if (_isJoining == 1) {
				if (System.currentTimeMillis() < clan.getDissolvingExpiryTime()) {
					activeChar.sendPacket(SystemMessageId.CANT_PARTICIPATE_IN_SIEGE_WHILE_DISSOLUTION_IN_PROGRESS);
					return;
				}
				ClanHallSiegeManager.getInstance().registerClan(clan, hall, activeChar);
			} else {
				ClanHallSiegeManager.getInstance().unRegisterClan(clan, hall);
			}
			activeChar.sendPacket(new SiegeInfo(hall));
		}
	}
	
	@Override
	public String getType() {
		return _C__AD_RequestJoinSiege;
	}
}