/*
 * 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.loginserver.network.clientpackets;

import com.l2jserver.Config;
import com.l2jserver.loginserver.LoginController;
import com.l2jserver.loginserver.SessionKey;
import com.l2jserver.loginserver.network.serverpackets.PlayOk;
import com.l2jserver.loginserver.network.serverpackets.LoginFail.LoginFailReason;
import com.l2jserver.loginserver.network.serverpackets.PlayFail.PlayFailReason;

/**
 * Fromat is ddc
 * d: first part of session id
 * d: second part of session id
 * c: server ID
 */
public class RequestServerLogin extends L2LoginClientPacket
{
	private int _skey1;
	private int _skey2;
	private int _serverId;
	
	/**
	 * @return
	 */
	public int getSessionKey1()
	{
		return _skey1;
	}
	
	/**
	 * @return
	 */
	public int getSessionKey2()
	{
		return _skey2;
	}
	
	/**
	 * @return
	 */
	public int getServerID()
	{
		return _serverId;
	}
	
	@Override
	public boolean readImpl()
	{
		if (super._buf.remaining() >= 9)
		{
			_skey1 = readD();
			_skey2 = readD();
			_serverId = readC();
			return true;
		}
		else
		{
			return false;
		}
	}
	
	/**
	 * @see com.l2jserver.mmocore.network.ReceivablePacket#run()
	 */
	@Override
	public void run()
	{
		SessionKey sk = getClient().getSessionKey();
		
		// if we didnt showed the license we cant check these values
		if (!Config.SHOW_LICENCE || sk.checkLoginPair(_skey1, _skey2))
		{
			if (LoginController.getInstance().isLoginPossible(getClient(), _serverId))
			{
				getClient().setJoinedGS(true);
				getClient().sendPacket(new PlayOk(sk));
			}
			else
			{
				getClient().close(PlayFailReason.REASON_SERVER_OVERLOADED);
			}
		}
		else
		{
			getClient().close(LoginFailReason.REASON_ACCESS_FAILED);
		}
	}
}