*
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package net.sf.l2j.gameserver;

import java.util.logging.Level;
import java.util.logging.Logger;

import net.sf.l2j.Config;
import net.sf.l2j.L2DatabaseFactory;
import net.sf.l2j.gameserver.gameserverpackets.ServerStatus;
import net.sf.l2j.gameserver.instancemanager.CastleManorManager;
import net.sf.l2j.gameserver.instancemanager.CursedWeaponsManager;
import net.sf.l2j.gameserver.instancemanager.ItemsOnGroundManager;
import net.sf.l2j.gameserver.instancemanager.RaidBossSpawnManager;
import net.sf.l2j.gameserver.instancemanager.QuestManager;
import net.sf.l2j.gameserver.model.L2World;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.network.L2GameClient;
import net.sf.l2j.gameserver.serverpackets.ServerClose;

/**
 *
 * This class provides the functions for shutting down and restarting the server
 * It closes all open clientconnections and saves all data.
 *
 * @version $Revision: 1.2.4.5 $ $Date: 2005/03/27 15:29:09 $
 */
public class Shutdown extends Thread
{
	private static Logger _log = Logger.getLogger(Shutdown.class.getName());
	private static Shutdown _instance;
	private static Shutdown _counterInstance = null;

	private int _secondsShut;

	private int _shutdownMode;
	public static final int SIGTERM = 0;
	public static final int GM_SHUTDOWN = 1;
	public static final int GM_RESTART = 2;
	public static final int ABORT = 3;
	private static final String[] MODE_TEXT = {"SIGTERM", "shutting down", "restarting", "aborting"};

    /**
     * This function starts a shutdown countdown from Telnet (Copied from Function startShutdown())
     *
     * @param ip            IP Which Issued shutdown command
     * @param seconds       seconds untill shutdown
     * @param restart       true if the server will restart after shutdown
     */

    public void startTelnetShutdown(String IP, int seconds, boolean restart)
    {
        Announcements _an = Announcements.getInstance();
        _log.warning("IP: " + IP + " issued shutdown command. " + MODE_TEXT[_shutdownMode] + " in "+seconds+ " seconds!");
        //_an.announceToAll("Server is " + _modeText[shutdownMode] + " in "+seconds+ " seconds!");

        if (restart) {
            _shutdownMode = GM_RESTART;
        } else {
            _shutdownMode = GM_SHUTDOWN;
        }

        if(_shutdownMode > 0)
        {
            _an.announceToAll("Attention players!");
            _an.announceToAll("Server is " + MODE_TEXT[_shutdownMode] + " in "+seconds+ " seconds!");
            if(_shutdownMode == 1 || _shutdownMode == 2)
            {
                _an.announceToAll("Please, avoid to use Gatekeepers/SoE");
                _an.announceToAll("during server " + MODE_TEXT[_shutdownMode] + " procedure.");
            }
        }

        if (_counterInstance != null) {
            _counterInstance._abort();
        }
        _counterInstance = new Shutdown(seconds, restart);
        _counterInstance.start();
    }