/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2007-2008 Igor Ulyanov <iulyanov@gmail.com>

 * Copyright (c) 2008-2011 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * 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; version 2 of the License

 *

 * 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, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

 */

#include <QUdpSocket>

#include "netudpserver.h"

HWNetUdpServer::HWNetUdpServer(QObject *parent, const QString & descr, quint16 port) :

  HWNetRegisterServer(parent, descr, port),

  m_descr(descr)

{

  pUdpSocket = new QUdpSocket(this);

  pUdpSocket->bind(46631);

  connect(pUdpSocket, SIGNAL(readyRead()), this, SLOT(onClientRead()));

}

void HWNetUdpServer::onClientRead()

{

  while (pUdpSocket->hasPendingDatagrams()) {

    QByteArray datagram;

    datagram.resize(pUdpSocket->pendingDatagramSize());

    QHostAddress clientAddr;

    quint16 clientPort;

    pUdpSocket->readDatagram(datagram.data(), datagram.size(), &clientAddr, &clientPort);

    if(datagram.startsWith("hedgewars client")) {

      // send answer to client

      pUdpSocket->writeDatagram(QString("hedgewars server\n%1").arg(m_descr).toUtf8(), clientAddr, clientPort);

    }

  }

}

void HWNetUdpServer::unregister()

{

  deleteLater();

}