/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2007, 2008 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 <QHttp>

#include <QDomDocument>

#include <QDomElement>

#include <QDomNode>

#include <QDomText>

#include <QDebug>

#include "netwwwwidget.h"

#include "hwconsts.h"

HWNetWwwModel::HWNetWwwModel(QObject *parent) : HWNetServersModel(parent)

{

	http = new QHttp(this);

	http->setHost("www.hedgewars.org", 80);

	connect(http, SIGNAL(requestFinished(int, bool)), this, SLOT(onClientRead(int, bool)));

}

QVariant HWNetWwwModel::data(const QModelIndex &index,

                             int role) const

{

	if (!index.isValid() || index.row() < 0

		|| index.row() >= games.size()

		|| role != Qt::DisplayRole)

	return QVariant();

	return games[index.row()][index.column()];

}

void HWNetWwwModel::updateList()

{

	QString request = QString("protocol_version=%1")

			.arg(*cProtoVer);

	http->post("/games/list_games", request.toUtf8());

	games.clear();

	reset();

}

void HWNetWwwModel::onClientRead(int id, bool error)

{

	if (error)

	{

		qWarning() << "Error" << http->errorString();

		return;

	}

	games.clear();

	QDomDocument doc;

	if (!doc.setContent(http->readAll())) return;

	QDomElement docElem = doc.documentElement();

	QDomNode n = docElem.firstChild();

	while (!n.isNull())

	{

		QDomElement game = n.toElement(); // try to convert the node to an element.

		if(!game.isNull())

		{

			QDomNode p = game.firstChild();

			QStringList sl;

			sl << "-" << "-" << "-";

			while (!p.isNull())

			{

				QDomElement e = p.toElement();

				if(!p.isNull())

				{

					int i = -1;

					if (e.tagName() == "title") i = 0;

					else if (e.tagName() == "ip") i = 1;

					else if (e.tagName() == "port") i = 2;

					QDomText t = e.firstChild().toText();

					if(!t.isNull() && (i >= 0))

						sl[i] = t.data();

				}

				p = p.nextSibling();

			}

			games.append(sl);

		}

		n = n.nextSibling();

	}

	reset();

}