/***************************************************************************
 *   Copyright (C) 2008 by Oliver Groß                                     *
 *   z.o.gross@gmx.de                                                      *
 *                                                                         *
 *   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 2 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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#include "chighscore.h"
#include "constants.h"
#include <libqnono/ccrosspackage.h>

#include <QDir>
#include <QFile>
#include <QDataStream>

namespace qcross {
	CHighscore::CHighscore(int initialSize) : QList<quint32>() {
		for (int i = 0; i < initialSize; i++)
			append(0);
	}
	
	void CHighscore::setPackageIdentifier(QString PackageIdentifier) {
		m_PackageIdentifier = libqnono::CCrossPackage::identifierFromPath(PackageIdentifier);
	}
	
	bool CHighscore::open() {
		if (m_PackageIdentifier.isEmpty())
			return false;
		
		QString fileName = (QCROSS_STRING_DATAPATH + QDir::separator() + m_PackageIdentifier + ".hsc");
		
		qDebug("reading highscore file: %s", fileName.toAscii().data());
		QFile file(fileName);
		if (!file.open(QIODevice::ReadOnly))
			return false;
		
		clear();
		
		QDataStream in(&file);
		in.setVersion(QDataStream::Qt_4_0);
		
		quint32 intBuffer = 0;
		
		in >> intBuffer;
		
		for (quint32 i = 0; i < intBuffer; i++) {
			append(0);
			in >> last();
		}
		
		return true;
	}
	
	bool CHighscore::save() {
		if (m_PackageIdentifier.isEmpty())
			return false;
		
		QString fileName = (QCROSS_STRING_DATAPATH + QDir::separator() + m_PackageIdentifier + ".hsc");
		
		qDebug("saving highcore file: %s", fileName.toAscii().data());
		QFile file(fileName);
		if (!file.open(QIODevice::WriteOnly))
			return false;
		
		QDataStream out(&file);
		out.setVersion(QDataStream::Qt_4_0);
		
		out << size();
		
		foreach (quint32 i, *this)
			out << i;
		
		return true;
	}

}