/*
 * Hedgewars, a free turn based strategy game
 * 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 <QDir>
#include <QPixmap>
#include <QPainter>
#include "hwconsts.h"
#include "hwform.h"
#include "hats.h"

#include "HWDataManager.h"

HatsModel::HatsModel(QObject* parent) :
  QAbstractListModel(parent)
{
    QFile * hhfile =
        HWDataManager::instance().findFileForRead("Graphics/Hedgehog/Idle.png");
    QPixmap hhpix = QPixmap(hhfile->fileName()).copy(0, 0, 32, 32);

    // this QFile is not needed any further
    delete hhfile;

    // my reserved hats
    QStringList hatsList = HWDataManager::instance().entryList(
                                   "Graphics/Hats/Reserved",
                                   QDir::Files,
                                   QStringList(playerHash+"*.png")
                               );

    int nReserved = hatsList.size();

    // regular hats
    hatsList.append(HWDataManager::instance().entryList(
                                   "Graphics/Hats",
                                   QDir::Files,
                                   QStringList("*.png")
                               )
                   );


    int nHats = hatsList.size();

    for (int i = 0; i < nHats; i++)
    {
        bool isReserved = (i < nReserved);

        QString str = hatsList.at(i);
        str = str.remove(QRegExp("\\.png$"));
        QFile * hatFile = HWDataManager::instance().findFileForRead(
                                            "Graphics/Hats/" + 
                                            QString(isReserved?"Reserved/":"") +
                                            str + ".png"
                                        );
        QPixmap pix(hatFile->fileName());

        // this QFile isn't needed any further
        delete hatFile;

        // rename properly
        if (isReserved)
            str = "Reserved "+str.remove(0,32);

        QPixmap tmppix(32, 37);
        tmppix.fill(QColor(Qt::transparent));

        QPainter painter(&tmppix);
        painter.drawPixmap(QPoint(0, 5), hhpix);
        painter.drawPixmap(QPoint(0, 0), pix.copy(0, 0, 32, 32));
        if(pix.width() > 32)
            painter.drawPixmap(QPoint(0, 0), pix.copy(32, 0, 32, 32));
        painter.end();

        if (str == "NoHat")
            hats.prepend(qMakePair(str, QIcon(tmppix)));
        else
            hats.append(qMakePair(str, QIcon(tmppix)));
    }
}

QVariant HatsModel::headerData(int section,
            Qt::Orientation orientation, int role) const
{
    Q_UNUSED(section);
    Q_UNUSED(orientation);
    Q_UNUSED(role);

    return QVariant();
}

int HatsModel::rowCount(const QModelIndex &parent) const
{
    if (parent.isValid())
        return 0;
    else
        return hats.size();
}

/*int HatsModel::columnCount(const QModelIndex & parent) const
{
    if (parent.isValid())
        return 0;
    else
        return 2;
}
*/
QVariant HatsModel::data(const QModelIndex &index,
                         int role) const
{
    if (!index.isValid() || index.row() < 0
        || index.row() >= hats.size()
        || (role != Qt::DisplayRole && role != Qt::DecorationRole))
        return QVariant();

    if (role == Qt::DisplayRole)
        return hats.at(index.row()).first;
    else // role == Qt::DecorationRole
        return hats.at(index.row()).second;
}