/****************************************************************************************

 * Copyright (c) 2008 Ian Monroe <ian@monroe.nu>                                        *

 *                                                                                      *

 * 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) version 3 or        *

 * any later version accepted by the membership of KDE e.V. (or its successor approved  *

 * by the membership of KDE e.V.), which shall act as a proxy defined in Section 14 of  *

 * version 3 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, see <http://www.gnu.org/licenses/>.                           *

 ****************************************************************************************/

#ifndef AMAROK_DIRECTORYLOADER_H

#define AMAROK_DIRECTORYLOADER_H

#include <QObject>

#include "core/meta/Meta.h"

#include <KFileItem>

class KJob;

namespace KIO {

    class Job;

    class UDSEntry;

    typedef QList< UDSEntry >  UDSEntryList;

    typedef QList< KFileItem > KFileItemList;

}

class DirectoryLoader : public QObject

{

    Q_OBJECT

    public:

        DirectoryLoader();

        ~DirectoryLoader();

        void insertAtRow( int row ); // call before init to tell the loader the row to start inserting tracks

        void init( const QList<KUrl>& urls ); //!< list all

        void init( const QList<QUrl>& urls ); //!< convience

    signals:

        void finished( const Meta::TrackList& );

    private slots:

        void directoryListResults( KIO::Job *job, const KIO::UDSEntryList &list );

        void listJobFinished( KJob* );

        void doInsertAtRow();

    private:

        void finishUrlList();

        static bool directorySensitiveLessThan( const KFileItem& item1, const KFileItem& item2 );

        /**

         * the number of directory list operations. this is used so that

         * the last directory operations knows its the last */

        int m_listOperations;

        bool m_localConnection; //!< was insertAtRow called? otherwise finishUrlList should deleteLater

        int m_row; //!< for insertAtRow

        KIO::KFileItemList m_expanded;

        Meta::TrackList m_tracks; //!< the tracks found. they get all sorted at the end.

};

#endif