/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
 *
 *   Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
 *
 *   Tomahawk 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 3 of the License, or
 *   (at your option) any later version.
 *
 *   Tomahawk 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 Tomahawk. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MPRISPLUGIN_H
#define MPRISPLUGIN_H

#include "audio/audioengine.h"
#include "infosystem/infosystem.h"

#include <QObject>
#include <QVariant>
#include <QtDBus/QtDBus>

namespace Tomahawk
{

namespace InfoSystem
{

class MprisPlugin : public InfoPlugin
{
    Q_OBJECT

public:
    MprisPlugin();
    virtual ~MprisPlugin();

    // MPRIS DBus Methods

    // org.mpris.MediaPlayer2

    Q_PROPERTY( bool CanQuit READ canQuit )
    bool canQuit() const;

    Q_PROPERTY( bool CanRaise READ canRaise )
    bool canRaise() const;

    Q_PROPERTY( QString DesktopEntry READ desktopEntry )
    QString desktopEntry() const;

    Q_PROPERTY( bool HasTrackList READ hasTrackList )
    bool hasTrackList() const;

    Q_PROPERTY( QString Identity READ identity )
    QString identity() const;

    Q_PROPERTY( QStringList SupportedMimeTypes READ supportedMimeTypes )
    QStringList supportedMimeTypes() const;

    Q_PROPERTY( QStringList SupportedUriSchemes READ supportedUriSchemes )
    QStringList supportedUriSchemes() const;

    // org.mpris.MediaPlayer2.Player

    Q_PROPERTY( bool CanControl READ canControl )
    bool canControl() const;

    Q_PROPERTY( bool CanGoNext READ canGoNext )
    bool canGoNext() const;

    Q_PROPERTY( bool CanGoPrevious READ canGoPrevious )
    bool canGoPrevious() const;

    Q_PROPERTY( bool CanPause READ canPause )
    bool canPause() const;

    Q_PROPERTY( bool CanPlay READ canPlay )
    bool canPlay() const;

    Q_PROPERTY( bool CanSeek READ canSeek )
    bool canSeek() const;

    Q_PROPERTY( QString LoopStatus READ loopStatus WRITE setLoopStatus )
    QString loopStatus() const;
    void setLoopStatus( const QString &value );

    Q_PROPERTY( double MaximumRate READ maximumRate )
    double maximumRate() const;

    Q_PROPERTY( QVariantMap Metadata READ metadata )
    QVariantMap metadata() const;

    Q_PROPERTY( double MinimumRate READ minimumRate )
    double minimumRate() const;

    Q_PROPERTY( QString PlaybackStatus READ playbackStatus )
    QString playbackStatus() const;

    Q_PROPERTY( qlonglong Position READ position )
    qlonglong position() const;

    Q_PROPERTY( double Rate READ rate WRITE setRate )
    double rate() const;
    void setRate( double value );

    Q_PROPERTY( bool Shuffle READ shuffle WRITE setShuffle )
    bool shuffle() const;
    void setShuffle( bool value );

    Q_PROPERTY( double Volume READ volume WRITE setVolume )
    double volume() const;
    void setVolume( double value );

public slots:
    virtual void notInCacheSlot( const Tomahawk::InfoSystem::InfoStringHash criteria, Tomahawk::InfoSystem::InfoRequestData requestData )
    {
        Q_UNUSED( criteria );
        Q_UNUSED( requestData );
    }

    // org.mpris.MediaPlayer2
    void Raise();
    void Quit();

    // org.mpris.MediaPlayer2.Player
    void Next();
    void OpenUri( const QString &Uri );
    void Pause();
    void Play();
    void PlayPause();
    void Previous();
    void Seek( qlonglong Offset );
    void SetPosition( const QDBusObjectPath &TrackId, qlonglong Position );
    void Stop();


protected slots:
    void getInfo( Tomahawk::InfoSystem::InfoRequestData requestData );
    void pushInfo( QString caller, Tomahawk::InfoSystem::InfoType type, QVariant input );

private slots:
    void stateChanged( AudioState newState, AudioState oldState );
    void onVolumeChanged( int volume );
    void onPlaylistChanged( Tomahawk::playlistinterface_ptr );
    void onTrackCountChanged( unsigned int tracks );
    void onSeeked( qint64 ms );

    void infoSystemInfo( Tomahawk::InfoSystem::InfoRequestData requestData, QVariant output );
    void infoSystemFinished( QString target );

signals:
    void Seeked( qlonglong Position );

private:
    // Get Info

    // Push Info
    void audioStarted( const QVariant &input );
    void audioFinished( const QVariant &input );
    void audioStopped();
    void audioPaused();
    void audioResumed( const QVariant &input );

    // DBus
    void notifyPropertyChanged( const QString& interface, const QString& propertyName );
    QString m_playbackStatus;
    QTemporaryFile *m_coverTempFile;
};

};

}

#endif // MPRISPLUGIN_H