/****************************************************************************************
 * Copyright (c) 2007-2008 Maximilian Kossick <maximilian.kossick@googlemail.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; 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, see <http://www.gnu.org/licenses/>.                           *
 ****************************************************************************************/

#include "core-impl/meta/stream/Stream.h"
#include "core-impl/meta/stream/Stream_p.h"

#include "core/support/Amarok.h"
#include "core/support/Debug.h"
#include "core/meta/Meta.h"
#include "core-impl/meta/default/DefaultMetaTypes.h"
#include "core-impl/support/UrlStatisticsStore.h"

#include <QWeakPointer>
#include <QString>

using namespace MetaStream;

Track::Track( const QUrl &url )
    : Meta::Track()
    , d( new Track::Private( this ) )
{
    d->url = url;
    d->artistPtr = Meta::ArtistPtr( new StreamArtist( d ) );
    d->albumPtr = Meta::AlbumPtr( new StreamAlbum( d ) );
    d->genrePtr = Meta::GenrePtr( new StreamGenre( d ) );
    d->composerPtr = Meta::ComposerPtr( new Meta::DefaultComposer() );
    d->yearPtr = Meta::YearPtr( new Meta::DefaultYear() );
}

Track::~Track()
{
    delete d;
}

QString
Track::name() const
{
    if( d->title.isEmpty() )
        return i18n( "Stream (%1)", d->url.url() );
    return d->title;
}

QUrl
Track::playableUrl() const
{
    return d->url;
}

QString
Track::prettyUrl() const
{
    return playableUrl().toDisplayString();
}

QString
Track::uidUrl() const
{
    return playableUrl().url();
}

QString
Track::notPlayableReason() const
{
    return networkNotPlayableReason();
}

Meta::AlbumPtr
Track::album() const
{
    return d->albumPtr;
}

Meta::ArtistPtr
Track::artist() const
{
    return d->artistPtr;
}

Meta::GenrePtr
Track::genre() const
{
    return d->genrePtr;
}

Meta::ComposerPtr
Track::composer() const
{
    return d->composerPtr;
}

Meta::YearPtr
Track::year() const
{
    return d->yearPtr;
}

qreal
Track::bpm() const
{
    return -1.0;
}

QString
Track::comment() const
{
    return d->comment;
}

int
Track::trackNumber() const
{
    return d->trackNumber;
}

int
Track::discNumber() const
{
    return 0;
}

qint64
Track::length() const
{
    return d->length;
}

int
Track::filesize() const
{
    return 0;
}

int
Track::sampleRate() const
{
    return 0;
}

int
Track::bitrate() const
{
    return 0;
}

void
Track::finishedPlaying( double playedFraction )
{
    // playedFraction will nearly always be 1, because EngineController updates length
    // just before calling finishedPlaying(). Mimic Last.fm scrobbling wrt min length
    // requirement, tracks shorter than 30s are often ads etc.
    if( length() < 30 * 1000 )
        return;
    Meta::Track::finishedPlaying( playedFraction );
}

QString
Track::type() const
{
    // don't localize. See EngineController quirks
    return QStringLiteral("stream");
}

void
Track::setInitialInfo( const QString &artist, const QString &album, const QString &title,
                       qint64 length, int trackNumber )
{
    if( d->artist.isEmpty() )
        d->artist = artist;
    if( d->album.isEmpty() )
        d->album = album;
    if( d->title.isEmpty() )
        d->title = title;

    if( d->length == 0 )
        d->length = length;
    if( d->trackNumber == 0 )
        d->trackNumber = trackNumber;
}