/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
 *
 *   Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
 *   Copyright 2011-2012, Leo Franchi            <lfranchi@kde.org>
 *   Copyright 2013, Uwe L. Korn <uwelk@xhochy.com>
 *
 *   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/>.
 */

#pragma once
#ifndef XSPFLOADER_H
#define XSPFLOADER_H

#include "DllMacro.h"
#include "Playlist.h"
#include "Typedefs.h"

#include <QFile>

/**
 * @brief Fetches and parses an XSPF document from a QFile or QUrl.
 */
class DLLEXPORT XSPFLoader : public QObject
{
Q_OBJECT

public:
    enum XSPFErrorCode { ParseError, InvalidTrackError, FetchError };
    explicit XSPFLoader( bool autoCreate = true, bool autoUpdate = false, QObject* parent = 0, const QString& guid = QString() );

    virtual ~XSPFLoader();
    QList< Tomahawk::query_ptr > entries() const;
    QString title() const;

    /**
     * Get the playlist for the most recent parsed XSPF url.
     */
    Tomahawk::playlist_ptr getPlaylistForRecentUrl();
    void setOverrideTitle( const QString& newTitle );
    void setAutoResolveTracks( bool autoResolve );
    void setAutoDelete( bool autoDelete );
    void setErrorTitle( const QString& error );

    static QString errorToString( XSPFErrorCode error );

signals:
    void error( XSPFLoader::XSPFErrorCode error );
    void ok( const Tomahawk::playlist_ptr& );
    void track( const Tomahawk::query_ptr& track );
    void tracks( const QList< Tomahawk::query_ptr > tracks );

public slots:
    void load( const QUrl& url );
    void load( QFile& file );

private slots:
    void networkLoadFinished();
    void networkError( QNetworkReply::NetworkError e );

private:
    void reportError();
    void gotBody();

    bool m_autoCreate, m_autoUpdate, m_autoResolve, m_autoDelete;
    QString m_guid;
    QString m_NS,m_overrideTitle;
    QList< Tomahawk::query_ptr > m_entries;
    QString m_title, m_info, m_creator, m_errorTitle;

    QUrl m_url;
    QByteArray m_body;
    Tomahawk::playlist_ptr m_playlist;
};

#endif // XSPFLOADER_H