PlaylistHandler.h

/* Playlist.h */
 
/* Copyright (C) 2011-2024 Michael Lugmair (Lucio Carreras)
 *
 * This file is part of sayonara player
 *
 * 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 3 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/>.
 */
 
 
/*
 * Playlist.h
 *
 *  Created on: Apr 6, 2011
 *      Author: Michael Lugmair (Lucio Carreras)
 */
 
#ifndef SAYONARA_PLAYLISTHANDLER_H
#define SAYONARA_PLAYLISTHANDLER_H
 
#include "PlaylistDBInterface.h"
#include "PlaylistInterface.h"
 
#include "Utils/Pimpl.h"
#include "Utils/Playlist/PlaylistFwd.h"
#include "Utils/Library/LibraryNamespaces.h"
 
#include <QObject>
 
class CustomPlaylist;
class PlayManager;
 
namespace Util
{
    class FileSystem;
}
 
namespace Playlist
{
    class LocalPathPlaylistCreator;
    class Loader;
    class Handler :
        public QObject,
        public Creator,
        public Accessor
    {
        Q_OBJECT
        PIMPL(Handler)
 
        public:
            Handler(PlayManager* playManager, const std::shared_ptr<Loader>& playlistLoader,
                    const std::shared_ptr<Util::FileSystem>& fileSystem);
            ~Handler() override;
 
            void shutdown();
 
            [[nodiscard]] int count() const override;
 
            PlaylistPtr playlist(int playlistIndex) override;
            PlaylistPtr playlistById(int playlistId) override;
 
            [[nodiscard]] int activeIndex() const override;
 
            [[nodiscard]] int currentIndex() const override;
            void setCurrentIndex(int playlistIndex) override;
 
            [[nodiscard]] QString requestNewPlaylistName(const QString& prefix = QString()) const override;
 
            int
            createPlaylist(const MetaDataList& tracks, const QString& name = QString(), bool temporary = true,
                           bool isLocked = false) override;
 
            int createPlaylist(const QStringList& paths, const QString& name = QString(), bool temporary = true,
                               LocalPathPlaylistCreator* playlistFromPathCreator = nullptr) override;
 
            int createPlaylist(const CustomPlaylist& playlist) override;
            int createCommandLinePlaylist(const QStringList& pathList,
                                          LocalPathPlaylistCreator* playlistFromPathCreator) override;
 
            int createEmptyPlaylist(bool override = false) override;
 
        public slots: // NOLINT(readability-redundant-access-specifiers)
            void closePlaylist(int playlistIndex);
 
        private:
            int addNewPlaylist(const QString& name, bool editable, bool overwriteLocked);
            [[nodiscard]] int exists(const QString& name) const;
            PlaylistPtr determineActivePlaylist();
 
        private slots: // NOLINT(readability-redundant-access-specifiers)
            void trackChanged(int oldIndex, int newIndex);
            void previous();
            void next();
            void continueFromStop();
            void playstateChanged(PlayState state);
            void wwwTrackFinished(const MetaData& track);
            void playlistRenamed(int id, const QString& oldNamde, const QString& newName);
            void playlistDeleted(int id);
 
        signals:
            void sigNewPlaylistAdded(int playlistIndex);
            void sigPlaylistNameChanged(int playlistIndex);
            void sigCurrentPlaylistChanged(int playlistIndex);
            void sigActivePlaylistChanged(int playlistIndex);
            void sigTrackDeletionRequested(const MetaDataList& tracks, Library::TrackDeletionMode deletion_mode);
            void sigPlaylistClosed(int playlistIndex);
    };
}
 
#endif /* SAYONARA_PLAYLISTHANDLER_H */