musicapplication.h

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#ifndef MUSICAPPLICATION_H
#define MUSICAPPLICATION_H

/***************************************************************************
 * This file is part of the TTK Music Player project
 * Copyright (C) 2015 - 2025 Greedysky Studio

 * 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/>.
 ***************************************************************************/

#include "musicobject.h"
#include "ttkabstractmoveresizewidget.h"

class MusicPlayer;
class MusicPlaylist;
class MusicBottomAreaWidget;
class MusicTopAreaWidget;
class MusicRightAreaWidget;
class MusicLeftAreaWidget;
class MusicApplicationModule;
class MusicSongsContainerWidget;

class MusicMPRISPlayerCore;

namespace Ui {
class MusicApplication;
}

class TTK_MODULE_EXPORT MusicApplication : public TTKAbstractMoveResizeWidget
{
    Q_OBJECT
    TTK_DECLARE_MODULE(MusicApplication)
public:
    explicit MusicApplication(QWidget *parent = nullptr);
    ~MusicApplication();

    static MusicApplication *instance();

    QString currentFileName() const;
    QString currentFilePath() const;

    bool checkMusicListCurrentIndex() const;
    void loadCurrentSongLrc();

    void importSongsByOutside(const QString &path, bool play);

    QString containsDownloadItem(bool &contains) const;
    bool containsLovestItem() const;
    bool containsLovestItem(int index) const;
    void updateCurrentArtist();

    bool isPlaying() const;
    qint64 duration() const;
    TTK::PlayMode playMode() const noexcept;

public Q_SLOTS:
    void quitWindow();
    void positionChanged(qint64 position);
    void durationChanged(qint64 duration);
    void playerStateChanged(TTK::PlayState state);
    void showCurrentSong();
    void switchToPlayState();
    void switchToStopState();
    void playPrevious();
    void playNext();
    void playOrder();
    void playRandom();
    void playlistLoop();
    void playOneLoop();
    void playOnce();

    void volumeDown();
    void volumeUp();
    void volumeMute();
    void volumeChanged(int volume);

    void importSongsPopup();
    void importSongsByFiles(int index = TTK_LOW_LEVEL);
    void importSongsByDir(int index = TTK_LOW_LEVEL);
    void importSongsByUrl();
    void importSongsItemList();
    void exportSongsItem(int index);
    void exportSongsItemList();

    void playSortBy(int row);
    void playedIndexBy(int row);
    void playIndexBy(int row);
    void playIndexBy(int row, int column);
    void playIndexClicked(int row, int column);
    void playAnyTimeAt(int time);

    void showSettingWidget();
    void currentPlayLocation();
    void addSongToLovestList(bool state = true);
    void windowConciseChanged();
    void enhancedSongChanged(int type);
    void createRightMenu();
    void applyParameter();
    void removeLoveItemAt(const QString &path, bool current);
    void removeItemAt(const QStringList &path, bool remove, bool current, int playlistRow);
    void currentLrcUpdated();
    void resetCurrentSongLrcIndex();
    void updateCurrentTime(qint64 pos);
    void setPlaySongChanged(int index);
    void currentPlaylist(QStringList &list);

private:
    virtual void resizeEvent(QResizeEvent *event) override final;
    virtual void closeEvent(QCloseEvent *event) override final;
    virtual void contextMenuEvent(QContextMenuEvent *event) override final;
    virtual void enterEvent(QtEnterEvent *event) override final;
    virtual void leaveEvent(QEvent *event) override final;
    virtual void mouseMoveEvent(QMouseEvent *event) override final;
    virtual void mouseReleaseEvent(QMouseEvent *event) override final;
    virtual void mouseDoubleClickEvent(QMouseEvent *event) override final;
    virtual bool eventFilter(QObject *object, QEvent *event) override final;

    void setPlayIndex();
    void readSystemConfigFromFile();
    void writeSystemConfigToFile();

private:
    Ui::MusicApplication *m_ui;

    bool m_quitWindowMode;
    int m_currentPlaylistRow;
    MusicPlayer *m_player;
    MusicPlaylist *m_playlist;
    MusicSongsContainerWidget *m_songTreeWidget;
    MusicBottomAreaWidget *m_bottomAreaWidget;
    MusicTopAreaWidget *m_topAreaWidget;
    MusicRightAreaWidget *m_rightAreaWidget;
    MusicLeftAreaWidget *m_leftAreaWidget;
    MusicApplicationModule *m_applicationModule;

    friend class MusicMPRISPlayerCore;
    static MusicApplication *m_instance;

};

#endif // MUSICAPPLICATION_H