#ifndef SIMPLEPLAYERWINDOW_H
#define SIMPLEPLAYERWINDOW_H

#include <QApplication>
#include <QDebug>
#include <QFileDialog>
#include <QHBoxLayout>
#include <QLabel>
#include <QMainWindow>
#include <QMessageBox>
#include <QPushButton>
#include <QSlider>
#include <QTimer>
#include <QVBoxLayout>
#include "player_adapter.h"
#include "opengl_video_renderer.h"

using namespace av::player;

/**
 * @brief 简单的播放器UI示例
 * 
 * 这个类展示了如何使用新的PlayerAdapter来构建播放器UI
 */
class SimplePlayerWindow : public QMainWindow
{
    Q_OBJECT

public:
    explicit SimplePlayerWindow(QWidget* parent = nullptr);
    ~SimplePlayerWindow();
private slots:
    void openFile();
    void playPause();
    void stop();
    void seek();
    void setVolume();
    void toggleMute();
    void setPlaybackSpeed();

    // 播放器事件处理
    void onStateChanged(PlayerState state);
    void onMediaInfoChanged(const MediaInfo& info);
    void onPositionChanged(qint64 position);
    void onVolumeChanged(double volume);
    void onMutedChanged(bool muted);
    void onPlaybackSpeedChanged(double speed);
    void onErrorOccurred(const QString& error);

    void onStatsUpdated(const PlaybackStats& stats);
    
    // 渲染器相关
    void onRendererTypeChanged(const QString& type);
    void onOpenGLRendererInitialized();

private:
    void setupUI();
    void connectSignals();
    void updateUI();
    QString formatTime(qint64 microseconds);

private:
    std::unique_ptr<PlayerAdapter> m_playerAdapter;
    OpenGLVideoRenderer* m_openGLVideoRenderer;

    // UI组件
    QLabel* m_fileLabel;
    QLabel* m_stateLabel;
    QLabel* m_infoLabel;
    QLabel* m_timeLabel;
    QLabel* m_volumeLabel;
    QLabel* m_speedLabel;
    QLabel* m_statsLabel;

    QPushButton* m_openButton;
    QPushButton* m_playPauseButton;
    QPushButton* m_stopButton;
    QPushButton* m_muteButton;

    QSlider* m_positionSlider;
    QSlider* m_volumeSlider;
    QSlider* m_speedSlider;

    bool m_seeking = false;
};

#endif // SIMPLEPLAYERWINDOW_H