#pragma once

#include <memory>
#include <functional>
#include <vector>
#include <string>

namespace scar {

enum class ScreenCaptureBackend {
    FFMPEG_X11,           // X11 via ffmpeg
    FFMPEG_WAYLAND,       // Wayland via ffmpeg + portal
    FFMPEG_WINDOWS,       // Windows GDI via ffmpeg
    PORTAL_PIPEWIRE       // xdg-desktop-portal + Pipewire (Wayland/Hyprland)
};

// Screen capture supporting multiple backends
class ScreenCapture {
public:
    ScreenCapture();
    ~ScreenCapture();
    
    // Auto-detect and start screen capture
    bool start();
    
    // Start with specific backend
    bool start(ScreenCaptureBackend backend);
    
    // Stop capturing
    void stop();
    
    // Check if currently capturing
    bool isCapturing() const { return capturing_; }
    
    // Set frame callback
    using FrameCallback = std::function<void(const std::vector<uint8_t>& frameData, int width, int height)>;
    void setFrameCallback(FrameCallback callback);

private:
    ScreenCaptureBackend detectBestBackend();
    
    bool startX11Capture();
    bool startWaylandCapture();
    bool startWindowsCapture();
    bool startPortalCapture();
    
    bool capturing_;
    ScreenCaptureBackend backend_;
    FrameCallback frameCallback_;
    
    // TODO: FFmpeg-specific members
    // AVFormatContext* formatCtx_;
    // AVCodecContext* codecCtx_;
    // AVFrame* frame_;
    
    // TODO: DBus/Portal-specific members for Wayland
    // DBusConnection* dbusConn_;
    // pw_stream* pipewireStream_;
};

} // namespace scar