// Copy of game_launcher.h for emulator build
#include <stdint.h>
#include <vector>
#include <functional>
#include "input_event.h"
#include "game.h"

class LowLevelRenderer;
class LowLevelGUI;
class InputManager;

struct GameEntry {
    const char* name;
    const char* description;
    std::function<Game*(uint16_t, uint16_t, LowLevelRenderer*, LowLevelGUI*, InputManager*)> factory;
};

class GameLauncher {
public:
    GameLauncher(uint16_t width, uint16_t height, LowLevelRenderer* renderer, LowLevelGUI* gui, InputManager* input_manager);
    
    void register_game(const char* name, const char* description, 
                      std::function<Game*(uint16_t, uint16_t, LowLevelRenderer*, LowLevelGUI*, InputManager*)> factory);
    
    void draw();
    bool update(const InputEvent& event);
    Game* get_selected_game();
    void reset();
    bool is_game_selected() const { return selected_game != nullptr; }

private:
    uint16_t width;
    uint16_t height;
    LowLevelRenderer* renderer;
    LowLevelGUI* gui;
    InputManager* input_manager;
    std::vector<GameEntry> games;
    int selected_index;
    Game* selected_game;
    int current_page;
    
    static const int MENU_Y_START = 60;
    static const int MENU_ITEM_HEIGHT = 40;
    static const int MENU_PADDING = 10;
    static const int GAMES_PER_PAGE = 4;
    static const int NAV_BUTTON_Y = 235;
    static const int PREV_BUTTON_X = 30;
    static const int NEXT_BUTTON_X = 200;
    static const int BUTTON_WIDTH = 150;
    static const int BUTTON_HEIGHT = 40;
    
    int get_total_pages() const;
    int get_page_start_index() const;
    int get_page_end_index() const;
};