#define SDL_MAIN_USE_CALLBACKS

#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>

#include "core/audio/audio.hpp"
#include "core/input/input.hpp"
#include "core/options.hpp"
#include "core/rendering/screen.hpp"
#include "utils/delta_timer.hpp"

class App {
   public:
    App() = default;
    ~App() { cleanup(); }

    SDL_AppResult init(int /*argc*/, char* /*argv*/[]) {
        // --- Configuración ---
        Options::game.width  = 320.0F;
        Options::game.height = 180.0F;
        Options::window.caption  = "Esqueleto";
        Options::window.zoom     = 3;
        Options::window.max_zoom = 4;
        Options::video.palettes_path      = "data/palettes";
        Options::text_config.surface_path = "";  // Ruta al .gif de la fuente
        Options::text_config.fnt_path     = "";  // Ruta al .fnt

        // --- Inicialización de sistemas ---
        Screen::init();
        Audio::init();
        Input::init("data/gamecontrollerdb.txt");

        // Vincular teclas del juego (añadir acciones específicas aquí):
        // Input::get()->bindKey(InputAction::LEFT,  SDL_SCANCODE_LEFT);
        // Input::get()->bindKey(InputAction::RIGHT, SDL_SCANCODE_RIGHT);

        initialized_ = true;
        return SDL_APP_CONTINUE;
    }

    SDL_AppResult handleEvent(const SDL_Event& event) {
        if (event.type == SDL_EVENT_QUIT) {
            return SDL_APP_SUCCESS;
        }
        Input::get()->handleEvent(event);
        return SDL_APP_CONTINUE;
    }

    SDL_AppResult iterate() {
        float delta_time = delta_timer_.tick();

        Input::get()->update();
        Audio::update();
        Screen::get()->update(delta_time);

        // --- Lógica del juego ---
        // ...

        // --- Renderizado ---
        Screen::get()->start();
        Screen::get()->clearSurface(0);

        // Dibuja aquí...

        Screen::get()->render();

        return SDL_APP_CONTINUE;
    }

   private:
    void cleanup() {
        if (!initialized_) return;
        Input::destroy();
        Audio::destroy();
        Screen::destroy();
        SDL_Quit();
        initialized_ = false;
    }

    DeltaTimer delta_timer_;
    bool initialized_{false};
};

static App app;

SDL_AppResult SDL_AppInit(void** /*appstate*/, int argc, char* argv[]) {
    return app.init(argc, argv);
}

SDL_AppResult SDL_AppEvent(void* /*appstate*/, SDL_Event* event) {
    return app.handleEvent(*event);
}

SDL_AppResult SDL_AppIterate(void* /*appstate*/) {
    return app.iterate();
}

void SDL_AppQuit(void* /*appstate*/, SDL_AppResult /*result*/) {
    // ~App() se encarga de la limpieza
}