#pragma once

namespace crepe {

class LoopManager {
    public:
        void start();

    private:
        /**
         * \brief Setup function for one-time initialization.
         *
         * This function initializes necessary components for the game.
         */
        void setup();
        /**
         * \brief Main game loop function.
         *
         * This function runs the main loop, handling game updates and rendering.
         */
        void loop();

        /**
         * \brief Function for handling input-related system calls.
         *
         * Processes user inputs from keyboard and mouse.
         */
        void process_input();

        /**
         * \brief Per-frame update.
         *
         * Updates the game state based on the elapsed time since the last frame.
         */
        void update();

        /**
         * \brief Late update which is called after update().
         *
         * This function can be used for final adjustments before rendering.
         */
        void late_update();

        /**
         * \brief Fixed update executed at a fixed rate.
         *
         * This function updates physics and game logic based on LoopTimer's fixed_delta_time.
         */
        void fixed_update();
        /**
         * \brief Set game running variable
         *
         * \param running running (false = game shutdown, true = game running)
         */
        void set_running(bool running);
        /**
         * \brief Function for executing render-related systems.
         *
         * Renders the current state of the game to the screen.
         */
        void render();

        bool game_running = false;
    };

} // namespace crepe