#pragma once

#include <SDL3/SDL.h>

#include <cstddef>
#include <memory>
#include <string>
#include <utility>
#include <vector>

#include "input.h"

#include "ui/window_message.h"

namespace Options {
struct Gamepad;
}

class DefineButtons {
    public:
        struct Button {
            std::string label;
            Input::Action action;
            SDL_GamepadButton button;

            Button(std::string label, Input::Action action, SDL_GamepadButton button)
                : label(std::move(label)), action(action), button(button) {}
        };

        DefineButtons();
        ~DefineButtons() = default;

        void render();
        void update();
        void checkEvents(const SDL_Event &event);
        auto enable(Options::Gamepad *options_gamepad) -> bool;
        void disable();
        [[nodiscard]] auto isEnabled() const -> bool { return enabled_; }
        [[nodiscard]] auto isFinished() const -> bool { return finished_; }

    private:
        Input *input_ = nullptr;
        std::unique_ptr<WindowMessage> window_message_;

        bool enabled_ = false;
        bool finished_ = false;
        std::vector<Button> buttons_;
        size_t index_button_ = 0;
        std::vector<std::string> controller_names_;
        Options::Gamepad *options_gamepad_ = nullptr;

        void incIndexButton();
        void doControllerButtonDown(const SDL_GamepadButtonEvent &event);
        void bindButtons(Options::Gamepad *options_gamepad);
        auto checkButtonNotInUse(SDL_GamepadButton button) -> bool;
        void clearButtons();
        void checkEnd();
        void updateWindowMessage();
};