#include "mainmenu.h"
#include "widgets/pushbutton.h"
#include "widgets/group.h"

MainMenu::MainMenu(sf::RenderWindow& game_window, Callbacks&& callbacks, const FontHolder& font_holder) :
    _buttons(std::make_shared<Group>()),
    _game_window(game_window)
{
    const float window_width = game_window.getSize().x;
    const float window_height = game_window.getSize().y;

    auto button_start = std::make_shared<PushButton>("Start", font_holder.get(Fonts::Id::GUI), 48);
    button_start->setRect(sf::FloatRect(window_width / 3., window_height / 7., window_width / 3., window_height / 7.));
    button_start->setCallback(callbacks.onAppendGameState);

    auto button_editor = std::make_shared<PushButton>("Editor", font_holder.get(Fonts::Id::GUI), 48);
    button_editor->setRect(sf::FloatRect(window_width / 3., window_height / 7. * 3, window_width / 3., window_height / 7.));
    button_editor->setCallback(callbacks.onAppendEditorState);

    auto button_exit = std::make_shared<PushButton>("Exit", font_holder.get(Fonts::Id::GUI), 48);
    button_exit->setRect(sf::FloatRect(window_width / 3., window_height / 7. * 5, window_width / 3., window_height / 7.));
    button_exit->setCallback([&]()
    {
        _game_window.close();
    });

    _buttons->addChild(button_start);
    _buttons->addChild(button_editor);
    _buttons->addChild(button_exit);
}

void MainMenu::input(const sf::Event& event)
{
    _buttons->input(event);
}

void MainMenu::update(const sf::Time& dt)
{
    _buttons->update(dt);
}

void MainMenu::draw() const
{
    _game_window.draw(*_buttons);
}

void MainMenu::enter()
{
    _buttons->setVisibility();
}

void MainMenu::leave()
{
    _buttons->setVisibility(false);
}