#include "application.h"
#include <SFML/Graphics/Color.hpp>
#include <SFML/Window/Event.hpp>

Application::Application() :
    game_window({1280, 720}, "Test")
{
    float x = game_window.getSize().x;
    float y = game_window.getSize().y;
    pulse_mask.setSize({x, y});
    pulse_mask.setOrigin(0.f, 0.f);
    pulse_mask.setFillColor(sf::Color(255, 0, 0, 0));
}

void Application::run()
{
    game_window.display();
    timeline.push(5500000);
    timeline.push(5000000);
    timeline.push(4500000);
    timeline.push(4000000);
    timeline.push(3500000);
    timeline.push(3000000);
    timeline.push(2500000);
    timeline.push(2000000);
    timeline.push(1500000);
    timeline.push(1000000);
    //music.openFromFile("/home/egor/test.flac");
    //usic.play();
    music.restart();
    while (game_window.isOpen())
    {
        sf::Event event;
        while (game_window.pollEvent(event))
        {
            if (event.type == sf::Event::Closed)
                game_window.close();
        }

        update();
        draw();
    }
}

void Application::update()
{
    if (!timeline.empty() && timeline.top() <= music.getElapsedTime().asMicroseconds())
    {
        timeline.pop();
        pulse_mask.setFillColor(sf::Color(255, 0, 0, 255));
    }

    if (pulse_mask.getFillColor().a > 0)
    {
        const auto alpha = pulse_mask.getFillColor().a - 1;
        pulse_mask.setFillColor(sf::Color(255, 0, 0, alpha));
    }

}

void Application::draw()
{
    game_window.clear();
    game_window.draw(pulse_mask);
    game_window.display();
}