#include <iostream>
#include <random>

#include "SFML/Graphics.hpp"
#include "headers/Player.h"
#include "headers/Meteor.h"

int main()
{
    std::clog << "Game started\n";
    sf::RenderWindow window(sf::VideoMode(600, 800), "My window");
    window.setVerticalSyncEnabled(true);
    window.setFramerateLimit(60);

    // Ustawienia randomizera
    std::random_device rd;
    std::mt19937 gen(rd());
    std::uniform_int_distribution<> dis(0, 599);
    // Koniec ustawień randomizera

    sf::Texture meteorTexture;
    meteorTexture.loadFromFile("../assets/img/meteor.png");

    sf::Texture backgroundTexture;
    backgroundTexture.loadFromFile("../assets/img/space.jpg"); // wczytywanie tła
    sf::Sprite backgroundSprite(backgroundTexture); // tworzenie tła

    Player ship(240,650, "../assets/ship/Dreadnought-Base.png"); // tworzenie statku
    ship.setMovingSpeed(8);
    ship.setFirerate(200);

    std::vector<Meteor> meteors;
    std::srand(static_cast<unsigned int>(std::time(nullptr)));

    while (window.isOpen()) {
        window.clear();

        window.draw(backgroundSprite); // narysuj tło

        // Tu są handlowane eventy
        sf::Event event{};
        while (window.pollEvent(event)) {
            if(event.type == sf::Event::Closed)
                window.close();
            if(sf::Keyboard::isKeyPressed(sf::Keyboard::Escape)) {
                window.close();
            }
        }

        if(sf::Keyboard::isKeyPressed(sf::Keyboard::A)) {
            if(ship.getPosition().x > -10) {
                ship.moveLeft();
            }
        }
        if (sf::Keyboard::isKeyPressed(sf::Keyboard::W)) {
            if(ship.getPosition().y > 0) {
                ship.moveUp();
            }
        }
        if (sf::Keyboard::isKeyPressed(sf::Keyboard::S)) {
            if(ship.getPosition().y < 700) {
                ship.moveDown();
            }
        }
        if (sf::Keyboard::isKeyPressed(sf::Keyboard::D)) {
            if(ship.getPosition().x < 480) {
                ship.moveRight();
            }
        }
        if(sf::Keyboard::isKeyPressed(sf::Keyboard::Space)) {
            ship.shoot();
        }


        if(sf::Mouse::isButtonPressed(sf::Mouse::Left)) ship.shoot();
        if(sf::Mouse::isButtonPressed(sf::Mouse::Right)) ship.alternate_shoot();


        // TODO: Meteory na jednym poziomie ze statkiem
        // TODO: Kolizje
        // Generate a new meteor at a random position at the top of the screen
        if (sf::Keyboard::isKeyPressed(sf::Keyboard::M)) {
            int randomX = dis(gen);
            meteors.emplace_back(randomX, -100, meteorTexture);
        }

        // Update and draw meteors
        for (auto& meteor : meteors) {
            meteor.update();
            window.draw(meteor.getSprite());
        }

        // Remove meteors that are out of bounds
        for (auto& meteor : meteors) {
            if(meteor.getStatus()) {
                meteors.erase(meteors.begin());
            }
        }

        for (auto& bullet : ship.getBullets()) {
            bullet.update();
            window.draw(bullet.getSprite());
        }

        ship.updateBullets();
        window.draw(ship.getSprite());

        window.display();
    }

    return 0;
}