game.js

import InputHandler from './inputHandler.js';
import SpaceShip from './spaceship.js';
import { BigAsteroid } from './asteroid.js';
import { AsteroidSounds } from './soundmanager.js';
import UI from './UI.js';
import AudioManager from './audio/audiomanager.js';

export default class Game {
    constructor(height, width) {
        this.screenHeight = height;
        this.screenWidth = width;
        this.input = new InputHandler(this);
        this.soundManager = new AudioManager(this);
        this.UI = new UI(this);
        this.spaceShip = new SpaceShip(this);
        this.asteroids = [];
        this.asteroidSounds = new AsteroidSounds();
        this.debris = [];
        this.wreckage = [];
        this.playerBullets = [];
        this.score = 0;
        this.lives = 3;
        this.extraLives = 0;
        this.round = 0;
    }

    startNewRound() {
        this.round += 1;
        const asteroidCount = this.round > 4 ? 11 : (this.round * 2) + 2;
        this.asteroids = Array.from({ length: asteroidCount }, () => new BigAsteroid(this));
    }

    updateScore(points) {
        this.score += points;
        if (this.score >= (this.extraLives + 1) * 10000) {
            this.lives += 1;
            this.extraLives += 1;
        }
    }

    update(timeDelta) {
        if (this.asteroids.length === 0) this.startNewRound();
        this.spaceShip.update(timeDelta, this.input.pressedKeys);
        this.asteroids = this.asteroids.filter((asteroid) => asteroid.markedForDeletion === false);
        this.asteroids.forEach((asteroid) => asteroid.update());
        this.playerBullets = this.playerBullets
            .filter((bullet) => bullet.markedForDeletion === false);
        this.playerBullets.forEach((bullet) => bullet.update(timeDelta));
        this.debris = this.debris.filter((debris) => debris.markedForDeletion === false);
        this.debris.forEach((debris) => debris.update(timeDelta));
        this.wreckage = this.wreckage.filter((wreck) => wreck.markedForDeletion === false);
        this.wreckage.forEach((wreck) => wreck.update(timeDelta));
    }

    draw(context) {
        context.fillStyle = 'black';
        context.fillRect(0, 0, this.screenWidth, this.screenHeight);
        context.fillStyle = 'white';
        if (this.lives > 0 && !this.spaceShip.waitingToRespawn) {
            this.spaceShip.draw(context);
        }
        this.asteroids.forEach((asteroid) => asteroid.draw(context));
        this.playerBullets.forEach((bullet) => bullet.draw(context));
        this.debris.forEach((debris) => debris.draw(context));
        this.wreckage.forEach((wreck) => wreck.draw(context));
        this.UI.draw(context);
    }
}