app.js

import Game from './game';

export default class App {
  constructor(props) {
    this.game_loop = this.start();
  }

  start() {
    this.game = new Game();

    const play = () => {
      window.requestAnimationFrame(this.game.draw.bind(this.game));
      setTimeout(play, this.game.speediness);
      if (this.game.go) {
        this.game.currPiece.moveDown();
      }
    };

    if (this.game.init()) {
      return setTimeout(play, this.game.speediness);
    } else {
      alert('You lack a browser able to run HTML5');
    }
  }
}

document.addEventListener('DOMContentLoaded', () => new App());