Audio Engine 1.0

AudioEngine.ts

interface IAudioParams {
  image?: URL;
  author?: String;
  title: String;
  src: URL;
}

class AudioEngine {
    private engine;
    private queue = [];
    private current;
    private autoPlay;
    
    constructor(init: IAudioParams[] = [], config: { audioObject?: AudioContext, autoplay?: boolean } = {}){
      this.queue = [...init];
      this.engine = config.audioObject || new Audio();
      this.autoPlay = config.autoplay || true;
      this.engine.addEventListener('ended',() => {
        if( this.autoPlay ){
          this.next();
        }
      });
    }

    get list(){
      return this.queue;
    }

    get audio(){
      return this.engine;
    }

    set autoplay(status: Boolean){
      this.autoPlay = status;
    }

    public play() {
      if (this.current) {
        this.engine.play();
        return true;
      } else {
        return this.next();
      }
    }

    public next(){
      if(!this.queue.length){
          return false;
      }
      this.current = this.queue.shift();

      if (this.current) {
        this.engine.src = this.current.src;
      }
      this.engine.play();
  
      return true;
    }

    public pause() {
      this.engine.pause();
      return true;
    }

    public addLast(audio:IAudioParams) {
      return this.queue.push(audio);
    }

    public addNext(audio:IAudioParams) {
      return this.queue.unshift(audio);
    }
}

/*
const player = new AudioEngine([{ title: "Audio", src: new URL(mp3URL)},{ title: "Audio1", src: new URL(mp3URL1)}]);
player.next();
player.pause();
player.next();

*/