Switch audio

main.js

var music = [
  {
    key: 'bgMusic',
    url: 'assets/TownTheme.mp3',
    config: {
      volume: 0.1,
      loop: true
    }
  },
  {
    key: 'lvl1Music',
    url: 'assets/TownTheme2.mp3',
    config: {
      volume: 0.1,
      loop: true
    }
  },
  {
    key: 'lvl1MusicA',
    url: 'assets/bgm/lvl-1/SMILE.mp3',
    config: {
      volume: 0.03,
      loop: true
    }
  },
  {
    key: 'lvl2Music',
    url: 'assets/bgm/lvl-1/smb-overworld-remix.mp3',
    config: {
      volume: 0.1,
      loop: true
    }
  }
];

var sfx = [
  {
    key: 'jumpA',
    url: 'assets/bgm/lvl-1/SMILE.mp3',
    config: {
      volume: 0.1,
      loop: true
    }
  }
];

var currentSound = null;

function preload() {
  this.load.audio(music);
  this.load.audio(sfx);
}

function create() {
  switchAudio.call(this, music[0]);
}

function switchAudio(record) {
  // `this` is the scene

  if (currentSound) {
    currentSound.stop();
    this.sound.remove(currentSound);
  }

  currentSound = this.sound.add(record.key, record.config);
  currentSound.play();
}

new Phaser.Game({
  scene: {
    preload: preload,
    create: create
  }
});