text: /*
   * Copyright 2019 Jiří Janoušek <janousek.jiri@gmail.com>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  'use strict';
  
  (function (Nuvola) {
    const PlaybackState = Nuvola.PlaybackState
    const PlayerAction = Nuvola.PlayerAction
    const player = Nuvola.$object(Nuvola.MediaPlayer)
  
    const WebApp = Nuvola.$WebApp()
  
    WebApp._onInitWebWorker = function (emitter) {
      Nuvola.WebApp._onInitWebWorker.call(this, emitter)
  
      const state = document.readyState
      if (state === 'interactive' || state === 'complete') {
        this._onPageReady()
      } else {
        document.addEventListener('DOMContentLoaded', this._onPageReady.bind(this))
      }
    }
  
    WebApp._onPageReady = function () {
      Nuvola.actions.connect('ActionActivated', this)
      this.update()
    }
  
    WebApp.update = function () {
      const elms = this._getElements()
      const track = {
        title: Nuvola.queryText('#main .top-header .title h1'),
        artist: null,
        album: null,
        artLocation: Nuvola.queryAttribute('#main img.main', 'src'),
        rating: null,
        length: elms.timeTotal
      }
  
      let state
      if (elms.pause) {
        state = PlaybackState.PLAYING
      } else if (elms.play) {
        state = PlaybackState.PAUSED
      } else {
        state = PlaybackState.UNKNOWN
      }
  
      player.setPlaybackState(state)
      player.setTrack(track)
      player.setCanGoPrev(false)
      player.setCanGoNext(false)
      player.setCanPlay(!!elms.play)
      player.setCanPause(!!elms.pause)
      player.setTrackPosition(elms.timeElapsed)
      player.setCanSeek(state !== PlaybackState.UNKNOWN && elms.seekBar)
  
      setTimeout(this.update.bind(this), 500)
    }
  
    WebApp._onActionActivated = function (emitter, name, param) {
      const elms = this._getElements()
      switch (name) {
        case PlayerAction.TOGGLE_PLAY:
          if (elms.play) {
            Nuvola.clickOnElement(elms.play)
          } else {
            Nuvola.clickOnElement(elms.pause)
          }
          break
        case PlayerAction.PLAY:
          Nuvola.clickOnElement(elms.play)
          break
        case PlayerAction.PAUSE:
        case PlayerAction.STOP:
          Nuvola.clickOnElement(elms.pause)
          break
        case PlayerAction.SEEK: {
          const total = Nuvola.parseTimeUsec(elms.timeTotal)
          if (param > 0 && param <= total) {
            Nuvola.clickOnElement(elms.seekBar, param / total, 0.5)
          }
          break
        }
      }
    }
  
    WebApp._getElements = function () {
      const elms = {
        play: document.querySelector('.button .play > a'),
        pause: document.querySelector('.button .stop > a'),
        timeElapsed: Nuvola.queryText('.player-timebar .time'),
        timeTotal: Nuvola.queryText('.player-timebar .total-time'),
        seekBar: document.querySelector('.player-timebar .buffer-timebar')
      }
      for (const key of ['play', 'pause']) {
        if (elms[key] && elms[key].parentElement.style.display === 'none') {
          elms[key] = null
        }
      }
      return elms
    }
  
    WebApp.start()
  })(this) // function(Nuvola)
  