Function fadeAndStopAll

app/core/store/modules/audio.js:636–642

* Fades all sounds and stops those sounds after fading. Takes the same * options as fadeAll and stopAll * * @return Array of sound IDs that were faded and stopped

({ dispatch, state }, opts)

     * @return Array of sound IDs that were faded and stopped
     */
    async fadeAndStopAll ({ dispatch, state }, opts) {
      const fades = Object.keys(state.tracks)
        .map(track => dispatch('fadeAndStopTrack', { ...opts, track }))

      const ids = await Promise.all(fades)
      return ids.flat()
    },

    /**
     * Fades all sounds on a track and stops those sounds after fades are complete