text: import {
      OUTGOING_CALL_EXPIRED_SOUND_ID,
      OUTGOING_CALL_REJECTED_SOUND_ID,
      OUTGOING_CALL_RINGING_SOUND_ID,
      OUTGOING_CALL_START_SOUND_ID
  } from './constants';
  
  /**
   * Maps the sounds IDs with the filenames sounds associated with them.
   *
   * @type {Map<string, string>}
   */
  export const sounds = new Map([
  
      /**
       * The name of the sound file which will be played when outgoing call is
       * expired.
       */
      [ OUTGOING_CALL_EXPIRED_SOUND_ID, { file: 'rejected.mp3' } ],
  
      /**
       * The name of the sound file which will be played when outgoing call is
       * rejected.
       */
      [ OUTGOING_CALL_REJECTED_SOUND_ID, { file: 'rejected.mp3' } ],
  
      /**
       * The name of the sound file which will be played when the status of an
       * outgoing call is ringing.
       */
      [
          OUTGOING_CALL_RINGING_SOUND_ID,
          {
              file: 'outgoingRinging.mp3',
              options: { loop: true }
          }
      ],
  
      /**
       * The name of the sound file which will be played when outgoing call is
       * started.
       */
      [ OUTGOING_CALL_START_SOUND_ID, { file: 'outgoingStart.mp3' } ]
  ]);
  