matrix-react-sdk/lib/audio/PlaybackManager.js

SDK for matrix.org using React

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.PlaybackManager = void 0;
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _Playback = require("./Playback");
var _ManagedPlayback = require("./ManagedPlayback");
var _consts = require("./consts");
/*
Copyright 2024 New Vector Ltd.
Copyright 2021 The Matrix.org Foundation C.I.C.

SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/

/**
 * Handles management of playback instances to ensure certain functionality, like
 * one playback operating at any one time.
 */
class PlaybackManager {
  constructor() {
    (0, _defineProperty2.default)(this, "instances", []);
  }
  static get instance() {
    if (!PlaybackManager.internalInstance) {
      PlaybackManager.internalInstance = new PlaybackManager();
    }
    return PlaybackManager.internalInstance;
  }

  /**
   * Pauses all other playback instances. If no playback is provided, all playing
   * instances are paused.
   * @param playback Optional. The playback to leave untouched.
   */
  pauseAllExcept(playback) {
    this.instances.filter(p => p !== playback && p.currentState === _Playback.PlaybackState.Playing).forEach(p => p.pause());
  }
  destroyPlaybackInstance(playback) {
    this.instances = this.instances.filter(p => p !== playback);
  }
  createPlaybackInstance(buf, waveform = _consts.DEFAULT_WAVEFORM) {
    const instance = new _ManagedPlayback.ManagedPlayback(this, buf, waveform);
    this.instances.push(instance);
    return instance;
  }
}
exports.PlaybackManager = PlaybackManager;
(0, _defineProperty2.default)(PlaybackManager, "internalInstance", void 0);
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