podchat-browser/dist/node/lib/call/multitrack/midManager.js

Javascript SDK to use POD's Chat Service - Browser Only

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _regenerator = _interopRequireDefault(require("@babel/runtime/regenerator"));

var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

var MidManager = /*#__PURE__*/function () {
  function MidManager(props) {
    (0, _classCallCheck2["default"])(this, MidManager);
    this._app = props.app;
    this._mids = {};
  }

  (0, _createClass2["default"])(MidManager, [{
    key: "pushMidToList",
    value: function pushMidToList(topic, mids) {
      this._mids[topic] = mids;
    }
  }, {
    key: "removeTopic",
    value: function removeTopic(topic) {
      if (this._mids[topic]) {
        delete this._mids[topic];
      }
    }
  }, {
    key: "getTopicsOfMids",
    value: function getTopicsOfMids(midList) {
      var topics = [];

      for (var topic in this._mids) {
        var _iterator = _createForOfIteratorHelper(midList),
            _step;

        try {
          for (_iterator.s(); !(_step = _iterator.n()).done;) {
            var mid = _step.value;

            if (this._mids[topic].includes(mid)) {
              topics.push(topic);
            }
          }
        } catch (err) {
          _iterator.e(err);
        } finally {
          _iterator.f();
        }
      }

      return topics;
    }
    /**
     * We must close existing topic streams and open a new stream with the new mid
     */

  }, {
    key: "reOpenExistingDuplicateMids",
    value: function () {
      var _reOpenExistingDuplicateMids = (0, _asyncToGenerator2["default"])( /*#__PURE__*/_regenerator["default"].mark(function _callee(list) {
        var topics, call, _iterator2, _step2, topic, userId, userObj, i;

        return _regenerator["default"].wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                /**
                 * If mid of a new track in the list, already exists, we should open that topic again
                 */
                topics = this.getTopicsOfMids(list.flatMap(function (item) {
                  return item.mids;
                }));
                call = this._app.call.currentCall();
                _iterator2 = _createForOfIteratorHelper(topics);
                _context.prev = 3;

                _iterator2.s();

              case 5:
                if ((_step2 = _iterator2.n()).done) {
                  _context.next = 19;
                  break;
                }

                topic = _step2.value;
                userId = call.users().findUserIdByTopic(topic);
                userObj = call.users().get(userId);

                if (!(topic.startsWith('Vi') || topic.startsWith('screen'))) {
                  _context.next = 14;
                  break;
                }

                _context.next = 12;
                return userObj.destroyVideo();

              case 12:
                _context.next = 16;
                break;

              case 14:
                _context.next = 16;
                return userObj.destroyAudio();

              case 16:
                delete this._mids[topic];

              case 17:
                _context.next = 5;
                break;

              case 19:
                _context.next = 24;
                break;

              case 21:
                _context.prev = 21;
                _context.t0 = _context["catch"](3);

                _iterator2.e(_context.t0);

              case 24:
                _context.prev = 24;

                _iterator2.f();

                return _context.finish(24);

              case 27:
                for (i in list) {
                  this.pushMidToList(list[i].topic, list[i].mids);
                }

                call.requestReceivingMedia();

              case 29:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this, [[3, 21, 24, 27]]);
      }));

      function reOpenExistingDuplicateMids(_x) {
        return _reOpenExistingDuplicateMids.apply(this, arguments);
      }

      return reOpenExistingDuplicateMids;
    }()
  }]);
  return MidManager;
}();

var _default = MidManager;
exports["default"] = _default;