Method _setDataSource

web/rusense/services/sensing.service.js:388–396

* Update the dataSource label and notify state listeners so the UI can * react without needing a separate subscription. * @param {'live'|'server-simulated'|'reconnecting'|'simulated'} source

(source)

   * @param {'live'|'server-simulated'|'reconnecting'|'simulated'} source
   */
  _setDataSource(source) {
    if (source === this._dataSource) return;
    this._dataSource = source;
    // Re-use the same state-listener channel — listeners receive the
    // connection state but can read dataSource via service.dataSource.
    for (const cb of this._stateListeners) {
      try { cb(this._state); } catch (e) { /* ignore */ }
    }
  }

  _clearTimers() {
    this._stopSimulation();