barnowl-enocean/lib/testlistener.js

Collect ambient EnOcean Wireless Standard packets from EnOcean Serial Protocol (ESP) devices. We believe in an open Internet of Things.

/**
 * Copyright reelyActive 2022
 * We believe in an open Internet of Things
 */


const DEFAULT_RADIO_DECODINGS_PERIOD_MILLISECONDS = 1000;
const TEST_ORIGIN = 'test';


/**
 * TestListener Class
 * Provides a consistent stream of artificially generated ESP packets.
 */
class TestListener {

  /**
   * TestListener constructor
   * @param {Object} options The options as a JSON object.
   * @constructor
   */
  constructor(options) {
    options = options || {};

    this.decoder = options.decoder;
    this.radioDecodingPeriod = options.radioDecodingPeriod ||
                               DEFAULT_RADIO_DECODINGS_PERIOD_MILLISECONDS;
    this.decodingOptions = options.decodingOptions || {};

    setInterval(emitRadioDecodings, this.radioDecodingPeriod, this);
  }

}


/**
 * Emit simulated radio decoding packets
 * @param {TestListener} instance The given instance.
 */
function emitRadioDecodings(instance) {
  let time = new Date().getTime();
  let simulatedESPData =
                  '55000f07012bd2ad98000c8c08f55a40041415598001ffffffff3a00fe';

  instance.decoder.handleData(simulatedESPData, TEST_ORIGIN, time,
                              instance.decodingOptions);
}


module.exports = TestListener;