@chris-lewis/fitbit-utils/companion/comm.js

Common utility modules for common tasks across projects.

import { outbox } from 'file-transfer';
import * as cbor from 'cbor';
import * as messaging from 'messaging';
/**
 * Send a message through the peerSocket.
 * Appears to be less reliable then file-transfer.
 *
 * @param {Object} data - JSON object data to send.
 */

export var sendMessage = function sendMessage(data) {
  return messaging.peerSocket.send(data);
};
/**
 * Send a JSON object as a file. Appears to be almost always reliable,
 * allowing a couple of seconds typical to transfer.
 *
 * @param {Object} data - JSON object data to send.
 * @param {string} [fileName] - Optional explicit file name.
 * @returns {Promise}
 */

export var sendFile = function sendFile(data) {
  var fileName = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'data.json';
  return outbox.enqueue(fileName, cbor.encode(data)).then(function (res) {
    return console.log("File '".concat(fileName, "' enqueued"));
  });
};
/**
 * Setup handlers for messaging and file-transfer events.
 *
 * @param {Object} handlers - Handlers for socket open, socket message,
 *                            errors, and file received events.
 */

export var setup = function setup(handlers) {
  var open = handlers.open,
      message = handlers.message,
      error = handlers.error;
  messaging.peerSocket.onopen = open;
  messaging.peerSocket.onmessage = message;
  messaging.peerSocket.onerror = error;
};