@linx-impulse/engage-wishlist-sdk-js/src/util/index.js

Linx Impulse Engage Wishlist SDK

import { getCookie } from '@linx-impulse/commons-js/browser/getCookie';
import config from '../../config';

/* eslint-disable no-bitwise,no-multi-assign */
function generateDeviceId() {
  const s = [];
  const hexDigits = '0123456789abcdef';

  for (let i = 0; i < 36; i++) {
    s[i] = hexDigits.substr(Math.floor(Math.random() * 0x10), 1);
  }

  s[14] = '4';
  s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1);
  s[8] = s[13] = s[18] = s[23] = '-';

  let deviceId = s.join('');

  deviceId = deviceId.replace(/-/g, '');
  deviceId += String(Date.now());
  deviceId += String(Math.floor((Math.random() * 7919) + 1));

  return deviceId;
}
/* eslint-enable no-bitwise,no-multi-assign */

function getDeviceId() {
  let id = getCookie(config.cookieName.deviceId);

  if (!id) {
    id = generateDeviceId();
  }

  return id;
}

export { getDeviceId };