export default () => {
  const { hostname } = window.location;
  if (hostname === 'localhost') {
    return hostname;
  }
  const domainParts = hostname.split('.');
  // get the last 2 parts of a domain i.e. doodle.com
  const mainDomain = domainParts.slice(domainParts.length - 2).join('.');
  return `.${mainDomain}`;
};