stackexchange OAuth switch

stackexchange OAuth switch

const _u = URL.parse(provider.url);
const hostSite = _u.host.replace(/[.]com/g, '').replace(/[.]stackexchange/g, '');
const params = {
      url: 'https://api.stackexchange.com/2.2/me',
      responseType: 'json',
      oauth: oauth,
      query: {
        order: 'desc',
        filter: 'withbody',
        site: (hostSite === '') ? 'stackoverflow' : hostSite,
        access_token: oauth.access_token,
        key: provider.apiKey
      }
    }