module.exports = {
  includeCredentials: (tokenFn) => {
    return ({options}, next) => {
      if (!options.headers) {
        options.headers = {};  // Create the headers object if needed.
      }
      const token = tokenFn();
      if (token) {
        options.headers['Authorization'] = 'Bearer ' + tokenFn();
      }
      options.credentials = 'same-origin'; // eslint-disable-line
      next();
    }
  },
};