ice.fo.utils/Token/updateCookiesToken.js

import requestCookieParser from './requestCookieParser';
import saveTokens from './saveTokens';

export default function updateCookiesToken(cookies, context) {
  if (process.server && context.req.headers.cookie) {
    const tokens = requestCookieParser(context.req.headers.cookie);

    saveTokens(tokens, context);

    const newCookies = Object.entries({
      ...tokens,
      i18n_redirected: context.i18n.locale,
    }).filter(([, value]) => !!value);

    context.res.setHeader('Set-Cookie', newCookies.map(([key, value]) => `${key}=${value}`).join(';'));

    context.res.cookie('i18n_redirected', context.i18n.locale);
  }

  if (cookies) {
    saveTokens(cookies, context);
  }
}