server-with-page-based-prismic-call-with-stubbed.ts

server.get('/*', (req, res) => {
  const component = router(req.url);
  const prismicFetch = component.PRISMIC_FETCH_REQUEST
    ? component.PRISMIC_FETCH_REQUEST()
    : (() => Promise.resolve());
  prismicFetch(res.locals.ctx)
    .then((document) => {
      const element = React.createElement(component, { document });
      const page = renderToString(element);
  
      // inject React page (as a string) into an HTML template
      const html = template(page);

      res.send(html);
    });
});