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import ReactDOMServer from 'react-dom/server';
import cookie from 'cookie';
// import our main App component
import App from '../../src/App';
import { getLinks } from '../sape';
import { StaticRouter } from 'react-router-dom';
const path = require('path');
const fs = require('fs');
const serverRenderer = async (req, res, next) => {
// point to the html file created by CRA's build tool
const filePath = path.resolve(__dirname, '..', '..', 'dist', 'index.html');
// links
const cookies = cookie.parse(req.headers.cookie || '');
const links = await getLinks(req.originalUrl, cookies['sape_cookie']);
console.log(`URL: ${req.originalUrl} LINKS: ${links.join(' ')}`);
fs.readFile(filePath, 'utf8', (err, htmlData) => {
if (err) {
console.error('err', err);
return res.status(404).end();
}
const routerContext = {};
// render the app as a string
const html = ReactDOMServer.renderToString(
<StaticRouter location={req.baseUrl} context={routerContext}>
<App footer={links.join(' ')}/>
</StaticRouter>
);
// inject the rendered app into our html and send it
return res.send(
htmlData.replace(
'<div id="app"></div>',
`<div id="app">${html}</div>`
)
);
});
};
export default serverRenderer;
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