server.js

/* eslint-env node */
import next from 'next';
import micro from 'micro';
import microRoute from 'micro-route';
import { nextRoutes } from './utils/routes';
import { recordEvent } from './utils/tracking';

const port = parseInt(process.env.PORT, 10) || 3000;
const app = next({ dev: process.env.NODE_ENV !== 'production' });
const handler = nextRoutes.getRequestHandler(app);

const trackRoute = microRoute('/_track/:collection', 'POST');

const server = micro(async (req, res) => {
  const trackRouteResult = trackRoute(req);
  // FIXME: Only allow requests from www.dittly.co to prevent anyone from sending POST requests
  if (trackRouteResult) {
    const event = await micro.json(req);

    // Send tracking data
    recordEvent(trackRouteResult.params.collection, event);

    // We're done here
    return 'OK';
  }
  return handler(req, res);
});

app.prepare().then(() => {
  server.listen(port, (error) => {
    if (error) throw error;
    console.log(`> Ready on http://localhost:${port}`);
  });
});

export default server;