carbon/server.js

const express = require('express')
const morgan = require('morgan')
const bodyParser = require('body-parser')
const next = require('next')

const port = parseInt(process.env.PORT, 10) || 3000
const dev = process.env.NODE_ENV !== 'production' && !process.env.NOW
const app = next({ dev })
const handle = app.getRequestHandler()

function wrap(handler) {
  return (req, res) =>
    handler(req, res).catch(err => {
      console.log('ERR:', err)
    })
}

app.prepare().then(() => {
  const server = express()

  server.use(morgan('tiny'))

  server.get('/about', (req, res) => app.render(req, res, '/about'))

  // if root, render webpage from next
  server.get('/*', (req, res) => app.render(req, res, '/', req.query))

  // otherwise, try and get gist
  server.get('*', handle)

  // api endpoints
  server.post('/twitter', bodyParser.json({ limit: '5mb' }), require('./handlers/twitter'))

  server.listen(port, err => {
    if (err) throw err
    console.log(`> Ready on http://localhost:${port}`)
  })
})