learnyounode/exercises/http_json_api_server/solution/solution.js

Learn You The Node.js For Much Win! An intro to Node.js via a set of self-guided workshops.

'use strict'
const http = require('http')

function parsetime (time) {
  return {
    hour: time.getHours(),
    minute: time.getMinutes(),
    second: time.getSeconds()
  }
}

function unixtime (time) {
  return { unixtime: time.getTime() }
}

const server = http.createServer(function (req, res) {
  const parsedUrl = new URL(req.url, 'http://example.com')
  const time = new Date(parsedUrl.searchParams.get('iso'))
  let result

  if (/^\/api\/parsetime/.test(req.url)) {
    result = parsetime(time)
  } else if (/^\/api\/unixtime/.test(req.url)) {
    result = unixtime(time)
  }

  if (result) {
    res.writeHead(200, { 'Content-Type': 'application/json' })
    res.end(JSON.stringify(result))
  } else {
    res.writeHead(404)
    res.end()
  }
})
server.listen(Number(process.argv[2]))