HapiJS sample code

server-ext.js

const _ = require('lodash')
const Hapi = require('@hapi/hapi');
const readme = require('readmeio');

const init = async () => {
  const server = Hapi.server({
    port: 4040,
    host: 'localhost'
  });

  function handler(req, h) {
    const { response, info } = req

    readme.log(config.readmeio.apiKey, req.raw.req, req.raw.res, {
      label: req.auth.userId,
      startedDateTime: new Date(info?.received),
      responseEndDateTime: new Date(info?.responded),
      requestBody: Object.assign(req.params, req.payload),
      responseBody: response.source
    }, {})

    if (response.isBoom) { return h.continue }

    if (req.method === 'options') {
      const allowedHeaders = [..._.keys(req.headers), 'content-type', 'auth-token', 'x-requested-with']
      response.header('Access-Control-Allow-Origin', '*')
      response.header('Access-Control-Allow-Methods', 'OPTIONS, PUT, POST, HEAD, GET, DELETE')
      response.header('Access-Control-Allow-Headers', allowedHeaders.join(', '))
    }

    console.timeEnd(`request time: ${req.info.id} ${req.path} :`)
    return response
  }

  // Option 1: failed
  server.ext('onPreResponse', handler);
  // Option 2: failed
  server.ext('onPostResponse', handler);

  server.route({
    method: 'GET',
    path: '/',
    handler: (req, h) => {
      return { message: 'hello world!' };
    }
  });

  await server.start();
  console.log('Server running on %s', server.info.uri);
};

process.on('unhandledRejection', (err) => {
  console.log(err);
  process.exit(1);
});

init();