'use strict';

/**
 * $ nvm use 8
 * $ npm i koa request
 */

const Koa = require('koa');
const app = new Koa();

const request = require('request');
const DOC_URL = process.argv[2];

app.use(async ctx => {
  ctx.body =
  request.get(DOC_URL)
  .on('response', function(response) {
    console.log('statusCode:', response.statusCode);
    console.log('content-type:', response.headers['content-type']);
  });
});

app.listen(3001, () => {
	console.log('listening ...');
});