Creating a Facebook App programmatically using CasperJS

create-facebook-app.js

//
// run: casperjs --engine=slimerjs create-facebook-app.js
//

const casper = require('casper').create({
  verbose: true,
  loglevel: 'debug',
})

/* captures every step */
let counter = 1;
function capture(suffix = null) {
  suffix = suffix === null ? '' : '-' + suffix
  casper.capture('step-' + counter + suffix + '.png')
  counter++
}

/* wraps casper functions in promises */
function promisefy(name) {
  const _org = casper[name]
  casper[name] = function () {
    const args = arguments
    return new Promise(function (resolve, reject) {
      _org.bind(casper)(...args)
      casper.then(function () {
        capture(_org.name)
        resolve()
      })
    })
  }
}

/* wrap these */
[
  'clickLabel',
  'fillSelectors',
  'click',
  'wait',
  'waitForResource',
  'waitForSelector',
].forEach(promisefy)

/* run promises sequentially */
Promise.serial = funcs => {
  return funcs.reduce((resolved, func) => {
    return resolved.then(func)
  }, Promise.resolve([]))
}

casper.start('https://developers.facebook.com/')
casper.viewport(1680, 1024)

casper.then(function () {
  Promise.serial([
    casper.clickLabel.bind(null, 'Log In', 'a'),
    casper.fillSelectors.bind(null, 'form#login_form', {
        'input[name=email]': 'your email',
        'input[name=pass]': 'your password',
      }, false),
    casper.click.bind(null, 'button#loginbutton'),
    casper.click.bind(null, 'a[href="/apps/"]'),
    casper.clickLabel.bind(null, 'Add a New App', 'em'),
    casper.waitForSelector.bind(null, 'form[action="/apps/async/create/"]'),
    casper.fillSelectors.bind(null, 'form[action="/apps/async/create/"]', {
      'input[name=basic_name]': 'app name',
      'input[name=basic_email]': 'your email',
    }, false),
    casper.clickLabel.bind(null, 'Choose a Category', 'span'),
    casper.clickLabel.bind(null, 'Business', 'span'),
    casper.clickLabel.bind(null, 'Create App ID', 'button'),
    casper.waitForResource.bind(null, /captcha\/tfbimage\.php/),
    casper.wait.bind(null, 1500),
    casper.captureSelector.bind(null, 'captcha.png', '.img[alt^="Hit reload"]'),
  ])

  // TODO set up casper server
  // TODO send captured captcha to user
  // TODO with answer continue creation of app
})

casper.run()