Full forecast accesstoken gathering job

forecastjob.js

/*
 * Main Hourly Job
 */

let cheerio = require('cheerio');
let npmRequest = require('request');

let Setting = Parse.Object.extend('Setting');

var elapsed_time = function(startTime) {
	var precision = 3; // 3 decimal places
	var elapsed = process.hrtime(startTime)[1] / 1000000; // divide by a million to get nano to milli
	var elapsedTime = process.hrtime(startTime)[0] + ' s, ' + elapsed.toFixed(precision) + ' ms'; // print message + time
	return elapsedTime;
};

module.exports = {
	run: function run(request, status) {

		var email = 'email@email.nl';
		var password = 'password';
		let myAccountId = '123456';
		let authenticityToken;
		var j = npmRequest.jar();
		var forecastUrl,
			accountId,
			accessToken;

		var start = process.hrtime();
		status.message('ForecastJob started');
		console.info('ForecastJob started');

		var promise = Parse.Promise.as();
		promise = promise.then(() => {
			var promise1 = new Parse.Promise();

			var options = {
				jar: j,
				method: 'GET',
				url: 'https://id.getharvest.com/sessions/new'
			}
			npmRequest(options, (error, response, body) => {
				let $ = cheerio.load(body);

				authenticityToken = $('body form input[name=authenticity_token]').attr('value');

				promise1.resolve();
			});

			return promise1;
		}).then(() => {
			var promise2 = new Parse.Promise();

			var options = {
				jar: j,
				method: 'POST',
				url: 'https://id.getharvest.com/sessions',
				formData: {
					authenticity_token: authenticityToken,
					email: email,
					password: password
				},
				followAllRedirects: true
			};

			npmRequest(options, (error, response, body) => {
				promise2.resolve();
			});

			return promise2;
		}).then(() => {
			var promise3 = new Parse.Promise();

			var options = {
				jar: j,
				method: 'GET',
				url: 'https://id.getharvest.com/accounts/' + myAccountId,
				followRedirect: false
			};

			npmRequest(options, (error, response, body) => {
				var regex = /https:\/\/forecastapp.com\/(.*)\/access_token\/(.*)\?/;
				var m = regex.exec(response.headers.location);

				accountId = m[1];
				accessToken = m[2];

				promise3.resolve();
			});

			return promise3;
		}).then(() => {
			var settingQuery = new Parse.Query('Setting');
			settingQuery.equalTo('accountId', accountId);
			return settingQuery.first();
		}).then((setting) => {
			if (!setting) {
				setting = new Setting();
			}

			setting.set('accountId', accountId);
			setting.set('accessToken', accessToken);

			return setting.save();
		}).then(() => {
			var jobTookTime = elapsed_time(start);
			console.info('ForecastJob completed in ' + jobTookTime);
			status.success('ForecastJob completed in ' + jobTookTime);
		}, (error) => {
			console.error(error);
		});

	}
};