promise stuff

promise.js

var Q = require('q');
var request = require('request');
var Promise = require('bluebird')
var numberOfArticle = 0;

function getArticleUrlPerPage(pageNumber, articleUrls) {
    var options = {
        method: 'GET',
        url: 'https://www.getnewsmart.com/?last_time_title=This+week&page=' + pageNumber + '&section=&xhr=true',
    };

    return new Promise(function(resolve, reject) {
      request(options, function(error, response, body) {
        if (error) {
          reject(new Error(error));
          return;
        }

        resolve(response);
      });
    })
}

var articleUrls = [];

function getArticleUrlWholeSite() {
    console.log('Starting to get article urls');
    var arrayPromises = [];
    for (var pageNumber = 1; pageNumber <= 3; pageNumber++) {
      arrayPromises.push(getArticleUrlPerPage(pageNumber, articleUrls));
    }

    return arrayPromises;
}

Q.all(getArticleUrlWholeSite())
.then(function () {
    console.log('End getArticleUrlWholeSite');
});