Twitterbot which tweets when you commit

app.js

/**
 * Created by fionera on 08.06.16.
 */

request = require("request");
var fs = require("fs");
var Twitter = require('twitter');
var config = require('./config');

var userdata = config.userdata;
var consumer_key = config.consumer_key;
var consumer_secret = config.consumer_secret;
var access_token_key = config.access_token_key;
var access_token_secret = config.access_token_secret;

var client = new Twitter(consumer_key, consumer_secret, access_token_key, access_token_secret);

function requestData(username, repository) {
    request('https://api.github.com/repos/' + username +  '/' + repository +  '/commits', function (error, response, body) {
        if (!error && response.statusCode == 200) {
            checkNewCommit(username, repository, body);
        }
    });
}

function checkNewCommit(username, repository, response) {
    if (userdata[username][repository].lastamount != undefined && response.length > userdata[username][repository].lastamount) {
        //console.log(response[response.length - 1].commit.message);
        sendTweet(response[response.length - 1].commit.message);
    }
    userdata[username][repository].lastamount = response.length;
}

function sendTweet(message) {
    client.post('statuses/update', {status: message}, function (error, tweet, response) {
        if (error) {
            console.log("Error at Sending Tweet");
        } else {
            console.log("Completed sending Tweet");
        }
    });
}

function work() {
    for (var i = 0; i < userdata.length; i++) {
        for (var a = 0; a < userdata[i].repositorys; a++) {
            requestData(userdata[i], userdata[i][a]);
        }
    }
}

setTimeout(work, 60000);
work();

config.js

var userdata = [{
    "username": "fionera",
    "repositorys": ["JavaMailer"],
    "lastamount": ""
}];

var consumer_key = "";
var consumer_secret = "";
var access_token_key = "";
var access_token_secret = "";

exports.consumer_key = consumer_key;
exports.consumer_secret = consumer_secret;
exports.access_token_key = access_token_key;
exports.access_token_secret = access_token_secret;
exports.userdata = userdata;

package.json

{
  "name": "github-twitter-bot",
  "version": "0.0.1",
  "dependencies": {
    "request": "latest",
    "twitter": "^1.3.0"
  }
}