ffg-stock-check.js

var request = require("request-json");
var url = require("url");
const fetch = require('node-fetch');
const logger = require('heroku-logger');
const newrelic = require ('newrelic');

const express = require('express')
const path = require('path')
const PORT = process.env.PORT || 5000

var TILL_URL = url.parse(process.env.TILL_URL);
var TILL_BASE = TILL_URL.protocol + "//" + TILL_URL.host;
var TILL_PATH = TILL_URL.pathname;

const timeout = (60 * 1000) * 20; //20 minutes
//const timeout = (60 * 1000) * 1; //1 minutes
var counter = 0;

var id = encodeURI('MEC02');

const intervalObj = setInterval(intervalFunc, timeout);

if(TILL_URL.query != null) {
  TILL_PATH += "?"+TILL_URL.query;
}

function intervalFunc() {
  fetch("https://shop.fantasyflightgames.com/api/v1/stockrecord/" + id + "/level/").then(function(res) {
    return res.json();
  }).then(function(data) {
    // Check the response data for in stock value.
    logger.log('info', 'message', { in_stock: data.in_stock });
    // If out of stock jump out of function.
    if (data.in_stock === "outofstock") {
      return false;
    }

    // If it's in stock we want to track how many times we send SMS messages.
    counter++;
    if (counter > 5) {
      // After 5 SMS messages stop the process.
      clearInterval(intervalObj);
      logger.log('info', 'clearing intervalObj', { counter: counter });
    }

    // Send the SMS
    request.createClient(TILL_BASE).post(TILL_PATH, {
      "phone": ["14253084426"],
      "text": "FFG - LOTR is " + data.in_stock,
    }, function(err, res, body) {
      return logger.log('info', 'message', { code: res.statusCode });
    });
  });
};
intervalFunc();


express()
  .use(express.static(path.join(__dirname, 'public')))
  .set('views', path.join(__dirname, 'views'))
  .set('view engine', 'ejs')
  .get('/', (req, res) => res.render('pages/index'))
  .get('/page1', (req, res) => res.render('pages/page1'))
  .listen(PORT, () => console.log(`Listening on ${ PORT }`));