Spotify Node/Express App

var express = require("express");
var app = express();
var request = require("request");
app.set("view engine", "ejs");

var clientId = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
var clientSecret = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"


app.get("/", function(req, res){
    res.render("index");
});

app.get("/login", function(req, res){
    var redirectUrl = "https://accounts.spotify.com/authorize?client_id=" + clientId + "&response_type=code&redirect_uri=https%3A%2F%2Fexample.com%2Fcallback&scope=user-read-private%20user-read-email";
    res.redirect(redirectUrl)
});

app.get("/callback", function(req, res){
    res.send("OK!")
    var authCode = req.query.code
    var options = { method: 'POST',
      url: 'https://accounts.spotify.com/api/token',
      headers: { 'content-type': 'application/x-www-form-urlencoded' },
      form:
       { grant_type: 'authorization_code',
       code: authCode,
       redirect_uri: 'https://example.com/callback',
       client_id: clientId,
       client_secret: clientSecret } };
    request(options, function (error, response, body) {
  if (error) throw new Error(error);
  var accessToken = JSON.parse(body).access_token;
  var refreshToken = JSON.parse(body).refresh_token
  console.log("Access Token: " + accessToken);
  console.log("Refresh Token: " + refreshToken);
    });

});

app.listen(process.env.PORT, process.env.IP, function(){console.log("Server Started");});