Upload File, Return Torrent Json

app.js

const express = require('express')
const fileUpload = require('express-fileupload')
const createTorrent = require('create-torrent')
const parseTorrentFile = require('parse-torrent-file')

var parsed

const app = express()
app.use(fileUpload())
app.post('/upload', function(req, res) {
    createTorrent(req.files.data.data, function (err, torrent) { 
        if (!err) {
            console.log("Error in creating torrent")
        }
        try {
            parsed = parseTorrentFile.decode(torrent)
            res.status(201).send(parsed)
          } catch (e) {
            // the torrent file was corrupt
            console.error(e)
          }
    })
})

module.exports = app

index,js

const app = require('./app')
const port = process.env.PORT || 3000

app.listen(port, () => {
  console.log('Application started on port', port)
})