index.js

/**
 * Dependencies
 */

const express = require('express')
const Multer = require('multer')
const Busboy = require('busboy')
const os = require('os')
const fs = require('fs')
const path = require('path')

const app = express()

app.get('/', (req, res, next) => res.json({ cool: true }))

app.post('/upload', (req, res, next) => {
	console.log('upload?')
	console.log(req.rawBody)
	const busboy = new Busboy({ headers: req.headers })
	// This object will accumulate all the uploaded files, keyed by their name.
	const uploads = {}
	const tmpdir = os.tmpdir()

	// This callback will be invoked for each file uploaded.
	busboy.on('file', (fieldname, file, filename, encoding, mimetype) => {
		console.log(`got file ${filename}`)
		// Note that os.tmpdir() is an in-memory file system, so should
		// only be used for files small enough to fit in memory.
		const filepath = path.join(tmpdir, filename)
		console.log(filepath)
		uploads[fieldname] = filepath
		file.pipe(fs.createWriteStream(filepath))
	})

	// This callback will be invoked after all uploaded files are saved.
	busboy.on('finish', () => {
		// *** Process uploaded files here ***

		for (const name in uploads) {
			const file = uploads[name]
			fs.unlinkSync(file)
		}
		return res.json({ message: `file uploaded` })
		res.end()
	})

	busboy.end(req.rawBody)
})

module.exports = { app }