write

const Router = require('koa-router')
const body = require('koa-body')
const fs = require('fs')

const router = new Router()
const BASE_URL = '/upload'

router.put(BASE_URL, body({ multipart: true }), async (ctx) => {
  const files = ctx.request.body.files
  const keys = Object.keys(files)

  keys.forEach(key => {
    const file = files[key]

    const reader = fs.createReadStream(file.path)
    const writer = fs.createWriteStream(/* s3 */)

    reader.pipe(writer)
  })

  ctx.status = 200
  ctx.body = {
    message: 'good jorb, budz'
  }
})

module.exports = router