'use strict'

const { promisify } = require('util')
const { rmdir, readdir, stat, unlink } = require('fs')
const path = require('path')
const rmdirAsync = promisify(rmdir)
const readdirAsync = promisify(readdir)
const statAsync = promisify(stat)
const unlinkAsync = promisify(unlink)

async function rmd (dir) {
  let paths = await readdirAsync(dir)
  let removals = paths.map(async p => {
    let current = path.join(dir, p)
    let stat = await statAsync(current)
    if (stat.isDirectory()) {
      await clean(current)
    } else {
      await unlinkAsync(current)
    }
  })
  await Promise.all(removals)
  await rmdirAsync(dir)
}

module.exports = rmd