#!/usr/bin/env node
const {dirname, join} = require('path')
const globby = require('globby')
const {exists, readFile, writeFile} = require('fs-extra')

Promise.all([
  readFile('src/README.template.md', 'utf8'),
  globby('src/*/index.scss')
]).then(async ([template, indexes]) => {
  for (const indexPath of indexes) {
    const dir = dirname(indexPath)
    const parts = dir.split('/')
    const bundle = parts.pop()
    const readmePath = join(dir, 'README.md')
    await writeFile(readmePath, getReadmeContents(bundle), 'utf8')
  }

  function getReadmeContents(bundle) {
    return template.replace(/{bundle}/g, bundle)
  }
})