#!/usr/bin/env node
const fs = require('fs')
const globby = require('globby')
const path = require('path')

const getPackages = (debug) => {
  const lernaConfig = require('../lerna.json')
  const packageGlobs = lernaConfig.packages
  return globby(packageGlobs)
    .then(packagePaths => {
      return packagePaths.filter(pkg => {
        try {
          require.resolve(`../${pkg}/package.json`)
          return true
        } catch (error) {
          if (debug) {
            console.warn('No package.json in %s', pkg)
          }
        }
      })
    })
}

if (module.parent) {
  module.exports = getPackages
} else {
  getPackages(true).then(packages => {
    console.warn('%d packages:', packages.length)
    packages.forEach(pkg => console.log(pkg))
  })
}