const log = require('fliplog')
const NODE_VERSION = require('./params/NODE_VERSION')
const YARN_VERSION = require('./params/YARN_VERSION')

// make sure 1.5+ ?
const IS_OLD_YARN = YARN_VERSION.MAJOR < 1 && YARN_VERSION.MINOR > 0
const IS_OLD_NODE = NODE_VERSION.MAJOR < 9
if (IS_OLD_NODE) {
  log.red('upgrade node version ' + NODE_VERSION).echo()
}
if (IS_OLD_YARN) {
  log.red('upgrade yarn version ' + YARN_VERSION).echo()
}

if (!IS_OLD_NODE && !IS_OLD_YARN) {
  console.log('node & yarn: good to go')
  console.log('NODE_VERSION: ' + NODE_VERSION)
  console.log('YARN_VERSION: ' + YARN_VERSION)
}