import * as plugins from './mod.plugins'
import * as configModule from '../npmci.config'
import {
  bash,
  bashNoError,
  nvmAvailable,
  yarnAvailable
} from '../npmci.bash'

/**
 * handle cli input
 * @param argvArg
 */
export let handleCli = async (argvArg) => {
  if (argvArg._.length >= 2) {
    let action: string = argvArg._[1]
    switch (action) {
      case 'install':
        await install()
        break
      case 'prepare':
        await prepare()
        break
      case 'test':
        await test()
        break
      default:
        plugins.beautylog.error(`>>npmci node ...<< action >>${action}<< not supported`)
    }
  } else {
    plugins.beautylog.log(`>>npmci node ...<< cli arguments invalid... Please read the documentation.`)
  }
}

/**
 * authenticates npm with token from env var
 */
let prepare = async () => {
  let npmrcPrefix: string = '//registry.npmjs.org/:_authToken='
  let npmToken: string = process.env.NPMCI_TOKEN_NPM
  let npmrcFileString: string = npmrcPrefix + npmToken
  if (npmToken) {
    plugins.beautylog.info('found access token')
  } else {
    plugins.beautylog.error('no access token found! Exiting!')
    process.exit(1)
  }
  plugins.smartfile.memory.toFsSync(npmrcFileString, '/root/.npmrc')
  return
}

let install = async (): Promise<void> => {
  plugins.beautylog.info('now installing dependencies:')
  if (await yarnAvailable.promise) {
    await bash('yarn install')
  } else {
    await bash('npm install')
  }
}

export let test = async (): Promise<void> => {
  plugins.beautylog.info('now starting tests:')
  await bash('yarn test')
}