#!/usr/bin/env node

/**
 * @file Dist Tag Lookup - CLI
 * @module dtag/cli
 */

import type mri from 'mri'
import sade from 'sade'
import { description, name, version } from '../package.json'
import type Flags from './flags'
import lookup from './node'

/**
 * CLI program.
 *
 * @see https://github.com/lukeed/sade#single-command-mode
 *
 * @const {sade.Sade} prog
 */
const program: sade.Sade = sade([name.split('/')[1], '[target]'].join(' '))

program
  .version(version)
  .describe(description)
  .example('2.0.0')
  .example('2.0.0-alpha.1')
  .example('foo-package@2.0.0-beta.1 --delimiter @')
  .example('$(git describe --tags --abbrev=0) -d @')
  .option('--delimiter, -d', 'Lookup target separator')
  .action((target: string, { delimiter }: mri.Argv<Flags>): void => {
    console.log(lookup({ delimiter, target }))
    process.exit(0)
  })
  .parse(process.argv)