import { program } from 'commander'
import * as console from 'console'

interface ICli {}
interface Question {
  type: 'string' | 'select' | 'bool' | 'check-box'
  title: string
  data?: { title: string }[]
}

interface IAnswer {
  title: string
  value: string | string[]
}

export class Cli {
  answer: IAnswer[] = []
  constructor(public question: Question[]) {}

  start() {
    program
      .name('string-util')
      .description('CLI to some JavaScript string utilities')
      .version('0.8.0')

    program
      .command('split')
      .description('Split a string into substrings and display as an array')
      .argument('<string>', 'string to split')
      .option('--first', 'display just the first substring')
      .option('-s, --separator <char>', 'separator character', ',')
      .action((str, options) => {
        const limit = options.first ? 1 : undefined
        console.log(str.split(options.separator, limit))
      })

    program.parse()
  }
}