includable / cli

'use strict'

const fs = require('fs')

const inquirer = require('inquirer')

const util = require('../util')

const output = require('../output')

const Kits = require('../kits/Kits')

const Kit = require('../kits/Kit')

module.exports = function (kit, slug) {

  inquirer.registerPrompt('autocomplete', require('inquirer-autocomplete-prompt'))

  var questions = []

  if (!kit && !slug && fs.existsSync('module.json')) {

    output.warn('Are you sure you want to create a new module here? There already seems to be one in ' +

      'this directory. Instead, did you mean to type `inc run`?\n')

  } else {

    output.newline()

  }

  if (!slug || !slug.length) {

    var userName = (util.getSystemUsername() || 'user').toLowerCase()

    questions.push({

      type: 'input',

      name: 'slug',

      default: userName + '/my-module',

      message: 'What should we name this module?',

      validate: function (value) {

        if (value.match(/^([a-z0-9-]+\/)?[a-z0-9-]+$/)) {

          return true

        }

        return 'Module name should only contain lowercase letters, numbers and dashes.'

      }

    })

  }

  if (!kit || !kit.length) {

    questions.push({

      type: 'autocomplete',

      name: 'kit',

      message: 'What template would you like to use?',

      source: function (answers, input) {

        return new Promise(function (resolve) {

          Kits.list(function (list) {

            resolve(input && input.length ? list.filter(function (value) {

              return value.indexOf(input) >= 0

            }) : list)

          })

        })

      },

      default: 'basic'

    })

  }

  // Prompt questions

  inquirer.prompt(questions).then(function (answers) {

    output.newline()

    Kit.create(answers.kit || kit, answers.slug || slug)

  })

}