#!/usr/bin/env node
const parseArgs = require('minimist')
const consola = require('consola')
const { Nuxt, Builder, Generator } = require('..')
const { loadNuxtConfig } = require('./common/utils')

const logger = consola.withScope('nuxt:generate')

const argv = parseArgs(process.argv.slice(2), {
  alias: {
    h: 'help',
    c: 'config-file',
    s: 'spa',
    u: 'universal'
  },
  boolean: ['h', 's', 'u', 'build'],
  string: ['c'],
  default: {
    c: 'nuxt.config.js',
    build: true
  }
})

if (argv.help) {
  process.stderr.write(`
    Description
      Generate a static web application (server-rendered)
    Usage
      $ nuxt generate <dir>
    Options
      --spa              Launch in SPA mode
      --universal        Launch in Universal mode (default)
      --config-file, -c  Path to Nuxt.js config file (default: nuxt.config.js)
      --help, -h         Displays this message
      --no-build         Just run generate for faster builds when just dynamic routes changed. Nuxt build is needed before this command.
  `)
  process.exit(0)
}

const options = loadNuxtConfig(argv)

options.dev = false // Force production mode (no webpack middleware called)

const nuxt = new Nuxt(options)
const builder = new Builder(nuxt)
const generator = new Generator(nuxt, builder)

const generateOptions = {
  init: true,
  build: argv['build']
}

generator
  .generate(generateOptions)
  .then(() => {
    process.exit(0)
  })
  .catch(error => logger.fatal(error))