#!/usr/bin/env node
/**
 *
 * @author yutent<yutent.io@gmail.com>
 * @date 2022/10/10 15:17:36
 */

import { request } from 'https'
import { red, cyan, blue } from 'kolorist'
import prompts from 'prompts'
import fs from 'iofs'
import { resolve, join, dirname, normalize } from 'path'
import {
  writePackageJson,
  writeConfigFile,
  writeGitIgnore,
  writePrettierrc
} from './lib/demo-config.js'
import { writeHtmlFile } from './lib/demo-html.js'
import { writeLogo } from './lib/logo.js'
import {
  writeMainJs,
  writeAppVue,
  writeHomeVue,
  writeAboutVue,
  writeHelloVue,
  writeRouter,
  writeStore
} from './lib/demo-js.js'

const NODE_VERSION = +process.versions.node.split('.').slice(0, 2).join('.')
const CURRENT_DIR = process.cwd()
const root = normalize(
  dirname(import.meta.url.slice(process.platform === 'win32' ? 8 : 7))
)

const DEFAULT_NAME = 'fite-app'

let targetDir = ''

if (NODE_VERSION < 16.6) {
  console.log(red('Error: 你当前的环境不满足 Vue-live 构建工具的要求'))
  console.log(
    'Vue-live 需要Node.js版本在 %s 以上, \n你当前的Node.js版本为: %s',
    blue('v16.6.0'),
    red(process.version),
    '\n\n'
  )
  process.exit()
}

function isEmpty(dir) {
  let list = fs.ls(dir)
  if (list && list.length) {
    return false
  }
  return true
}

function getVueLiveVersion() {
  return new Promise(yes => {
    request('https://registry.npmmirror.com/fite', res => {
      let data = ''
      res.on('data', chunk => (data += chunk))
      res.on('end', _ => {
        try {
          data = JSON.parse(data)
          yes(data['dist-tags'].latest)
        } catch (e) {
          yes('0.3.1')
        }
      })
    }).end()
  })
}

function sleep(num = 1) {
  return new Promise(resolve => setTimeout(resolve, num * 1000))
}

!(async function () {
  let res = await prompts([
    {
      name: 'projectName',
      type: 'text',
      message: '项目名称(也是目录名, 只能为英文、数字、-):',
      initial: DEFAULT_NAME,
      validate: val => /^[a-zA-Z\d\-\.]+$/.test(val),
      onState: ({ value }) => (targetDir = join(CURRENT_DIR, value))
    },
    {
      name: 'shouldOverwrite',
      type: _ => (isEmpty(targetDir) ? null : 'toggle'),
      message: _ =>
        `目录 ${cyan(targetDir)} 非空, 是否${red('删除')}目录下所有的文件?`,
      initial: false,
      active: '是',
      inactive: '否'
    },
    {
      name: 'confirmCheck',
      type: shouldOverwrite => {
        if (shouldOverwrite === false) {
          console.log(red('✖') + ' 操作取消~~')
          process.exit()
        }
        return null
      }
    },
    {
      name: 'isSPA',
      type: 'toggle',
      message: _ => `是否初始化为单页应用? (否则为多页应用)`,
      initial: true,
      active: '是',
      inactive: '否'
    }
  ])

  console.log()

  if (res.projectName === undefined) {
    console.log('已取消操作~~')
    process.exit()
  }

  if (res.projectName === '.') {
    res.projectName = DEFAULT_NAME
  }

  targetDir = normalize(targetDir)

  console.log('指定的项目名为: %s', cyan(res.projectName))
  console.log('项目目录为: %s', cyan(targetDir))

  if (res.shouldOverwrite) {
    console.log(red('目录非空, 1s 后将清空目录~~'))
    await sleep(1)
    let list = fs.ls(targetDir)
    list.forEach(it => fs.rm(it, true))
  } else {
    console.log(red('程序将在 1s 后初始化项目~~'))
    await sleep(1)
  }

  console.log(cyan('\n初始化项目...'))

  let vueLiveVer = await getVueLiveVersion()

  fs.mkdir(join(targetDir, 'src'))

  console.log('[c---------]', '10%')

  writePackageJson(join(targetDir, 'package.json'), res.projectName, vueLiveVer)
  writeConfigFile(join(targetDir, 'vue.live.js'))
  writeGitIgnore(join(targetDir, '.gitignore'))
  writePrettierrc(join(targetDir, '.prettierrc.yaml'))

  console.log('[ooc-------]', '30%')

  writeHtmlFile(join(targetDir, 'index.html'))

  writeLogo(join(targetDir, 'src/assets/logo.svg'))
  fs.cp(join(root, 'lib/favicon.ico'), join(targetDir, 'public/favicon.ico'))

  console.log('[oooooc----]', '60%')

  writeMainJs(join(targetDir, 'src/main.js'))
  writeAppVue(join(targetDir, 'src/app.vue'))
  writeHomeVue(join(targetDir, 'src/views/home.vue'))
  writeAboutVue(join(targetDir, 'src/views/about.vue'))
  writeHelloVue(join(targetDir, 'src/components/hello.vue'))
  writeRouter(join(targetDir, 'src/router.js'))
  writeStore(join(targetDir, 'src/store.js'), vueLiveVer)

  console.log('[oooooooooo]', '100%')
  console.log(cyan('初始化完成, 可依次执行以下命令启动项目: '))
  console.log(blue('npm i'))
  console.log(blue('npm start'))
})()