#!/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'

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 getFiteVersion() {
  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 fiteVerion = await getFiteVersion()

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

  if (res.isSPA) {
    fs.cp(join(root, './lib/spa'), targetDir)
  } else {
    fs.cp(join(root, './lib/mpa'), targetDir)
  }
  console.log('[ooc-------]', '30%')

  fs.cp(join(root, './lib/common'), targetDir)
  console.log('[oooooc----]', '60%')

  {
    fs.echo(
      `
import { reactive } from 'vue'

const store = reactive({
  foo: 'bar',
  version: '${fiteVerion}'
})

export default function (app) {
  app.config.globalProperties.$store = store
}
`,
      join(targetDir, res.isSPA ? 'src/store.js' : 'src/pages/index/store.js')
    )

    fs.echo(
      `
{
  "name": "fite-app",
  "type": "module",
  "scripts": {
    "start": "fite dev",
    "build": "fite build",
    "build:keep": "fite build --no-clean"
  },
  "devDependencies": {
    "fite": "^${fiteVerion}"
  }
}
    `,
      join(targetDir, 'package.json')
    )
  }
  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'))
})()