@lvl/wxapp-cli/lib/cmd/create.js

wxapp-cli

const inquirer = require('inquirer')
const path = require('path')
const fse = require('fs-extra')
const chalk = require('chalk')
const pkg = require('../../package.json')
const validateProjectName = require('validate-npm-package-name')
const Creator = require('../services/creator.class')

const {
  logWithSpinner,
  stopSpinner,
  log,
  error,
  clearConsole
} = require('../utils')

/**
 * 创建项目
 * 
 *
 */
async function create (appName, options) {
  const cwd = process.cwd()
  const inCurrent = appName === '.'
  const name = inCurrent ? path.relative('../', cwd) : appName
  const appRoot = path.resolve(cwd, appName)

  // 检测项目名称是否合法
  const result = validateProjectName(name)
  if (!result.validForNewPackages) {
    console.error(chalk.red(`非法的项目名: "${name}"`))
    result.errors && result.errors.forEach(err => {
      console.error(chalk.red.dim('Error: ' + err))
    })
    result.warnings && result.warnings.forEach(warn => {
      console.error(chalk.red.dim('Warning: ' + warn))
    })
    process.exit(1)
  }

  clearConsole()
  log('\n')
  log(`wxapp-cli@${pkg.version}`)
  log()

  // 检测路径是否已经存在
  let res = fse.pathExistsSync(appRoot)
  if (res) {
    res = fse.readdirSync(appRoot)
    if (res && res.length) {
      const { action } = await inquirer.prompt([
        {
          name: 'action',
          type: 'list',
          message: `项目目录 ${chalk.cyan(appRoot)} 已经存在，请选择以下操作：`,
          choices: [
            { name: `删除`, value: 'overwrite' },
            { name: `合并`, value: 'merge' },
            { name: '取消', value: false }
          ]
        }
      ])
      if (!action) {
        process.exit(1)
      } else if (action === 'overwrite') {
        log()
        logWithSpinner(`删除目录 ${chalk.cyan(appRoot)}`)
        fse.removeSync(appRoot)
        stopSpinner()
        log()
      }
      // error(`项目目录 <${appRoot}> 已经存在，请更换重试。\n`)
      // process.exit(1)
    }
  }

  // 开始创建项目
  const creator = new Creator(name, appRoot)
  await creator.create(options)
}

module.exports = (...args) => {
  return create(...args).catch(err => {
    stopSpinner(false)
    error(err)
    process.exit(1)
  })
}