index.js

const path = require('path')
const fs = require('fs-extra')

const validate = require('./validate')

const migraters = {
  'mp-weixin': require('./mp-weixin')
}

module.exports = function migrate(input, out, options = {
  platform: 'mp-weixin'
}) {
  const migrater = migraters[options.platform]
  if (!migrater) {
    return console.error(`错误: 目前支持 Object.keys(migraters).join(',') 转换`)
  }
  if (!validate(input, out, options)) {
    return
  }
  const [files, assets] = migrater.transform(input, out, options)
  files.forEach(file => {
    console.log(`write: ${file.path}`)
    fs.outputFileSync(file.path, file.content)
  })
  const styleExtname = options.extname.style
  assets.forEach(asset => {
    const src = path.resolve(input, asset)
    const dest = path.resolve(out, asset.replace(styleExtname, '.css'))
    console.log(`copy: ${dest}`)
    fs.copySync(src, dest)
  })
}