const CopyWebpackPlugin = require('copy-webpack-plugin')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const path = require('path')
let fs = require('fs')
const adminPath = 'admins'
function resolve (dir) {
    return path.resolve(__dirname, '../', dir)
}

// 获取 admins 目录下的后台管理系统文件名并指定公共文件目录命名
const files = fs.readdirSync(resolve(adminPath))
function copyToApps(dir) {
  let r = []
  
    files.map(app => {
      r.push({
        from: resolve(dir),
        to: resolve(`${adminPath}/${app}/${dir}`)
      })
    })

  return r
}
let htmlPluginsArr = []
files.map(app => {
  const config = require(`./../admins/${app}/config/config.js`)
  htmlPluginsArr.push(new HtmlWebpackPlugin({
    filename: `./../admins/${app}/index.html`,
    template: 'index.html',
    title: config.title,
    navTitle: config.navTitle
  }))
})

module.exports = {
    mode: 'development',
    watch: true,
  entry: resolve('index.js'),

  output: {
    path: resolve('.tmp'),
    filename: 'bundle.js'
  },
  devServer: {
      hot: true,
      port: 9000,
      contentBase: false
  },
  plugins: [
    new CopyWebpackPlugin([
      ...copyToApps('statics'),
      ...copyToApps('js'),
    ]),
    ...htmlPluginsArr
  ]
}