'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')
const {merge} = require('webpack-merge')
const WebpackBar = require('webpackbar')
const BuildInfo = require('./script/version')

function resolve(dir) {
  return path.join(__dirname, dir)
}

const getPlugins = () => {
  const plugins = [];
  if (process.env.NODE_ENV !== 'development') {
    plugins.push(new WebpackBar({
      name: `(～￣▽ ￣ )～ building for ${process.env.ENV}...`,
      color: 'deepskyblue'
    }))
  }
  return plugins
}

const name = defaultSettings.title // page title
// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
const port = 9527 // dev port

// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  /**
   * You will need to set publicPath if you plan to deploy your site under a sub path,
   * for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
   * then publicPath should be set to "/bar/".
   * In most cases please use '/' !!!
   * Detail: https://cli.vuejs.org/config/#publicpath
   */
  publicPath: '/',
  // baseUrl: './',
  outputDir: 'dist',
  assetsDir: 'static',
  lintOnSave: false,
  productionSourceMap: false,
  devServer: {
    // progress: false,
    port: port,
    open: false,
    // overlay: {
    //   warnings: false,
    //   errors: true
    // },
    hot: true,
    noInfo: false,
    overlay: {
      warnings: false,
      errors: true
    },
    proxy: {
      // change xxx-api/login => mock/login
      // detail: https://cli.vuejs.org/config/#devserver-proxy
      // '^/GetStoreList':{
      //   target:'http://192.168.1.199:99',
      //   changeOrigin: true,
      // },
      [process.env.VUE_APP_BASE_API]: {
        // target: `http://192.168.1.135:80`, //  生产环境
        // target: `http://192.168.2.80:80/`,  //  测试环境
        target: `http://192.168.1.199:99`,  //  测试环境
        // target: `http://192.168.2.211:8086`,  //  本地
        changeOrigin: true,
        pathRewrite: {
          ['^' + process.env.VUE_APP_BASE_API]: ''
        }
      }
    },
    after: require('./mock/mock-server.js')
  },
  css: {
    loaderOptions: {
      // 给 less-loader 传递 Less.js 相关选项
      less: {
        // http://lesscss.org/usage/#less-options-strict-units `Global Variables`
        // `primary` is global variables fields name
        // globalVars: {
        //   primary: '#fff'
        // }
        lessOptions: {
          javascriptEnabled: true,
        },
      }

    },
  },
  configureWebpack: {
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    plugins: getPlugins(),
    resolve: {
      alias: {
        '@': resolve('src')
      },
      extensions: ['.ts', '.tsx', '.js', '.vue', '.json'],
    }
  },
  chainWebpack(config) {
    const cdn = {
      // inject tinymce into index.html
      // why use this cdn, detail see https://github.com/PanJiaChen/tinymce-all-in-one
      js: ['https://cdn.jsdelivr.net/npm/tinymce-all-in-one@4.9.2/tinymce.min.js']
    }
    config.plugin('html')
      .tap(args => {
        args[0].cdn = cdn
        return args
      })
    config.plugins.delete('preload') // TODO: need test
    config.plugins.delete('prefetch') // TODO: need test

    // config.plugins.delete('progress')

    config.module
      .rule('ts')
      .test(/\.tsx?$/)
      .exclude.add(resolve('node_modules'))
      .end()
      .use('babel-loader')
      .loader('babel-loader')
      .end()

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]'
      })
      .end()

    // config.module
    //   .rule('zip')
    //   .test(/\.zip$/)
    //   .use('file-loader')
    //   .loader('file-loader')
    //   .options({
    //     name: 'zip/[name].[hash:8].[ext]',
    //   })
    // .tap(options => {
    //   return merge(options, {
    //     name: 'zip/[name].[hash:8].[ext]',
    //     // limit:100000
    //   })
    // })
    // .end()

    // config.module
    //   .rule('zip')
    //   .test(/\.zip$/)
    //   .include.add(resolve('src/zip'))
    //   .end()
    //   .use('url-loader')
    //   .loader('url-loader')
    //   .tap(options => {
    //     return merge(options, {
    //       name: 'zip/[name].[hash:8].[ext]',
    //       limit: 10000
    //     })
    //   })
    //   .end()

    // config.module
    //   .rule('zip')
    //   .test(/\.zip$/)
    //   .include.add(resolve('src/zip'))
    //   .end()
    //   .use('file-loader')
    //   .loader('file-loader')
    //   .options({
    //     name: 'zip/[name].[hash:8].[ext]'
    //   })
    //   .end()

    // set preserveWhitespace
    config.module
      .rule('vue')
      .use('vue-loader')
      .loader('vue-loader')
      .tap(options => {
        options.compilerOptions.preserveWhitespace = true
        return options
      })
      .end()

    config
      // https://webpack.js.org/configuration/devtool/#development
      .when(process.env.NODE_ENV === 'development',
        config => config.devtool('cheap-source-map')
      )

    config
      .when(process.env.NODE_ENV !== 'development',
        config => {
          // 参考链接：https://juejin.im/post/5de5cdc9f265da05d96549c8
          config.plugin('html').tap((options) => {
            options[0].buildInfo = JSON.stringify(BuildInfo)
            options[0].minify = {...options[0].minify, removeComments: false}
            // more options: https://github.com/jantimon/html-webpack-plugin#minification
            return options
          })

          config
            .plugin('ScriptExtHtmlWebpackPlugin')
            .after('html')
            .use('script-ext-html-webpack-plugin', [{
              // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/
            }])
            .end()
          config
            .optimization.splitChunks({
            chunks: 'all',
            cacheGroups: {
              libs: {
                name: 'chunk-libs',
                test: /[\\/]node_modules[\\/]/,
                priority: 10,
                chunks: 'initial' // only package third parties that are initially dependent
              },
              elementUI: {
                name: 'chunk-elementUI', // split elementUI into a single package
                priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
              },
              commons: {
                name: 'chunk-commons',
                test: resolve('src/components'), // can customize your rules
                minChunks: 3, //  minimum common number
                priority: 5,
                reuseExistingChunk: true
              }
            }
          })
          config.optimization.runtimeChunk('single')
        }
      )
  }
}