'use strict'
const path = require('path')
const pkg = require('./package.json')

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

const name = pkg.name || 'vue-element-admin' // page title
const port = 9528 // 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: process.env.VUE_APP_CONTEXT,
  outputDir: 'dist',
  assetsDir: 'static',
  lintOnSave: process.env.NODE_ENV === 'development' ? 'error' : false,
  productionSourceMap: false,
  devServer: {
    port: port,
    open: false,
        overlay: {
          warnings: false,
          errors: true
    },
    proxy: {
      // change xxx-api/login => mock/login
      // detail: https://cli.vuejs.org/config/#devserver-proxy
      '/pb/api': {
        target: 'http://127.0.0.1:4523/mock/348176/',
        changeOrigin: true,
        secure: false,
        pathRewrite: {
          '^/pb/api': '/'
        }
      },
      '/pb/mock': {
        target: 'http://192.168.22.6:8020/',
        changeOrigin: true,
        secure: false,
        pathRewrite: {
          '^/pb/mock': '/'
        }
      },
      '/pb': {
        target: 'http://192.168.110.138:8090/',
        // target: 'http://192.168.110.82:8090/',
        // target: 'https://standard-dev.winsea.com/',
        pathRewrite: {
          '^/pb': '/'
        },
        changeOrigin: true,
        secure: false
      },
    },
    after(app) {
      require('@babel/register')
      const bodyParser = require('body-parser')
      // parse app.body
      // http://expressjs.com/en/4x/api.html#req.body
      app.use(bodyParser.json())
      app.use(
        bodyParser.urlencoded({
          extended: true
        })
      )

      // const { default: mocks } = require('./mock')
      // for (const mock of mocks) {
      //   app[mock.type](mock.url, mock.response)
      // }
    }
  },
  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,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    }
  },
  chainWebpack(config) {
    config.plugins.delete('preload') // TODO: need test
    config.plugins.delete('prefetch') // TODO: need test

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

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

    config.when(process.env.NODE_ENV === 'development', config =>
      config.devtool('cheap-source-map')
    )

    config.when(process.env.NODE_ENV !== 'development', config => {
      // 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[\\/]/
          },
          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')
    })
  }
}
