'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')
const AutoCodePlugin = require('./webpack/plugins/auto.code.plugin')
const Timestamp = new Date().getTime()
function resolve(dir) {
  return path.join(__dirname, dir)
}

const name = defaultSettings.title || '后台管理' // page title

// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
// You can change the port by the following method:
// port = 9527 npm run dev OR npm run dev --port = 9527
const port = process.env.port || process.env.npm_config_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: '/',
  outputDir: 'dist',
  assetsDir: 'static',
  // false可以取消eslint
  lintOnSave: process.env.NODE_ENV === 'development',
  productionSourceMap: false,
  devServer: {
    port: port,
    open: true,
    overlay: {
      warnings: false,
      errors: 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,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    },
    // externals: {
    //   vue: 'Vue'
    // },
    output: { // 输出重构  打包编译后的 文件名称  【模块名称.版本号.时间戳】
      filename: `[name].${process.env.VUE_APP_VERSION}.${Timestamp}.js`,
      chunkFilename: `[name].${process.env.VUE_APP_VERSION}.${Timestamp}.js`
    },
    plugins: [
      // 自动化编码补丁
      new AutoCodePlugin(
        [
          {
            /** ********* 路由自动化注册 ***********/
            // 文件监听等级
            maxlevel: 1,
            // 监听./src/router/*下的文件夹
            inPath: resolve('src/views'),
            // 自动在./src/router/目录下生成index.js
            outPath: resolve('src/views/index.js'),
            // 模板
            // fileName: 文件夹名称
            // filePath: 文件夹路径
            templateEach: (fileName, filePath) => {
              return `${fileName}: () => import( /* webpackChunkName: "pages/${fileName}" */"./${fileName}/index.vue"),`
            },
            /**
         * 输出模板
         * template: 模板名称
         * modules: 模板模块名称
         */
            out: (template, modules) => {
              return `
                    /* eslint-disable */
                    /**
                     * @author jiinfo-team
                     * @desc 页面自动化注册
                     * @important 此文件禁止手动修改！
                     */
                    // 路由配置
                    import Layout from '@/layout'
                    const menusList = {
                        ${template}
                        Layout
                    };
                    export default menusList;
                `
            }
            /** ********* 路由自动化注册 ***********/
          },
          {
            /** ********* 组件自动化注册 ***********/
            // 文件监听等级
            maxlevel: 1,
            // 监听./src/router/*下的文件夹
            inPath: resolve('src/components'),
            // 自动在./src/router/目录下生成index.js
            outPath: resolve('src/components/index.js'),
            // 模板
            // fileName: 文件夹名称
            // filePath: 文件夹路径
            templateEach: (fileName, filePath) => {
              // chunk名称

              return `Vue.component('${fileName}', () => import(/* webpackChunkName: "components${fileName}" */ './${fileName}/index.vue'));`
            },
            /**
             * 输出模板
             * template: 模板名称
             * modules: 模板模块名称
             */
            out: (template, modules) => {
              return `
                    /* eslint-disable */
                    /**
                     * @author Jiinfo-team
                     * @desc 组件自动化注册
                     * @important 此文件禁止手动修改！
                     */
                    ${template}
                    
                    import Vue from 'vue'

                `
            },
            // 自动新建index入口文件
            addIndex: [{
              // 默认路由
              state: 'file',
              name: (fileName, filePath) => `${fileName}.vue`,
              template: (fileName, filePath) => {
                return `
                            <template>
                                <div>
                                    组件 ocj-${fileName}
                                </div>
                            </template>
                            <script>
                            export default {
                                name: 'com-${fileName}'
                            };
                            </script>
                        `
              }
            }
            ]
            /** ********* 组件自动化注册 ***********/
          }
        ]
      )
    ]
  },
  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/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()

    // 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 => {
          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')
        }
      )
  }
}