const path = require('path')
const { VueLoaderPlugin } = require('vue-loader')
const { DefinePlugin } = require('webpack');
const TerserPlugin = require("terser-webpack-plugin");
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const HtmlWebpackPlugin = require("html-webpack-plugin");
const AutoImport = require('unplugin-auto-import/webpack')
const Components = require('unplugin-vue-components/webpack')
const { ElementPlusResolver } = require('unplugin-vue-components/resolvers')

module.exports = {
  entry: path.join(__dirname, '../src/main.ts'), // 入口文件
  output: {
    path: path.join(__dirname, '../dist'),
    filename: 'js/[name].[chunkhash:8].chunk.js',
    publicPath: '/',
    clean: true,
  },
  module: {
    rules: [
      {
        test: /\.vue$/,
        exclude: /node_modules/,
        use: ['thread-loader', 'vue-loader'],
      },
      {
        test: /\.(js|ts)$/,
        exclude: /node_modules/,
        use: ['thread-loader', 'babel-loader'],
      },
      {
        test: /\.css$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'postcss-loader'],
      },
      {
        test: /\.scss$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'postcss-loader', 'sass-loader']
      },
      {
        test: /\.(png|svg|jpg|jpeg|gif)$/i,
        loader: 'file-loader',
        options: {
          name: 'img/[name].[ext]',
          esModule: false,
        },
      },
    ]
  },
  plugins: [
    new VueLoaderPlugin(), // vue-loader 插件
    new MiniCssExtractPlugin({
      filename: 'css/[name].[contenthash].content.css',
    }),
    new HtmlWebpackPlugin({
      template: path.resolve(__dirname, '../public/index.html'), // 模板取定义root节点的模板
      inject: true, // 自动注入静态资源
      title: '营销模版H5',
      favicon: path.resolve(__dirname, `../public/favicon.ico`),
    }),
    // new DefinePlugin({
    //   __VUE_OPTIONS_API__: 'true',
    //   __VUE_PROD_DEVTOOLS__: 'false',
    //   __VUE_PROD_HYDRATION_MISMATCH_DETAILS__: 'false',
    // }),
    AutoImport({
      imports: ["vue", "vue-router"],
      dirs: [
        path.resolve(__dirname, "../src"),
      ],
      resolvers: [ElementPlusResolver()],
      dts: path.resolve(__dirname, "../src/auto-imports.d.ts"),
      // eslintrc: {
      //   enabled: true,
      //   filepath: path.resolve(__dirname, "./.eslintrc-auto-import.json"),
      //   globalsPropValue: true,
      // },
    }),
    Components({
      resolvers: [ElementPlusResolver()],
      dts: path.resolve(__dirname, "../src/components.d.ts"),
    }),
  ],
  optimization: {
    minimize: true,
    minimizer: [
      new TerserPlugin({
        terserOptions: {
          compress: {
            // drop_console: true, // 移除所有的`console`语句
          },
          output: {
            comments: false, // 去掉注释
          },
        },
        extractComments: false, // 不从代码中提取注释
      }),
    ],
  },
  resolve: {
    // 如果用的是pnpm 就暂时不要配置这个，会有幽灵依赖的问题，访问不到很多模块
    // 查找第三方模块只在本项目的node_modules中查找
    modules: [path.resolve(__dirname, '../node_modules')],
    extensions: ['.vue', '.ts', '.js', '.json'],
    alias: {
      '@': path.join(__dirname, '../src')
    }
  },
  cache: {
    type: 'filesystem', // 使用文件缓存
  },
}