webpack.config.js

// Generated using webpack-cli https://github.com/webpack/webpack-cli

const path = require("path");
const HtmlWebpackPlugin = require("html-webpack-plugin");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const WorkboxWebpackPlugin = require("workbox-webpack-plugin");
const globLib = require("glob");

function getPugFiles(srcFolder) {
  return globLib.sync(`${srcFolder}/**/*.pug`).map((file) => file.slice(4, -4)); // remove 'src/' prefix and '.pug' suffix
}

// const pages = ["index", "components/button/button", "components/card/card"];
const pages = getPugFiles("src");
// console.log(pages);

const plugins = pages.map(
  (page) =>
    new HtmlWebpackPlugin({
      template: `src/${page}.pug`,
      filename: `${page}.html`,
    })
);

const isProduction = process.env.NODE_ENV == "production";

const stylesHandler = MiniCssExtractPlugin.loader;

const config = {
  entry: "./src/index.ts",
  output: {
    path: path.resolve(__dirname, "dist"),
  },
  devServer: {
    open: true,
    host: "localhost",
  },
  plugins: [
    ...plugins,

    new MiniCssExtractPlugin(),

    // Add your plugins here
    // Learn more about plugins from https://webpack.js.org/configuration/plugins/
  ],
  module: {
    rules: [
      {
        test: /\.pug$/,
        use: ["pug-loader", "pug-html-loader"],
      },
      {
        test: /\.(ts|tsx)$/i,
        loader: "ts-loader",
        exclude: ["/node_modules/"],
      },
      {
        test: /\.s[ac]ss$/i,
        use: [stylesHandler, "css-loader", "sass-loader"],
      },
      {
        test: /\.css$/i,
        use: [stylesHandler, "css-loader", "postcss-loader"],
      },
      {
        test: /\.(gif|png|jpe?g|svg)$/i,
        use: [
          {
            loader: "file-loader",
            options: {
              name: "assets/images/[name].[ext]",
            },
          },
          {
            loader: "image-webpack-loader",
            options: {
              mozjpeg: {
                progressive: true,
                quality: 65,
              },
              optipng: {
                enabled: false,
              },
              pngquant: {
                quality: [0.65, 0.9],
                speed: 4,
              },
              gifsicle: {
                interlaced: false,
              },
              webp: {
                quality: 75,
              },
            },
          },
        ],
      },
    ],
  },
  resolve: {
    extensions: [".tsx", ".ts", ".jsx", ".js", "..."],
  },
};

module.exports = () => {
  if (isProduction) {
    config.mode = "production";

    config.plugins.push(new WorkboxWebpackPlugin.GenerateSW());
  } else {
    config.mode = "development";
  }
  return config;
};