webpack.web.config.js

var webpack = require('webpack'),
  path = require('path'),
  CopyWebpackPlugin = require('copy-webpack-plugin'),
  HtmlWebpackPlugin = require('html-webpack-plugin'),
  TerserPlugin = require('terser-webpack-plugin');
var { CleanWebpackPlugin } = require('clean-webpack-plugin');
var ReactRefreshWebpackPlugin = require('@pmmmwh/react-refresh-webpack-plugin');
var ReactRefreshTypeScript = require('react-refresh-typescript');

const ASSET_PATH = process.env.ASSET_PATH || '/';

var alias = {};

var fileExtensions = [
  'jpg',
  'jpeg',
  'png',
  'gif',
  'eot',
  'otf',
  'svg',
  'ttf',
  'woff',
  'woff2',
];

const isDevelopment = process.env.NODE_ENV !== 'production';

var options = {
  mode: process.env.NODE_ENV || 'development',
  ignoreWarnings: [
    /Circular dependency between chunks with runtime/,
    /ResizeObserver loop completed with undelivered notifications/,
  ],
  entry: {
    index: path.join(__dirname, 'web', 'index.tsx'),
  },
  output: {
    filename: '[name].bundle.js',
    path: path.resolve(__dirname, 'build', 'ui'),
    clean: true,
    publicPath: ASSET_PATH,
  },
  module: {
    rules: [
      {
        // look for .css or .scss files
        test: /\.(css|scss)$/,

        // in the `src` directory
        use: [
          {
            loader: 'style-loader',
          },
          {
            loader: 'css-loader',
            options: { importLoaders: 1 },
          },
          {
            loader: 'postcss-loader',
          },
          {
            loader: 'sass-loader',
            options: {
              sourceMap: true,
            },
          },
        ],
      },
      // {
      //   test: new RegExp('.(' + fileExtensions.join('|') + ')$'),
      //   type: 'asset/resource',
      //   exclude: /node_modules/,
      // },
      {
        test: /\.html$/,
        loader: 'html-loader',
        exclude: /node_modules/,
      },
      {
        test: /\.(ts|tsx)$/,
        exclude: /node_modules\/(?!(tlsn-js|tlsn-js-v5)\/).*/,
        use: [
          {
            loader: require.resolve("ts-loader"),
            options: {
              getCustomTransformers: () => ({
                before: [isDevelopment && ReactRefreshTypeScript()].filter(
                  Boolean
                ),
              }),
              transpileOnly: isDevelopment,
              allowTsInNodeModules: true,
            },
          },
        ],
      },
      {
        test: /\.(js|jsx)$/,
        use: [
          {
            loader: 'source-map-loader',
          },
          {
            loader: require.resolve('babel-loader'),
            options: {
              plugins: [
                isDevelopment && require.resolve('react-refresh/babel'),
              ].filter(Boolean),
            },
          },
        ],
        exclude: /node_modules/,
      },
      {
        test: /\.(gif|png|jpe?g|svg)$/i,
        use: [
          'file-loader',
          {
            loader: 'image-webpack-loader',
            options: {
              publicPath: 'assets',
              bypassOnDebug: true, // webpack@1.x
              disable: true, // webpack@2.x and newer
            },
          },
        ],
      },
      {
        test: /\.wasm$/,
        type: 'webassembly/async',
      },
    ],
  },
  resolve: {
    alias: alias,
    extensions: fileExtensions
      .map((extension) => '.' + extension)
      .concat(['.js', '.jsx', '.ts', '.tsx', '.css']),
  },
  plugins: [
    isDevelopment && new ReactRefreshWebpackPlugin(),
    new CleanWebpackPlugin({ verbose: false }),
    new webpack.ProgressPlugin(),
    // expose and write the allowed env vars on the compiled bundle
    new webpack.EnvironmentPlugin(['NODE_ENV']),
    // new HtmlWebpackPlugin({
    //   template: path.join(__dirname, 'static', 'index.html'),
    //   filename: 'index.html',
    //   chunks: ['index'],
    //   cache: false,
    // }),
    new CopyWebpackPlugin({
      patterns: [
        {
          from: 'node_modules/tlsn-js/build',
          to: path.join(__dirname, 'build', 'ui'),
          force: true,
        },
        {
          from: "static/favicon.png",
          to: path.join(__dirname, "build", "ui"),
          force: true,
        },
      ],
    }),
    new webpack.ProvidePlugin({
      Buffer: ['buffer', 'Buffer'],
    }),
  ].filter(Boolean),
  infrastructureLogging: {
    level: 'info',
  },
  // Required by wasm-bindgen-rayon, in order to use SharedArrayBuffer on the Web
  // Ref:
  //  - https://github.com/GoogleChromeLabs/wasm-bindgen-rayon#setting-up
  //  - https://web.dev/i18n/en/coop-coep/
  devServer: {
    headers: {
      'Cross-Origin-Embedder-Policy': 'require-corp',
      'Cross-Origin-Opener-Policy': 'same-origin',
    },
  },
  // Enable WebAssembly support
  experiments: {
    asyncWebAssembly: true,
  },
};

if (process.env.NODE_ENV === 'development') {
  options.devtool = 'cheap-module-source-map';
} else {
  options.optimization = {
    minimize: true,
    minimizer: [
      new TerserPlugin({
        extractComments: false,
      }),
    ],
  };
}

module.exports = options;