webpack.config.js

const Encore = require("@symfony/webpack-encore");

// Manually configure the runtime environment if not already configured yet by the "encore" command.
// It's useful when you use tools that rely on webpack.config.js file.
if (!Encore.isRuntimeEnvironmentConfigured()) {
  Encore.configureRuntimeEnvironment(process.env.NODE_ENV || "dev");
}

Encore
  // directory where compiled assets will be stored
  .setOutputPath("public/build/")
  // public path used by the web server to access the output path
  .setPublicPath("/build")
  // only needed for CDN's or sub-directory deploy
  //.setManifestKeyPrefix('build/')

  /*
   * ENTRY CONFIG
   *
   * Each entry will result in one JavaScript file (e.g. app.js)
   * and one CSS file (e.g. app.css) if your JavaScript imports CSS.
   */
  .addEntry("app", "./assets/app.js")
  .addEntry("adminHome", "./assets/adminHome.js")
  .addEntry("documentShow", "./assets/documentShow.js")

  // enables the Symfony UX Stimulus bridge (used in assets/bootstrap.js)
  .enableStimulusBridge("./assets/controllers.json")

  // When enabled, Webpack "splits" your files into smaller pieces for greater optimization.
  .splitEntryChunks()

  // will require an extra script tag for runtime.js
  // but, you probably want this, unless you're building a single-page app
  .enableSingleRuntimeChunk()

  /*
   * FEATURE CONFIG
   *
   * Enable & configure other features below. For a full
   * list of features, see:
   * https://symfony.com/doc/current/frontend.html#adding-more-features
   */
  .cleanupOutputBeforeBuild()
  .enableBuildNotifications()
  .enableSourceMaps(!Encore.isProduction())
  // enables hashed filenames (e.g. app.abc123.css)
  .enableVersioning(Encore.isProduction())

  .configureBabel((config) => {
    config.plugins.push("@babel/plugin-proposal-class-properties");
  })

  // enables @babel/preset-env polyfills
  .configureBabelPresetEnv((config) => {
    config.useBuiltIns = "usage";
    config.corejs = 3;
  })

  // enables Sass/SCSS support
  .enableSassLoader()

  .addLoader({
    test: /\.yaml/,
    use: [
      "json-loader",
      {
        loader: "yaml-loader",
        options: {
          asJSON: true,
        },
      },
    ],
  })

  // uncomment if you use TypeScript
  //.enableTypeScriptLoader()

  // uncomment if you use React
  //.enableReactPreset()

  // uncomment to get integrity="..." attributes on your script & link tags
  // requires WebpackEncoreBundle 1.4 or higher
  //.enableIntegrityHashes(Encore.isProduction())

  // uncomment if you're having problems with a jQuery plugin
  //.autoProvidejQuery()

  // make BookReader play nice
  .copyFiles({
    from: "./node_modules/@internetarchive/bookreader/BookReader",
    to: "BookReader/[path][name].[ext]",
  });

module.exports = Encore.getWebpackConfig();