/** * External dependencies */ const { get } = require( 'lodash' ); const path = require( 'path' ); const CopyWebpackPlugin = require( 'copy-webpack-plugin' ); const CustomTemplatedPathPlugin = require( '@wordpress/custom-templated-path-webpack-plugin' ); const BundleAnalyzerPlugin = require( 'webpack-bundle-analyzer' ).BundleAnalyzerPlugin; const MomentTimezoneDataPlugin = require( 'moment-timezone-data-webpack-plugin' ); const ForkTsCheckerWebpackPlugin = require( 'fork-ts-checker-webpack-plugin' ); /** * Internal dependencies */ const UnminifyWebpackPlugin = require( './unminify' ); const { webpackConfig: styleConfig, } = require( '@woocommerce/internal-style-build' ); const WooCommerceDependencyExtractionWebpackPlugin = require( '../../packages/js/dependency-extraction-webpack-plugin/src/index' ); const NODE_ENV = process.env.NODE_ENV || 'development'; const WC_ADMIN_PHASE = process.env.WC_ADMIN_PHASE || 'development'; const wcAdminPackages = [ 'admin-layout', 'components', 'csv-export', 'currency', 'customer-effort-score', 'date', 'experimental', 'explat', 'navigation', 'notices', 'number', 'data', 'tracks', 'onboarding', 'product-editor', ]; // wpAdminScripts are loaded on wp-admin pages outside the context of WooCommerce Admin // See ./client/wp-admin-scripts/README.md for more details const wpAdminScripts = [ 'marketing-coupons', 'navigation-opt-out', 'onboarding-homepage-notice', 'onboarding-product-notice', 'onboarding-product-import-notice', 'onboarding-tax-notice', 'print-shipping-label-banner', 'beta-features-tracking-modal', 'payment-method-promotions', 'onboarding-load-sample-products-notice', 'product-tracking', 'add-term-tracking', 'attributes-tracking', 'category-tracking', 'tags-tracking', 'product-tour', 'wc-addons-tour', 'settings-tracking', 'order-tracking', 'product-import-tracking', ]; const getEntryPoints = () => { const entryPoints = { app: './client/index.js', }; wcAdminPackages.forEach( ( name ) => { entryPoints[ name ] = `../../packages/js/${ name }`; } ); wpAdminScripts.forEach( ( name ) => { entryPoints[ name ] = `./client/wp-admin-scripts/${ name }`; } ); return entryPoints; }; // WordPress.org’s translation infrastructure ignores files named “.min.js” so we need to name our JS files without min when releasing the plugin. const outputSuffix = WC_ADMIN_PHASE === 'core' ? '' : '.min'; const webpackConfig = { mode: NODE_ENV, entry: getEntryPoints(), output: { filename: ( data ) => { // Output wpAdminScripts to wp-admin-scripts folder // See https://github.com/woocommerce/woocommerce-admin/pull/3061 return wpAdminScripts.includes( data.chunk.name ) ? `wp-admin-scripts/[name]${ outputSuffix }.js` : `[name]/index${ outputSuffix }.js`; }, chunkFilename: `chunks/[name]${ outputSuffix }.js`, path: path.join( __dirname, '/../woocommerce/assets/client/admin' ), library: { // Expose the exports of entry points so we can consume the libraries in window.wc.[modulename] with WooCommerceDependencyExtractionWebpackPlugin. name: [ 'wc', '[modulename]' ], type: 'window', }, // A unique name of the webpack build to avoid multiple webpack runtimes to conflict when using globals. uniqueName: '__wcAdmin_webpackJsonp', }, module: { rules: [ { test: /\.(t|j)sx?$/, parser: { // Disable AMD to fix an issue where underscore and lodash where clashing // See https://github.com/woocommerce/woocommerce-admin/pull/1004 and https://github.com/Automattic/woocommerce-services/pull/1522 amd: false, }, exclude: [ // Exclude node_modules/.pnpm /node_modules(\/|\\)\.pnpm(\/|\\)/, ], use: { loader: 'babel-loader', options: { presets: [ '@wordpress/babel-preset-default', [ '@babel/preset-env', { // Add polyfills such as Array.flat based on their usage in the code // See https://github.com/woocommerce/woocommerce-admin/pull/6411/ corejs: '3', useBuiltIns: 'usage', }, ], [ '@babel/preset-typescript' ], ], plugins: [ '@babel/plugin-proposal-class-properties' ], }, }, }, { test: /\.md$/, use: 'raw-loader' }, { test: /\.(png|jpe?g|gif|svg|eot|ttf|woff|woff2)$/, type: 'asset', }, ...styleConfig.rules, ], }, resolve: { fallback: { // Reduce bundle size by omitting Node crypto library. // See https://github.com/woocommerce/woocommerce-admin/pull/5768 crypto: 'empty', // Ignore fs, path to skip resolve errors for @automattic/calypso-config fs: false, path: false, }, extensions: [ '.json', '.js', '.jsx', '.ts', '.tsx' ], alias: { '~': path.resolve( __dirname + '/client' ), }, }, plugins: [ ...styleConfig.plugins, // Runs TypeScript type checker on a separate process. ! process.env.STORYBOOK && new ForkTsCheckerWebpackPlugin(), new CustomTemplatedPathPlugin( { modulename( outputPath, data ) { const entryName = get( data, [ 'chunk', 'name' ] ); if ( entryName ) { // Convert the dash-case name to a camel case module name. // For example, 'csv-export' -> 'csvExport' return entryName.replace( /-([a-z])/g, ( match, letter ) => letter.toUpperCase() ); } return outputPath; }, } ), // The package build process doesn't handle extracting CSS from JS files, so we copy them separately. new CopyWebpackPlugin( { patterns: wcAdminPackages.map( ( packageName ) => ( { from: `../../packages/js/${ packageName }/build-style/*.css`, to: `./${ packageName }/[name][ext]`, noErrorOnMissing: true, // Overwrites files already in compilation.assets to ensure we use the assets from the build-style. // This is required for @woocommerce/component to use @automattic/* packages because scss styles from @automattic/* packages will be automatically generated by mini-css-extract-plugin with the same output name. force: true, } ) ), } ), // We reuse this Webpack setup for Storybook, where we need to disable dependency extraction. ! process.env.STORYBOOK && new WooCommerceDependencyExtractionWebpackPlugin( { requestToExternal( request ) { if ( request === '@wordpress/components/build/ui' ) { // The external wp.components does not include ui components, so we need to skip requesting to external here. return null; } }, } ), // Reduces data for moment-timezone. new MomentTimezoneDataPlugin( { // This strips out timezone data before the year 2000 to make a smaller file. startYear: 2000, } ), process.env.ANALYZE && new BundleAnalyzerPlugin(), // We only want to generate unminified files in the development phase. WC_ADMIN_PHASE === 'development' && // Generate unminified files to load the unminified version when `define( 'SCRIPT_DEBUG', true );` is set in wp-config. new UnminifyWebpackPlugin( { test: /\.js($|\?)/i, mainEntry: 'app/index.min.js', } ), ].filter( Boolean ), optimization: { minimize: NODE_ENV !== 'development', splitChunks: { // Not to generate chunk names because it caused a stressful workflow when deploying the plugin to WP.org // See https://github.com/woocommerce/woocommerce-admin/pull/5229 name: false, }, }, }; // Use the source map if we're in development mode, . if ( webpackConfig.mode === 'development' || WC_ADMIN_PHASE === 'development' ) { webpackConfig.devtool = process.env.SOURCEMAP || 'source-map'; } module.exports = webpackConfig;