webpack.ssg.mjs

// Import External Dependencies
import WebpackPwaManifest from 'webpack-pwa-manifest';
import path from 'path';
import { merge } from 'webpack-merge';
import OptimizeCSSAssetsPlugin from 'css-minimizer-webpack-plugin';
import SSGPlugin from 'static-site-generator-webpack-plugin';
import RedirectWebpackPlugin from 'redirect-webpack-plugin';
import CopyWebpackPlugin from 'copy-webpack-plugin';
import flattenContentTree from './src/utilities/flatten-content-tree.mjs';
import fs from 'fs';

const contentTree = JSON.parse(fs.readFileSync('./src/_content.json', 'utf8'));

// Load Common Configuration
import common from './webpack.common.mjs';
import { fileURLToPath } from 'url';
const __filename = fileURLToPath(import.meta.url);

// content tree to path array
const paths = [...flattenContentTree(contentTree), '/vote', '/app-shell'];

export default (env) =>
  merge(common(env), {
    name: 'ssg',
    mode: 'production',
    target: 'node',
    cache: {
      buildDependencies: {
        config: [__filename],
      },
    },
    module: {
      parser: {
        javascript: {
          url: 'relative',
        },
      },
    },
    entry: {
      index: './server.jsx',
    },
    output: {
      filename: '.server/[name].[contenthash].js',
      libraryTarget: 'umd',
    },
    optimization: {
      minimizer: [new OptimizeCSSAssetsPlugin({})],
    },
    plugins: [
      new SSGPlugin({
        globals: {
          window: {
            __ssgrun: true,
          },
        },
        paths,
        locals: {
          content: contentTree,
        },
      }),
      new RedirectWebpackPlugin({
        redirects: {
          support: '/contribute/',
          'writers-guide': '/contribute/writers-guide/',
          'get-started': '/guides/getting-started/',
          'get-started/install-webpack': '/guides/installation/',
          'get-started/why-webpack': '/guides/why-webpack/',
          pluginsapi: '/api/plugins/',
          'pluginsapi/compiler': '/api/compiler-hooks/',
          'pluginsapi/template': '/api/template/',
          'api/passing-a-config': '/configuration/configuration-types/',
          'api/plugins/compiler': '/api/compiler-hooks/',
          'api/plugins/compilation': '/api/compilation/',
          'api/plugins/module-factories': '/api/module-methods/',
          'api/plugins/parser': '/api/parser/',
          'api/plugins/tapable': '/api/tapable/',
          'api/plugins/template': '/api/template/',
          'api/plugins/resolver': '/api/resolver/',
          development: '/contribute/',
          'development/plugin-patterns': '/contribute/plugin-patterns/',
          'development/release-process': '/contribute/release-process/',
          'development/how-to-write-a-loader': '/contribute/writing-a-loader/',
          'development/how-to-write-a-plugin': '/contribute/writing-a-plugin/',
          'guides/code-splitting-import': '/guides/code-splitting/',
          'guides/code-splitting-require': '/guides/code-splitting/',
          'guides/code-splitting-async': '/guides/code-splitting/',
          'guides/code-splitting-css': '/guides/code-splitting/',
          'guides/code-splitting-libraries': '/guides/code-splitting/',
          'guides/why-webpack': '/comparison/',
          'guides/scaffolding': '/api/cli/#init',
          'guides/production-build': '/guides/production/',
          migrating: '/migrate/3/',
          'plugins/no-emit-on-errors-plugin':
            '/configuration/optimization/#optimizationemitonerrors',
          'concepts/mode': '/configuration/mode',
          'contribute/writing-a-scaffold': '/api/cli/#init',
          'loaders/raw-loader': 'https://v4.webpack.js.org/loaders/raw-loader',
          'loaders/url-loader': 'https://v4.webpack.js.org/loaders/url-loader',
          'loaders/file-loader':
            'https://v4.webpack.js.org/loaders/file-loader',
          'loaders/null-loader':
            'https://v4.webpack.js.org/loaders/null-loader/',
          'loaders/mocha-loader':
            'https://v4.webpack.js.org/loaders/mocha-loader/',
          'loaders/istanbul-instrumenter-loader':
            'https://v4.webpack.js.org/loaders/istanbul-instrumenter-loader/',
          'loaders/worker-loader/':
            'https://v4.webpack.js.org/loaders/worker-loader/',
        },
      }),
      new CopyWebpackPlugin({
        patterns: [
          {
            from: './assets/icon-square-small-slack.png',
            to: './assets/',
          },
          {
            from: './assets/icon-square-big.svg',
            to: './assets/',
          },
          {
            from: './assets/robots.txt',
            to: './',
          },
          'CNAME',
        ],
      }),
      new WebpackPwaManifest({
        name: 'webpack Documentation',
        short_name: 'webpack',
        description: 'webpack documentation web application',
        background_color: '#2b3a42',
        theme_color: '#2b3a42',
        display: 'minimal-ui',
        inject: false,
        fingerprints: false,
        ios: true,
        scope: '/',
        start_url: '/',
        orientation: 'omit',
        icons: [
          {
            src: path.resolve('src/assets/icon-pwa-512x512.png'),
            sizes: [72, 96, 128, 144, 150, 192, 384, 512],
          },
          {
            src: path.resolve('src/assets/icon-pwa-512x512.png'),
            sizes: [120, 152, 167, 180],
            ios: true,
          },
        ],
      }),
    ],
  });