webpack.config.js

   1 const webpack = require("webpack");
   2 const path = require("path");
   3 const MiniCssExtractPlugin = require("mini-css-extract-plugin");
   4 const nodeExternals = require("webpack-node-externals");
   5 const CopyPlugin = require("copy-webpack-plugin");
   6 const RunNodeWebpackPlugin = require("run-node-webpack-plugin");
   7 const merge = require("lodash.merge");
   8 const { ServiceWorkerPlugin } = require("service-worker-webpack");
   9
  10 const banner = `
  11   hash:[contentHash], chunkhash:[chunkhash], name:[name], filebase:[base], query:[query], file:[file]
  12   Source code: https://github.com/LemmyNet/lemmy-ui
  13   Created by dessalines
  14   @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL v3.0
  15   `;
  16
  17 function getBase(env, mode) {
  18   return {
  19     output: {
  20       filename: "js/server.js",
  21       publicPath: "/",
  22       hashFunction: "xxhash64",
  23     },
  24     resolve: {
  25       extensions: [".js", ".jsx", ".ts", ".tsx"],
  26       alias: {
  27         "@": path.resolve(__dirname, "src/"),
  28         "@utils": path.resolve(__dirname, "src/shared/utils/"),
  29       },
  30     },
  31     performance: {
  32       hints: false,
  33     },
  34     module: {
  35       rules: [
  36         {
  37           test: /\.(scss|css)$/i,
  38           use: [MiniCssExtractPlugin.loader, "css-loader", "sass-loader"],
  39         },
  40         {
  41           test: /\.(js|jsx|tsx|ts)$/, // All ts and tsx files will be process by
  42           exclude: /node_modules/, // ignore node_modules
  43           loader: "babel-loader",
  44         },
  45         // Due to some weird babel issue: https://github.com/webpack/webpack/issues/11467
  46         {
  47           test: /\.m?js/,
  48           resolve: {
  49             fullySpecified: false,
  50           },
  51         },
  52       ],
  53     },
  54     plugins: [
  55       new webpack.DefinePlugin({
  56         "process.env.COMMIT_HASH": `"${env.COMMIT_HASH}"`,
  57         "process.env.NODE_ENV": `"${mode}"`,
  58       }),
  59       new MiniCssExtractPlugin({
  60         filename: "styles/styles.css",
  61       }),
  62       new CopyPlugin({
  63         patterns: [{ from: "./src/assets", to: "./assets" }],
  64       }),
  65       new webpack.BannerPlugin({
  66         banner,
  67       }),
  68     ],
  69   };
  70 }
  71
  72 const createServerConfig = (env, mode) => {
  73   const base = getBase(env, mode);
  74   const config = merge({}, base, {
  75     mode,
  76     entry: "./src/server/index.tsx",
  77     output: {
  78       filename: "js/server.js",
  79     },
  80     target: "node",
  81     externals: [nodeExternals(), "inferno-helmet"],
  82   });
  83
  84   if (mode === "development") {
  85     // config.cache = {
  86     //   type: "filesystem",
  87     //   name: "server",
  88     // };
  89
  90     config.plugins.push(
  91       new RunNodeWebpackPlugin({
  92         runOnlyInWatchMode: true,
  93       })
  94     );
  95   }
  96
  97   return config;
  98 };
  99
 100 const createClientConfig = (env, mode) => {
 101   const base = getBase(env, mode);
 102   const config = merge({}, base, {
 103     mode,
 104     entry: "./src/client/index.tsx",
 105     output: {
 106       filename: "js/client.js",
 107       publicPath: `/static/${env.COMMIT_HASH}/`,
 108     },
 109     plugins: [
 110       ...base.plugins,
 111       new ServiceWorkerPlugin({
 112         enableInDevelopment: mode !== "development", // this may seem counterintuitive, but it is correct
 113         workbox: {
 114           cacheId: "lemmy",
 115           include: [/(assets|styles|js)\/.+\..+$/g],
 116           inlineWorkboxRuntime: true,
 117           runtimeCaching: [
 118             {
 119               urlPattern: ({
 120                 sameOrigin,
 121                 url: { pathname, host },
 122                 request: { method },
 123               }) =>
 124                 (sameOrigin || host.includes("localhost")) &&
 125                 (!(
 126                   pathname.includes("pictrs") || pathname.includes("static")
 127                 ) ||
 128                   method === "POST"),
 129               handler: "NetworkFirst",
 130               options: {
 131                 cacheName: "instance-cache",
 132               },
 133             },
 134             {
 135               urlPattern: ({ url: { pathname, host }, sameOrigin }) =>
 136                 (sameOrigin || host.includes("localhost")) &&
 137                 pathname.includes("static"),
 138               handler: mode === "development" ? "NetworkFirst" : "CacheFirst",
 139               options: {
 140                 cacheName: "static-cache",
 141                 expiration: {
 142                   maxAgeSeconds: 60 * 60 * 24,
 143                 },
 144               },
 145             },
 146             {
 147               urlPattern: ({ url: { pathname }, request: { method } }) =>
 148                 pathname.includes("pictrs") && method === "GET",
 149               handler: "StaleWhileRevalidate",
 150               options: {
 151                 cacheName: "image-cache",
 152                 expiration: {
 153                   maxAgeSeconds: 60 * 60 * 24,
 154                 },
 155               },
 156             },
 157           ],
 158         },
 159       }),
 160     ],
 161   });
 162
 163   if (mode === "none") {
 164     const BundleAnalyzerPlugin =
 165       require("webpack-bundle-analyzer").BundleAnalyzerPlugin;
 166     config.plugins.push(new BundleAnalyzerPlugin());
 167   }
 168
 169   return config;
 170 };
 171
 172 module.exports = (env, properties) => [
 173   createServerConfig(env, properties.mode || "development"),
 174   createClientConfig(env, properties.mode || "development"),
 175 ];