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webpack.config.js
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webpack.config.js
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const webpack = require("webpack");
const { resolve } = require("path");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const nodeExternals = require("webpack-node-externals");
const CopyPlugin = require("copy-webpack-plugin");
const { ServiceWorkerPlugin } = require("service-worker-webpack");
const {
bundledSyntaxHighlighters,
lazySyntaxHighlighters,
} = require("./src/shared/build-config");
const banner = `
hash:[contentHash], chunkhash:[chunkhash], name:[name], filebase:[base], query:[query], file:[file]
Source code: https://github.com/LemmyNet/lemmy-ui
Created by dessalines
@license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL v3.0
`;
const contextPlugin = (() => {
const check = x => x.match(/^[0-9a-zA-Z-]+$/);
const eagerNames = bundledSyntaxHighlighters.filter(check).join("|");
const eagerHljs = new RegExp(`^[.][/\\\\](${eagerNames})[.]js\$`);
let lazyHljs;
if (lazySyntaxHighlighters === "*") {
lazyHljs = new RegExp(`^[.][/\\\\](?!(${eagerNames})[.]js\$)[^.]+[.]js\$`);
} else {
const lazyNames = lazySyntaxHighlighters.filter(check).join("|");
lazyHljs = new RegExp(`^[.][/\\\\](${lazyNames})[.]js\$`);
}
// Plugin will be used for all parameterized dynamic imports.
return new webpack.ContextReplacementPlugin(/.*/, options => {
if (/^highlight.js\/lib\/languages$/.test(options.request)) {
if (options.mode == "eager") {
options.regExp = eagerHljs;
} else {
options.regExp = lazyHljs;
}
} else if (/^date-fns\/locale$/.test(options.request)) {
} else {
return;
}
options.recursive = false;
options.request = resolve(__dirname, "node_modules/" + options.request);
});
})();
module.exports = (env, argv) => {
const mode = argv.mode;
const base = {
output: {
hashFunction: "xxhash64",
},
resolve: {
extensions: [".js", ".jsx", ".ts", ".tsx"],
alias: {
"@": resolve(__dirname, "src/"),
"@utils": resolve(__dirname, "src/shared/utils/"),
},
},
performance: {
hints: false,
},
module: {
rules: [
{
test: /\.(scss|css)$/i,
use: [MiniCssExtractPlugin.loader, "css-loader", "sass-loader"],
},
{
test: /\.(js|jsx|tsx|ts)$/, // All ts and tsx files will be process by
exclude: /node_modules/, // ignore node_modules
loader: "babel-loader",
},
// Due to some weird babel issue: https://github.com/webpack/webpack/issues/11467
{
test: /\.m?js/,
resolve: {
fullySpecified: false,
},
},
],
},
plugins: [
new webpack.DefinePlugin({
"process.env.COMMIT_HASH": `"${env.COMMIT_HASH}"`,
"process.env.NODE_ENV": `"${mode}"`,
}),
new MiniCssExtractPlugin({
filename: "styles/styles.css",
}),
new CopyPlugin({
patterns: [{ from: "./src/assets", to: "./assets" }],
}),
new webpack.BannerPlugin({
banner,
}),
contextPlugin,
],
};
const serverConfig = {
...base,
entry: "./src/server/index.tsx",
output: {
...base.output,
filename: "js/server.js",
publicPath: "/",
chunkLoading: false, // everything bundled
},
target: "node",
externals: [nodeExternals(), "inferno-helmet"],
};
const clientConfig = {
...base,
entry: "./src/client/index.tsx",
output: {
...base.output,
filename: "js/client.js",
publicPath: `/static/${env.COMMIT_HASH}/`,
chunkFilename: "js/[name].client.js", // predictable names for manual preload
},
plugins: [
...base.plugins,
new ServiceWorkerPlugin({
enableInDevelopment: mode !== "development", // this may seem counterintuitive, but it is correct
workbox: {
cacheId: "lemmy",
include: [/(assets|styles|js)\/.+\..+$/g],
inlineWorkboxRuntime: true,
runtimeCaching: [
{
urlPattern: ({
sameOrigin,
url: { pathname, host },
request: { method },
}) =>
(sameOrigin || host.includes("localhost")) &&
(!(
pathname.includes("pictrs") || pathname.includes("static")
) ||
method === "POST"),
handler: "NetworkFirst",
options: {
cacheName: "instance-cache",
},
},
{
urlPattern: ({ url: { pathname, host }, sameOrigin }) =>
(sameOrigin || host.includes("localhost")) &&
pathname.includes("static"),
handler: mode === "development" ? "NetworkFirst" : "CacheFirst",
options: {
cacheName: "static-cache",
expiration: {
maxAgeSeconds: 60 * 60 * 24,
},
},
},
{
urlPattern: ({ url: { pathname }, request: { method } }) =>
pathname.includes("pictrs") && method === "GET",
handler: "StaleWhileRevalidate",
options: {
cacheName: "image-cache",
expiration: {
maxAgeSeconds: 60 * 60 * 24,
},
},
},
],
},
}),
],
};
if (mode === "development") {
// serverConfig.cache = {
// type: "filesystem",
// name: "server",
// };
const RunNodeWebpackPlugin = require("run-node-webpack-plugin");
serverConfig.plugins.push(
new RunNodeWebpackPlugin({ runOnlyInWatchMode: true }),
);
} else if (mode === "none") {
const { BundleAnalyzerPlugin } = require("webpack-bundle-analyzer");
serverConfig.plugins.push(new BundleAnalyzerPlugin());
}
return [serverConfig, clientConfig];
};