migrate

webpack.config.js

@@ -0,0 +1,72 @@
+import process from 'node:process';
+import path from 'node:path';
+import isDocker from 'is-docker';
+
+/**
+ * Get the Webpack configuration for the public/lib.js file.
+ * 1. Docker has got cache and the output file pre-baked.
+ * 2. Non-Docker environments use the global DATA_ROOT variable to determine the cache and output directories.
+ * @param {boolean} forceDist Whether to force the use the /dist folder.
+ * @returns {import('webpack').Configuration}
+ * @throws {Error} If the DATA_ROOT variable is not set.
+ * */
+export default function getPublicLibConfig(forceDist = false) {
+    function getCacheDirectory() {
+        if (forceDist || isDocker()) {
+            return path.resolve(process.cwd(), 'dist/webpack');
+        }
+
+        if (typeof globalThis.DATA_ROOT === 'string') {
+            return path.resolve(globalThis.DATA_ROOT, '_webpack', 'cache');
+        }
+
+        throw new Error('DATA_ROOT variable is not set.');
+    }
+
+    function getOutputDirectory() {
+        if (forceDist || isDocker()) {
+            return path.resolve(process.cwd(), 'dist');
+        }
+
+        if (typeof globalThis.DATA_ROOT === 'string') {
+            return path.resolve(globalThis.DATA_ROOT, '_webpack', 'output');
+        }
+
+        throw new Error('DATA_ROOT variable is not set.');
+    }
+
+    const cacheDirectory = getCacheDirectory();
+    const outputDirectory = getOutputDirectory();
+
+    return {
+        mode: 'production',
+        entry: './public/lib.js',
+        cache: {
+            type: 'filesystem',
+            cacheDirectory: cacheDirectory,
+            store: 'pack',
+            compression: 'gzip',
+        },
+        devtool: false,
+        watch: false,
+        module: {},
+        stats: {
+            preset: 'minimal',
+            assets: false,
+            modules: false,
+            colors: true,
+            timings: true,
+        },
+        experiments: {
+            outputModule: true,
+        },
+        performance: {
+            hints: false,
+        },
+        output: {
+            path: outputDirectory,
+            filename: 'lib.js',
+            libraryTarget: 'module',
+        },
+    };
+}