Transforms for the nextjs-commerce app

Author: vicb

builder/src/build/build-worker/index.ts

@@ -90,6 +90,26 @@ export async function buildWorker(
 				*/ ""
 				}
 				globalThis.__dirname ??= "";
+
+// Do not crash on cache not supported
+let isPatchedAlready = globalThis.fetch.__nextPatched;
+const curFetch = globalThis.fetch;
+globalThis.fetch = (input, init) => {
+  console.log("globalThis.fetch", input);
+  if (init) delete init.cache;
+  return curFetch(input, init);
+};
+globalThis.fetch.__nextPatched = isPatchedAlready;
+fetch = globalThis.fetch;
+const CustomRequest = class extends globalThis.Request {
+  constructor(input, init) {
+    console.log("CustomRequest", input);
+    if (init) delete init.cache;
+    super(input, init);
+  }
+};
+globalThis.Request = CustomRequest;
+Request = globalThis.Request;
 			`,
 		},
 	});
@@ -185,6 +205,9 @@ function createFixRequiresESBuildPlugin(templateDir: string): Plugin {
 			build.onResolve({ filter: /^\.\/require-hook$/ }, (args) => ({
 				path: `${templateDir}/shims/empty.ts`,
 			}));
+			build.onResolve({ filter: /\.\/lib\/node-fs-methods$/ }, (args) => ({
+				path: `${templateDir}/shims/node-fs.ts`,
+			}));
 		},
 	};
 }

builder/src/build/build-worker/templates/shims/node-fs.ts

@@ -0,0 +1,73 @@
+// https://github.com/vercel/next.js/blob/canary/packages/next/src/server/lib/node-fs-methods.ts
+
+export const nodeFs = {
+	existsSync,
+	readFile,
+	readFileSync,
+	writeFile,
+	mkdir,
+	stat,
+};
+
+const FILES = new Map<string, unknown>();
+const MTIME = Date.now();
+
+function existsSync(path: string) {
+	console.log(
+		"existsSync",
+		path,
+		new Error().stack?.split("\n").slice(1).join("\n")
+	);
+	return FILES.has(path);
+}
+
+async function readFile(path: string, options: unknown): Promise<any> {
+	console.log(
+		"readFile",
+		{ path, options }
+		// new Error().stack.split("\n").slice(1).join("\n"),
+	);
+	if (!FILES.has(path)) {
+		throw new Error(path + "does not exist");
+	}
+	return FILES.get(path);
+}
+
+function readFileSync(path: string, options: unknown) {
+	console.log(
+		"readFileSync",
+		{ path, options }
+		// new Error().stack.split("\n").slice(1).join("\n"),
+	);
+	if (!FILES.has(path)) {
+		throw new Error(path + "does not exist");
+	}
+	return FILES.get(path);
+}
+
+async function writeFile(file: string, data: unknown) {
+	console.log(
+		"writeFile",
+		{ file, data }
+		// new Error().stack.split("\n").slice(1).join("\n"),
+	);
+	FILES.set(file, data);
+	return true;
+}
+
+async function mkdir(dir: string) {
+	console.log(
+		"mkdir",
+		dir
+		//new Error().stack.split("\n").slice(1).join("\n"),
+	);
+}
+
+async function stat(file: string) {
+	console.log(
+		"stat",
+		file
+		// new Error().stack.split("\n").slice(1).join("\n"),
+	);
+	return { mtime: new Date(MTIME) };
+}