fix UUID generation on non secure context

Author: azmy60

src/comms.ts

@@ -15,6 +15,7 @@ import type {
   ExpandTableResultResponse,
   SetTabTitleResponse,
 } from "./responseTypes";
+import { generateUUID } from "./utils";
 
 // Define a custom import.meta interface for TypeScript
 declare global {
@@ -100,7 +101,7 @@ export async function request(name: unknown, args?: unknown): Promise<unknown> {
 
   return new Promise<any>((resolve, reject) => {
     try {
-      const id = crypto.randomUUID();
+      const id = generateUUID();
       const data = { id, name, args };
       pendingRequests.set(id, { name: name as string, resolve, reject });
       window.parent.postMessage(data, "*");

src/utils.ts

@@ -0,0 +1,17 @@
+export function generateUUID() {
+  const buf = new Uint8Array(16);
+  crypto.getRandomValues(buf);
+
+  buf[6] = (buf[6] & 0x0f) | 0x40; // version 4
+  buf[8] = (buf[8] & 0x3f) | 0x80; // variant
+
+  const hex = Array.from(buf, (b) => b.toString(16).padStart(2, "0")).join("");
+
+  return [
+    hex.substring(0, 8),
+    hex.substring(8, 12),
+    hex.substring(12, 16),
+    hex.substring(16, 20),
+    hex.substring(20),
+  ].join("-");
+}