From 44505d575b95b91950905e73f1565fd8a8841ab6 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 23 May 2025 19:31:51 +0000
Subject: [PATCH 1/2] Initial plan for issue


From d7e760aa8efb7046e16fc3aba6cfbd37287a1475 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 23 May 2025 19:40:47 +0000
Subject: [PATCH 2/2] Centralize ID generation to avoid conflicts across
 instances

Co-authored-by: mathis-m <11584315+mathis-m@users.noreply.github.com>
---
 src/Keyborg.ts | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/Keyborg.ts b/src/Keyborg.ts
index 0a532b42b..a02651973 100644
--- a/src/Keyborg.ts
+++ b/src/Keyborg.ts
@@ -21,7 +21,17 @@ interface WindowWithKeyborg extends Window {
 const _dismissTimeout = 500; // When a key from dismissKeys is pressed and the focus is not moved
 // during _dismissTimeout time, dismiss the keyboard navigation mode.
 
-let _lastId = 0;
+/**
+ * Generates a unique ID with the specified prefix
+ * @param prefix - The prefix for the ID ('k' for Keyborg, 'c' for KeyborgCore)
+ * @returns A unique ID in the format `<prefix>-<number>`
+ */
+function getUniqueId(prefix: string): string {
+  // Use timestamp + counter for uniqueness across instances
+  const timestamp = Date.now();
+  const counter = Math.floor(Math.random() * 10000);
+  return `${prefix}-${timestamp}-${counter}`;
+}
 
 export interface KeyborgProps {
   // Keys to be used to trigger keyboard navigation mode. By default, any key will trigger
@@ -48,7 +58,7 @@ class KeyborgCore implements Disposable {
   private _isNavigatingWithKeyboard_DO_NOT_USE = false;
 
   constructor(win: WindowWithKeyborg, props?: KeyborgProps) {
-    this.id = "c" + ++_lastId;
+    this.id = getUniqueId("c");
     this._win = win;
     const doc = win.document;
 
@@ -291,7 +301,7 @@ export class Keyborg {
   }
 
   private constructor(win: WindowWithKeyborg, props?: KeyborgProps) {
-    this._id = "k" + ++_lastId;
+    this._id = getUniqueId("k");
     this._win = win;
 
     const current = win.__keyborg;