From fefab4fc3bb9231db35b9cf2ae7b5f79f76fc757 Mon Sep 17 00:00:00 2001
From: Punyapal Shah <53343069+MrPunyapal@users.noreply.github.com>
Date: Tue, 3 Nov 2026 04:00:46 +0530
Subject: [PATCH] fix: ignore touch taps with out-of-order timestamps

---
 resources/js/lib/reactions.ts | 1 +
 tests/Unit/Reactions.test.ts  | 1 +
 2 files changed, 2 insertions(+)

diff --git a/resources/js/lib/reactions.ts b/resources/js/lib/reactions.ts
index 3b4022221..34f48fc16 100644
--- a/resources/js/lib/reactions.ts
+++ b/resources/js/lib/reactions.ts
@@ -122,6 +122,7 @@ const doubleTapDistance = 24;
 export function isDoubleTap(previous: Tap | null, tap: Tap): boolean {
     return (
         previous !== null &&
+        tap.time >= previous.time &&
         tap.time - previous.time <= doubleTapWithin &&
         Math.hypot(tap.x - previous.x, tap.y - previous.y) <= doubleTapDistance
     );
diff --git a/tests/Unit/Reactions.test.ts b/tests/Unit/Reactions.test.ts
index 534244197..6bc45fe5a 100644
--- a/tests/Unit/Reactions.test.ts
+++ b/tests/Unit/Reactions.test.ts
@@ -101,4 +101,5 @@ await test('takes two quick taps close together as a double tap', () => {
     assert.equal(isDoubleTap(first, { x: 100, y: 200, time: 1_400 }), false);
     assert.equal(isDoubleTap(first, { x: 160, y: 200, time: 1_100 }), false);
     assert.equal(isDoubleTap(null, first), false);
+    assert.equal(isDoubleTap(first, { x: 100, y: 200, time: 900 }), false);
 });