From b25ea5c0d19e53d02165c2623b0310a657ee3d5f Mon Sep 17 00:00:00 2001
From: AAA <35992542+TNTcraftHIM@users.noreply.github.com>
Date: Tue, 25 Aug 2026 17:24:04 +0800
Subject: [PATCH] fix(viewer): reveal overlays from fullscreen (#261)

---
 src/client/pages/ViewerPage.tsx | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/client/pages/ViewerPage.tsx b/src/client/pages/ViewerPage.tsx
index d4ef996..d15d1fa 100644
--- a/src/client/pages/ViewerPage.tsx
+++ b/src/client/pages/ViewerPage.tsx
@@ -1534,6 +1534,30 @@ export function ViewerPage({ roomId, viewerGrant }: ViewerPageProps) {
     );
   }, [frameProofEpoch, presentationState.connection, remoteMedia]);
 
+  useEffect(() => {
+    if (presentation.overlay === "none") {
+      return;
+    }
+    const video = videoRef.current as
+      | (HTMLVideoElement & {
+          webkitDisplayingFullscreen?: boolean;
+          webkitExitFullscreen?: () => void;
+        })
+      | null;
+    if (!video) {
+      return;
+    }
+    if (document.fullscreenElement === video) {
+      void document.exitFullscreen().catch(() => undefined);
+      return;
+    }
+    if (video.webkitDisplayingFullscreen) {
+      try {
+        video.webkitExitFullscreen?.();
+      } catch {}
+    }
+  }, [presentation.overlay]);
+
   useEffect(() => {
     dispatchPresentation({
       type: "retry-available",