From 4e74395b0d42ca54ad4f3804f37686c0e0da08bd Mon Sep 17 00:00:00 2001
From: Josh Hawkins <32435876+hawkeye217@users.noreply.github.com>
Date: Wed, 15 Apr 2026 20:55:07 -0500
Subject: [PATCH] prevent review WS handler from poisoning SWR cache before
 initial fetch completes

---
 web/src/pages/Events.tsx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/web/src/pages/Events.tsx b/web/src/pages/Events.tsx
index d3545f242..9f8dd4e44 100644
--- a/web/src/pages/Events.tsx
+++ b/web/src/pages/Events.tsx
@@ -334,7 +334,7 @@ export default function Events() {
   );
 
   useEffect(() => {
-    if (reviewUpdate?.type === "end") {
+    if (reviewUpdate?.type === "end" && reviews) {
       updateSegments(
         (data) => {
           if (!data) return data;
@@ -348,6 +348,9 @@ export default function Events() {
         new Map(prev).set(reviewUpdate.after.id, reviewUpdate.after),
       );
     }
+    // reviews is intentionally excluded - only used to guard against
+    // updating the SWR cache before data has loaded
+    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [reviewUpdate, updateSegments]);
 
   const currentItems = useMemo(() => {