From f27b5e65048e310f6698c93103a1cc1b16bcbd12 Mon Sep 17 00:00:00 2001
From: Richard R <me@richardr.dev>
Date: Wed, 27 May 2026 16:03:34 -0600
Subject: [PATCH] fix(epub): prevent stale clearCurrDoc reference on unmount in
 EPUB page

---
 src/app/(app)/epub/[id]/page.tsx | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/app/(app)/epub/[id]/page.tsx b/src/app/(app)/epub/[id]/page.tsx
index bfa5d6d..d92e358 100644
--- a/src/app/(app)/epub/[id]/page.tsx
+++ b/src/app/(app)/epub/[id]/page.tsx
@@ -46,6 +46,7 @@ export default function EPUBPage() {
   const inFlightDocIdRef = useRef<string | null>(null);
   const loadedDocIdRef = useRef<string | null>(null);
   const didInitPadPctRef = useRef(false);
+  const clearCurrDocRef = useRef(clearCurrDoc);
 
   useEffect(() => {
     setIsLoading(true);
@@ -103,11 +104,15 @@ export default function EPUBPage() {
   }, [loadDocument, isLoading]);
 
   useEffect(() => {
-    return () => {
-      clearCurrDoc();
-    };
+    clearCurrDocRef.current = clearCurrDoc;
   }, [clearCurrDoc]);
 
+  useEffect(() => {
+    return () => {
+      clearCurrDocRef.current();
+    };
+  }, []);
+
   // Compute available height = viewport - (header height + tts bar height)
   useEffect(() => {
     const compute = () => {