From 20ae09c52db4de98deff1ca8be0da1a7eae7d630 Mon Sep 17 00:00:00 2001
From: Huang Xin <chrox.huang@gmail.com>
Date: Fri, 9 Jan 2026 09:23:02 +0100
Subject: [PATCH] perf(sync): persist partial library sync to prevent full
 retry on failure (#2892)

---
 apps/readest-app/src/app/library/hooks/useBooksSync.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/readest-app/src/app/library/hooks/useBooksSync.ts b/apps/readest-app/src/app/library/hooks/useBooksSync.ts
index 8ba38e39..79598804 100644
--- a/apps/readest-app/src/app/library/hooks/useBooksSync.ts
+++ b/apps/readest-app/src/app/library/hooks/useBooksSync.ts
@@ -136,11 +136,11 @@ export const useBooksSync = () => {
         await appService?.downloadBookCovers(batch);
         await Promise.all(batch.map(processNewBook));
         const progress = Math.min((i + batchSize) / newBooks.length, 1);
-        setLibrary([...updatedLibrary]);
         setSyncProgress(progress);
+        setLibrary([...updatedLibrary]);
+        appService?.saveLibraryBooks(updatedLibrary);
       }
       setLibrary(updatedLibrary);
-      appService?.saveLibraryBooks(updatedLibrary);
     } finally {
       if (newBooks.length > 0) {
         setIsSyncing(false);