From d029f3016eb601c89e0b6094bba8a22307e5a392 Mon Sep 17 00:00:00 2001
From: Kudomaga <1321903405@qq.com>
Date: Wed, 25 Mar 2026 09:53:58 +0800
Subject: [PATCH] =?UTF-8?q?[=E4=BC=98=E5=8C=96]=20=E7=BB=A7=E7=BB=AD?=
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---
 .../java/io/legado/app/ui/main/bookshelf/BookShelfItem.kt  | 2 ++
 .../io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt  | 7 +++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/io/legado/app/ui/main/bookshelf/BookShelfItem.kt b/app/src/main/java/io/legado/app/ui/main/bookshelf/BookShelfItem.kt
index d95becea1..2d287df19 100644
--- a/app/src/main/java/io/legado/app/ui/main/bookshelf/BookShelfItem.kt
+++ b/app/src/main/java/io/legado/app/ui/main/bookshelf/BookShelfItem.kt
@@ -1,9 +1,11 @@
 package io.legado.app.ui.main.bookshelf
 
+import androidx.compose.runtime.Stable
 import io.legado.app.constant.BookType
 import io.legado.app.data.entities.Book
 import kotlin.math.max
 
+@Stable
 data class BookShelfItem(
     val bookUrl: String,
     val name: String,
diff --git a/app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt b/app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt
index 15b8c34fd..14d7b4110 100644
--- a/app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt
@@ -122,7 +122,10 @@ class BookshelfViewModel(
     val allGroupsFlow: StateFlow<List<BookGroup>> = bookGroupRepository.flowAll()
         .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), emptyList())
 
-    private val allBooksFlow = appDb.bookDao.flowBookShelf().flowOn(Dispatchers.Default)
+    private val allBooksFlow = appDb.bookDao.flowBookShelf()
+        .map { list -> list.map { it.toBookShelfItem() } }
+        .distinctUntilChanged()
+        .flowOn(Dispatchers.Default)
 
     @OptIn(ExperimentalCoroutinesApi::class)
     val booksFlow = combine(groupIdFlow, refreshTrigger) { groupId, _ -> groupId }
@@ -132,7 +135,7 @@ class BookshelfViewModel(
                     list.map { it.toBookShelfItem() },
                     groupsFlow.value.find { it.groupId == groupId })
             }
-        }.flowOn(Dispatchers.Default)
+        }.distinctUntilChanged().flowOn(Dispatchers.Default)
 
     private val groupPreviewsFlow =
         combine(groupsFlow, allBooksFlow, refreshTrigger) { groups, allBooks, _ ->