优化

app/src/main/java/io/legado/app/data/dao/BookmarkDao.kt

@@ -18,6 +18,21 @@ interface BookmarkDao {
     @Query("select * from bookmarks order by bookName collate localized, bookAuthor collate localized, chapterIndex, chapterPos")
     fun flowAll(): Flow<List<Bookmark>>
 
+    @Query(
+        """select * from bookmarks 
+        where bookName = :bookName and bookAuthor = :bookAuthor 
+        order by chapterIndex"""
+    )
+    fun flowByBook(bookName: String, bookAuthor: String): Flow<List<Bookmark>>
+
+    @Query(
+        """SELECT * FROM bookmarks 
+        where bookName = :bookName and bookAuthor = :bookAuthor 
+        and chapterName like '%'||:key||'%' or content like '%'||:key||'%'
+        order by chapterIndex"""
+    )
+    fun flowSearch(bookName: String, bookAuthor: String, key: String): Flow<List<Bookmark>>
+
     @Query(
         """select * from bookmarks 
         where bookName = :bookName and bookAuthor = :bookAuthor 

app/src/main/java/io/legado/app/ui/book/toc/BookmarkFragment.kt

@@ -18,7 +18,6 @@ import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 
@@ -51,12 +50,10 @@ class BookmarkFragment : VMBaseFragment<TocViewModel>(R.layout.fragment_bookmark
     override fun upBookmark(searchKey: String?) {
         val book = viewModel.bookData.value ?: return
         launch {
-            withContext(IO) {
-                when {
-                    searchKey.isNullOrBlank() -> appDb.bookmarkDao.getByBook(book.name, book.author)
-                    else -> appDb.bookmarkDao.search(book.name, book.author, searchKey)
-                }
-            }.let {
+            when {
+                searchKey.isNullOrBlank() -> appDb.bookmarkDao.flowByBook(book.name, book.author)
+                else -> appDb.bookmarkDao.flowSearch(book.name, book.author, searchKey)
+            }.collect {
                 adapter.setItems(it)
                 var scrollPos = 0
                 withContext(Dispatchers.Default) {