From 0f061900afbd4036b4d081bcb3f39e4f60160ac3 Mon Sep 17 00:00:00 2001
From: Mitchell Syer <Syer10@users.noreply.github.com>
Date: Sun, 9 Jun 2024 11:23:54 -0400
Subject: [PATCH] Fix browse source (#961)

---
 .../tachidesk/manga/impl/MangaList.kt         | 37 ++++++++++---------
 1 file changed, 20 insertions(+), 17 deletions(-)

diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/MangaList.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/MangaList.kt
index 82bbe9b9..9aa0a1b6 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/MangaList.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/MangaList.kt
@@ -83,25 +83,28 @@ object MangaList {
                     resultRow[MangaTable.inLibrary]
                 }
 
-            BatchUpdateStatement(MangaTable).apply {
-                mangaToUpdate.forEach { (sManga, manga) ->
-                    addBatch(EntityID(manga[MangaTable.id].value, MangaTable))
-                    this[MangaTable.title] = sManga.title
-                    this[MangaTable.artist] = sManga.artist
-                    this[MangaTable.author] = sManga.author
-                    this[MangaTable.description] = sManga.description
-                    this[MangaTable.genre] = sManga.genre
-                    this[MangaTable.status] = sManga.status
-                    this[MangaTable.thumbnail_url] = sManga.thumbnail_url
-                    this[MangaTable.updateStrategy] = sManga.update_strategy.name
-                    if (!sManga.thumbnail_url.isNullOrEmpty() && manga[MangaTable.thumbnail_url] != sManga.thumbnail_url) {
-                        this[MangaTable.thumbnailUrlLastFetched] = Instant.now().epochSecond
-                        Manga.clearThumbnail(manga[MangaTable.id].value)
-                    } else {
-                        this[MangaTable.thumbnailUrlLastFetched] = manga[MangaTable.thumbnailUrlLastFetched]
+            if (mangaToUpdate.isNotEmpty()) {
+                BatchUpdateStatement(MangaTable).apply {
+                    mangaToUpdate.forEach { (sManga, manga) ->
+                        addBatch(EntityID(manga[MangaTable.id].value, MangaTable))
+                        this[MangaTable.title] = sManga.title
+                        this[MangaTable.artist] = sManga.artist
+                        this[MangaTable.author] = sManga.author
+                        this[MangaTable.description] = sManga.description
+                        this[MangaTable.genre] = sManga.genre
+                        this[MangaTable.status] = sManga.status
+                        this[MangaTable.thumbnail_url] = sManga.thumbnail_url
+                        this[MangaTable.updateStrategy] = sManga.update_strategy.name
+                        if (!sManga.thumbnail_url.isNullOrEmpty() && manga[MangaTable.thumbnail_url] != sManga.thumbnail_url) {
+                            this[MangaTable.thumbnailUrlLastFetched] = Instant.now().epochSecond
+                            Manga.clearThumbnail(manga[MangaTable.id].value)
+                        } else {
+                            this[MangaTable.thumbnailUrlLastFetched] =
+                                manga[MangaTable.thumbnailUrlLastFetched]
+                        }
                     }
+                    execute(this@transaction)
                 }
-                execute(this@transaction)
             }
 
             val mangaUrlsToId =