From b5dce0a753c87771b6b37e8843baf6fd87d1ec8d Mon Sep 17 00:00:00 2001
From: "Patrik J. Braun" <bra.patrik@gmail.com>
Date: Mon, 11 Sep 2023 13:24:33 +0200
Subject: [PATCH] Implement oldest photo based sorting. fixes #675

---
 src/frontend/app/ui/gallery/navigator/sorting.service.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/frontend/app/ui/gallery/navigator/sorting.service.ts b/src/frontend/app/ui/gallery/navigator/sorting.service.ts
index 7a5330e2..f7287970 100644
--- a/src/frontend/app/ui/gallery/navigator/sorting.service.ts
+++ b/src/frontend/app/ui/gallery/navigator/sorting.service.ts
@@ -239,7 +239,7 @@ export class GallerySortingService {
                         Config.Gallery.enableDirectorySortingByDate === true
                       ) {
                         c.directories.sort(
-                          (a, b) => a.lastModified - b.lastModified
+                          (a, b) => (a.oldestMedia || a.lastModified) - (b.oldestMedia || b.lastModified)
                         );
                         break;
                       }