Fix modification checks and make sure to use UTC (#14347)

1 files changed, 13 insertions, 13 deletions

diff --git a/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs b/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs
index e1e7e1a07..52585c996 100644
--- a/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs
+++ b/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs
@@ -540,7 +540,7 @@ public sealed class BaseItemRepository
         }
 
         var itemValueMaps = tuples
-            .Select(e => (Item: e.Item, Values: GetItemValuesToSave(e.Item, e.InheritedTags)))
+            .Select(e => (e.Item, Values: GetItemValuesToSave(e.Item, e.InheritedTags)))
             .ToArray();
         var allListedItemValues = itemValueMaps
             .SelectMany(f => f.Values)
@@ -567,7 +567,7 @@ public sealed class BaseItemRepository
 
         var itemValuesStore = existingValues.Concat(missingItemValues).ToArray();
         var valueMap = itemValueMaps
-            .Select(f => (Item: f.Item, Values: f.Values.Select(e => itemValuesStore.First(g => g.Value == e.Value && g.Type == e.MagicNumber)).ToArray()))
+            .Select(f => (f.Item, Values: f.Values.Select(e => itemValuesStore.First(g => g.Value == e.Value && g.Type == e.MagicNumber)).ToArray()))
             .ToArray();
 
         var mappedValues = context.ItemValuesMap.Where(e => ids.Contains(e.ItemId)).ToList();
@@ -702,11 +702,11 @@ public sealed class BaseItemRepository
         dto.ExternalId = entity.ExternalId;
         dto.Size = entity.Size;
         dto.Genres = string.IsNullOrWhiteSpace(entity.Genres) ? [] : entity.Genres.Split('|');
-        dto.DateCreated = entity.DateCreated.GetValueOrDefault();
-        dto.DateModified = entity.DateModified.GetValueOrDefault();
+        dto.DateCreated = entity.DateCreated ?? DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
+        dto.DateModified = entity.DateModified ?? DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
         dto.ChannelId = entity.ChannelId ?? Guid.Empty;
-        dto.DateLastRefreshed = entity.DateLastRefreshed.GetValueOrDefault();
-        dto.DateLastSaved = entity.DateLastSaved.GetValueOrDefault();
+        dto.DateLastRefreshed = entity.DateLastRefreshed ?? DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
+        dto.DateLastSaved = entity.DateLastSaved ?? DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
         dto.OwnerId = string.IsNullOrWhiteSpace(entity.OwnerId) ? Guid.Empty : (Guid.TryParse(entity.OwnerId, out var ownerId) ? ownerId : Guid.Empty);
         dto.Width = entity.Width.GetValueOrDefault();
         dto.Height = entity.Height.GetValueOrDefault();
@@ -807,7 +807,7 @@ public sealed class BaseItemRepository
 
         if (dto is Folder folder)
         {
-            folder.DateLastMediaAdded = entity.DateLastMediaAdded;
+            folder.DateLastMediaAdded = entity.DateLastMediaAdded ?? DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
         }
 
         return dto;
@@ -867,11 +867,11 @@ public sealed class BaseItemRepository
         entity.ExternalId = dto.ExternalId;
         entity.Size = dto.Size;
         entity.Genres = string.Join('|', dto.Genres);
-        entity.DateCreated = dto.DateCreated;
-        entity.DateModified = dto.DateModified;
+        entity.DateCreated = dto.DateCreated == DateTime.MinValue ? null : dto.DateCreated;
+        entity.DateModified = dto.DateModified == DateTime.MinValue ? null : dto.DateModified;
         entity.ChannelId = dto.ChannelId;
-        entity.DateLastRefreshed = dto.DateLastRefreshed;
-        entity.DateLastSaved = dto.DateLastSaved;
+        entity.DateLastRefreshed = dto.DateLastRefreshed == DateTime.MinValue ? null : dto.DateLastRefreshed;
+        entity.DateLastSaved = dto.DateLastSaved == DateTime.MinValue ? null : dto.DateLastSaved;
         entity.OwnerId = dto.OwnerId.ToString();
         entity.Width = dto.Width;
         entity.Height = dto.Height;
@@ -981,7 +981,7 @@ public sealed class BaseItemRepository
 
         if (dto is Folder folder)
         {
-            entity.DateLastMediaAdded = folder.DateLastMediaAdded;
+            entity.DateLastMediaAdded = folder.DateLastMediaAdded == DateTime.MinValue ? null : folder.DateLastMediaAdded;
             entity.IsFolder = folder.IsFolder;
         }
 
@@ -1302,7 +1302,7 @@ public sealed class BaseItemRepository
         {
             Path = appHost?.ExpandVirtualPath(e.Path) ?? e.Path,
             BlurHash = e.Blurhash is null ? null : Encoding.UTF8.GetString(e.Blurhash),
-            DateModified = e.DateModified,
+            DateModified = e.DateModified ?? DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc),
             Height = e.Height,
             Width = e.Width,
             Type = (ImageType)e.ImageType