fix: claude ist dumm

Jellyfin.Plugin.SmartNotify/Notifiers/SmartNotifyBackgroundService.cs

@@ -89,7 +89,7 @@ public class SmartNotifyBackgroundService : IHostedService, IDisposable
 
             foreach (var item in existingItems)
             {
-                if (!_historyService.IsKnownItem(item.Id))
+                if (!_historyService.IsKnownItem(item.Id, item))
                 {
                     _historyService.RecordItem(item);
                     seeded++;
@@ -240,8 +240,8 @@ public class SmartNotifyBackgroundService : IHostedService, IDisposable
             return;
         }
 
-        // Check 0: Is this exact item (same Jellyfin ID) already known in our DB?
-        if (_historyService.IsKnownItem(item.Id))
+        // Check 0: Is this item already known in our DB? (by Jellyfin ID or content key)
+        if (_historyService.IsKnownItem(item.Id, item))
         {
             _logger.LogDebug(
                 "Item {Name} (ID: {Id}) is already known in DB, skipping notification",

Jellyfin.Plugin.SmartNotify/Services/ItemHistoryService.cs

@@ -215,14 +215,37 @@ public class ItemHistoryService : IDisposable
     }
 
     /// <summary>
-    /// Checks if an item with the given Jellyfin ID is already tracked in the database.
+    /// Checks if an item is already tracked in the database.
+    /// Checks both by Jellyfin ID and by content key (provider IDs),
+    /// so moved/rescanned files with new Jellyfin IDs are still recognized.
     /// </summary>
     /// <param name="itemId">The Jellyfin item ID.</param>
+    /// <param name="item">The item to check (used for content key lookup).</param>
     /// <returns>True if the item is already known.</returns>
-    public bool IsKnownItem(Guid itemId)
+    public bool IsKnownItem(Guid itemId, BaseItem? item = null)
     {
         var jellyfinId = itemId.ToString();
-        return _knownItems.Exists(x => x.JellyfinItemId == jellyfinId);
+        if (_knownItems.Exists(x => x.JellyfinItemId == jellyfinId))
+        {
+            return true;
+        }
+
+        // Fallback: check by content key (provider IDs) so moved files are still recognized
+        if (item != null)
+        {
+            var contentKey = GenerateContentKey(item);
+            if (contentKey != null && _knownItems.Exists(x => x.ContentKey == contentKey))
+            {
+                _logger.LogInformation(
+                    "Item {Name} recognized as known by content key {Key} (new Jellyfin ID: {Id})",
+                    item.Name,
+                    contentKey,
+                    jellyfinId);
+                return true;
+            }
+        }
+
+        return false;
     }
 
     /// <summary>