Fixed: Add dedupe releases rule based on indexer priority

Closes #3925
Lidarr · Jul 29, 2023 · dfd9440 · dfd9440
1 parent 0cfb3f1
commit dfd9440
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/src/NzbDrone.Core/IndexerSearch/ReleaseSearchService.cs b/src/NzbDrone.Core/IndexerSearch/ReleaseSearchService.cs
@@ -166,8 +166,10 @@ private List<DownloadDecision> Dispatch(Func<IIndexer, IEnumerable<ReleaseInfo>>
 
         private List<DownloadDecision> DeDupeDecisions(List<DownloadDecision> decisions)
         {
-            // De-dupe reports by guid so duplicate results aren't returned.
-            return decisions.DistinctBy(d => d.RemoteAlbum.Release.Guid).ToList();
+            // De-dupe reports by guid so duplicate results aren't returned. Pick the one with the least rejections and higher indexer priority.
+            return decisions.GroupBy(d => d.RemoteAlbum.Release.Guid)
+                .Select(d => d.OrderBy(v => v.Rejections.Count()).ThenBy(v => v.RemoteAlbum?.Release?.IndexerPriority ?? IndexerDefinition.DefaultPriority).First())
+                .ToList();
         }
     }
 }
diff --git a/src/NzbDrone.Core/Indexers/IndexerDefinition.cs b/src/NzbDrone.Core/Indexers/IndexerDefinition.cs
@@ -4,14 +4,21 @@ namespace NzbDrone.Core.Indexers
 {
     public class IndexerDefinition : ProviderDefinition
     {
+        public const int DefaultPriority = 25;
+
+        public IndexerDefinition()
+        {
+            Priority = DefaultPriority;
+        }
+
         public bool EnableRss { get; set; }
         public bool EnableAutomaticSearch { get; set; }
         public bool EnableInteractiveSearch { get; set; }
         public int DownloadClientId { get; set; }
         public DownloadProtocol Protocol { get; set; }
         public bool SupportsRss { get; set; }
         public bool SupportsSearch { get; set; }
-        public int Priority { get; set; } = 25;
+        public int Priority { get; set; }
 
         public override bool Enable => EnableRss || EnableAutomaticSearch || EnableInteractiveSearch;