From 2451a9a9ee4deeaee517eb7987300e784cf898f7 Mon Sep 17 00:00:00 2001
From: Robin Dadswell <19610103+RobinDadswell@users.noreply.github.com>
Date: Mon, 17 May 2021 22:12:16 +0100
Subject: [PATCH] New: Removal of indexers on application sync that are no
 longer defined within Prowlarr

---
 src/NzbDrone.Core/Applications/ApplicationService.cs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/NzbDrone.Core/Applications/ApplicationService.cs b/src/NzbDrone.Core/Applications/ApplicationService.cs
index 63665dfd7..dda51c258 100644
--- a/src/NzbDrone.Core/Applications/ApplicationService.cs
+++ b/src/NzbDrone.Core/Applications/ApplicationService.cs
@@ -147,6 +147,15 @@ namespace NzbDrone.Core.Applications
                         }
                     }
                 }
+
+                foreach (var mapping in indexerMappings)
+                {
+                    if (!indexers.Any(x => x.Id == mapping.IndexerId))
+                    {
+                        _logger.Info("Indexer with the ID {0} was found within {1} but is no longer defined within Prowlarr, this is being removed.", mapping.IndexerId, app.Name);
+                        ExecuteAction(a => a.RemoveIndexer(mapping.IndexerId), app);
+                    }
+                }
             }
         }