New: Add OnDelete Notification to TraktConnection

to remove movies from Trakt Collection when they are removed from Radarr

Add OnDelete Notification to TraktConnection to remove movies from Trakt Collection when they are removed from Radarr

skip the deleteHandler if the delete Event was triggered for reason: Upgrade

change migration from 180 to 182 since 180 and 181 are already in plan
to be used

address comments regarding helpText for OnDelete
and move check for OnUpgrade deletion reason into trakt connection OnDelete handler

reuse TraktCollectMoviesResource for OnDelete
trakt api should just ignore the other properties anyway

add WithDefaultValue to migration

add unit test case for onDelete to

fix unit testcase for onDelete

src/NzbDrone.Core/Notifications/NotificationService.cs

@@ -16,7 +16,8 @@ namespace NzbDrone.Core.Notifications
         : IHandle<MovieRenamedEvent>,
           IHandle<MovieGrabbedEvent>,
           IHandle<MovieDownloadedEvent>,
-          IHandle<HealthCheckFailedEvent>
+          IHandle<HealthCheckFailedEvent>,
+          IHandle<MovieFileDeletedEvent>
     {
         private readonly INotificationFactory _notificationFactory;
         private readonly Logger _logger;
@@ -172,5 +173,29 @@ namespace NzbDrone.Core.Notifications
                 }
             }
         }
+
+        public void Handle(MovieFileDeletedEvent message)
+        {
+                var deleteMessage = new DeleteMessage();
+                deleteMessage.Message = GetMessage(message.MovieFile.Movie, message.MovieFile.Quality);
+                deleteMessage.MovieFile = message.MovieFile;
+                deleteMessage.Movie = message.MovieFile.Movie;
+                deleteMessage.Reason = message.Reason;
+
+                foreach (var notification in _notificationFactory.OnDeleteEnabled())
+                {
+                    try
+                    {
+                        if (ShouldHandleMovie(notification.Definition, message.MovieFile.Movie))
+                        {
+                            notification.OnDelete(deleteMessage);
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.Warn(ex, "Unable to send OnDelete notification to: " + notification.Definition.Name);
+                    }
+                }
+        }
     }
 }