Additional logging when on import decision

src/NzbDrone.Core/MediaFiles/TrackImport/ImportDecisionMaker.cs

@@ -114,6 +114,19 @@ namespace NzbDrone.Core.MediaFiles.TrackImport
                 decision = new ImportDecision(localTrack, new Rejection("Unexpected error processing file"));
             }
 
+            if (decision == null)
+            {
+                _logger.Error("Unable to make a decision on {0}", file);
+            }
+            else if (decision.Rejections.Any())
+            {
+                _logger.Debug("File rejected for the following reasons: {0}", string.Join(", ", decision.Rejections));
+            }
+            else
+            {
+                _logger.Debug("File accepted");
+            }
+
             return decision;
         }