From 2e98de90628e9a4e42fb182f2d5a2a296acfd827 Mon Sep 17 00:00:00 2001
From: BaronGreenback <jimcartlidge@yahoo.co.uk>
Date: Wed, 5 May 2021 12:51:14 +0100
Subject: Code Clean up: Convert to null-coalescing operator ?? (#5845)

Co-authored-by: Cody Robibero <cody@robibe.ro>
Co-authored-by: Patrick Barron <18354464+barronpm@users.noreply.github.com>
---
 .../Probing/ProbeResultNormalizer.cs               | 45 ++++++----------------
 1 file changed, 11 insertions(+), 34 deletions(-)

(limited to 'MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs')

diff --git a/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs b/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs
index ee2e5fcde..2e96f8cb0 100644
--- a/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs
+++ b/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs
@@ -1187,43 +1187,28 @@ namespace MediaBrowser.MediaEncoding.Probing
             FetchStudios(audio, tags, "label");
 
             // These support mulitple values, but for now we only store the first.
-            var mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Artist Id"));
-            if (mb == null)
-            {
-                mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ALBUMARTISTID"));
-            }
+            var mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Artist Id"))
+                ?? GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ALBUMARTISTID"));
 
             audio.SetProviderId(MetadataProvider.MusicBrainzAlbumArtist, mb);
 
-            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Artist Id"));
-            if (mb == null)
-            {
-                mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ARTISTID"));
-            }
+            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Artist Id"))
+                ?? GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ARTISTID"));
 
             audio.SetProviderId(MetadataProvider.MusicBrainzArtist, mb);
 
-            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Id"));
-            if (mb == null)
-            {
-                mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ALBUMID"));
-            }
+            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Id"))
+                ?? GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ALBUMID"));
 
             audio.SetProviderId(MetadataProvider.MusicBrainzAlbum, mb);
 
-            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Group Id"));
-            if (mb == null)
-            {
-                mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_RELEASEGROUPID"));
-            }
+            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Group Id"))
+                ?? GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_RELEASEGROUPID"));
 
             audio.SetProviderId(MetadataProvider.MusicBrainzReleaseGroup, mb);
 
-            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Track Id"));
-            if (mb == null)
-            {
-                mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_RELEASETRACKID"));
-            }
+            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Track Id"))
+                ?? GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_RELEASETRACKID"));
 
             audio.SetProviderId(MetadataProvider.MusicBrainzTrack, mb);
         }
@@ -1290,15 +1275,7 @@ namespace MediaBrowser.MediaEncoding.Probing
 
         private IEnumerable<string> GetSplitWhitelist()
         {
-            if (_splitWhiteList == null)
-            {
-                _splitWhiteList = new List<string>
-                        {
-                            "AC/DC"
-                        };
-            }
-
-            return _splitWhiteList;
+            return _splitWhiteList ??= new List<string> { "AC/DC" };
         }
 
         /// <summary>
-- 
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