More efficient array creation (#11468)

5 files changed, 13 insertions, 24 deletions

diff --git a/src/Jellyfin.LiveTv/Channels/ChannelManager.cs b/src/Jellyfin.LiveTv/Channels/ChannelManager.cs
index cce2911dc..83f68ab50 100644
--- a/src/Jellyfin.LiveTv/Channels/ChannelManager.cs
+++ b/src/Jellyfin.LiveTv/Channels/ChannelManager.cs
@@ -1130,7 +1130,7 @@ namespace Jellyfin.LiveTv.Channels
             {
                 if (!item.Tags.Contains("livestream", StringComparison.OrdinalIgnoreCase))
                 {
-                    item.Tags = item.Tags.Concat(new[] { "livestream" }).ToArray();
+                    item.Tags = [..item.Tags, "livestream"];
                     _logger.LogDebug("Forcing update due to Tags {0}", item.Name);
                     forceUpdate = true;
                 }
diff --git a/src/Jellyfin.LiveTv/Listings/ListingsManager.cs b/src/Jellyfin.LiveTv/Listings/ListingsManager.cs
index 87f47611e..dfd376092 100644
--- a/src/Jellyfin.LiveTv/Listings/ListingsManager.cs
+++ b/src/Jellyfin.LiveTv/Listings/ListingsManager.cs
@@ -60,14 +60,13 @@ public class ListingsManager : IListingsManager
 
         var config = _config.GetLiveTvConfiguration();
 
-        var list = config.ListingProviders.ToList();
-        int index = list.FindIndex(i => string.Equals(i.Id, info.Id, StringComparison.OrdinalIgnoreCase));
+        var list = config.ListingProviders;
+        int index = Array.FindIndex(list, i => string.Equals(i.Id, info.Id, StringComparison.OrdinalIgnoreCase));
 
         if (index == -1 || string.IsNullOrWhiteSpace(info.Id))
         {
             info.Id = Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture);
-            list.Add(info);
-            config.ListingProviders = list.ToArray();
+            config.ListingProviders = [..list, info];
         }
         else
         {
@@ -236,13 +235,12 @@ public class ListingsManager : IListingsManager
 
         if (!string.Equals(tunerChannelNumber, providerChannelNumber, StringComparison.OrdinalIgnoreCase))
         {
-            var list = listingsProviderInfo.ChannelMappings.ToList();
-            list.Add(new NameValuePair
+            var newItem = new NameValuePair
             {
                 Name = tunerChannelNumber,
                 Value = providerChannelNumber
-            });
-            listingsProviderInfo.ChannelMappings = list.ToArray();
+            };
+            listingsProviderInfo.ChannelMappings = [..listingsProviderInfo.ChannelMappings, newItem];
         }
 
         _config.SaveConfiguration("livetv", config);
diff --git a/src/Jellyfin.LiveTv/LiveTvManager.cs b/src/Jellyfin.LiveTv/LiveTvManager.cs
index c19d8195c..0c85dc434 100644
--- a/src/Jellyfin.LiveTv/LiveTvManager.cs
+++ b/src/Jellyfin.LiveTv/LiveTvManager.cs
@@ -939,7 +939,7 @@ namespace Jellyfin.LiveTv
                     {
                         var internalChannelId = _tvDtoService.GetInternalChannelId(i.Item2.Name, i.Item1.ChannelId);
                         var channel = _libraryManager.GetItemById(internalChannelId);
-                        channelName = channel is null ? null : channel.Name;
+                        channelName = channel?.Name;
                     }
 
                     return _tvDtoService.GetSeriesTimerInfoDto(i.Item1, i.Item2, channelName);
diff --git a/src/Jellyfin.LiveTv/Timers/ItemDataProvider.cs b/src/Jellyfin.LiveTv/Timers/ItemDataProvider.cs
index 18e4810a2..9e7323f5b 100644
--- a/src/Jellyfin.LiveTv/Timers/ItemDataProvider.cs
+++ b/src/Jellyfin.LiveTv/Timers/ItemDataProvider.cs
@@ -115,11 +115,7 @@ namespace Jellyfin.LiveTv.Timers
                     throw new ArgumentException("item already exists", nameof(item));
                 }
 
-                int oldLen = _items.Length;
-                var newList = new T[oldLen + 1];
-                _items.CopyTo(newList, 0);
-                newList[oldLen] = item;
-                _items = newList;
+                _items = [.._items, item];
 
                 SaveList();
             }
@@ -134,11 +130,7 @@ namespace Jellyfin.LiveTv.Timers
                 int index = Array.FindIndex(_items, i => EqualityComparer(i, item));
                 if (index == -1)
                 {
-                    int oldLen = _items.Length;
-                    var newList = new T[oldLen + 1];
-                    _items.CopyTo(newList, 0);
-                    newList[oldLen] = item;
-                    _items = newList;
+                    _items = [.._items, item];
                 }
                 else
                 {
diff --git a/src/Jellyfin.LiveTv/TunerHosts/TunerHostManager.cs b/src/Jellyfin.LiveTv/TunerHosts/TunerHostManager.cs
index 60be19c68..473f00153 100644
--- a/src/Jellyfin.LiveTv/TunerHosts/TunerHostManager.cs
+++ b/src/Jellyfin.LiveTv/TunerHosts/TunerHostManager.cs
@@ -76,14 +76,13 @@ public class TunerHostManager : ITunerHostManager
 
         var config = _config.GetLiveTvConfiguration();
 
-        var list = config.TunerHosts.ToList();
-        var index = list.FindIndex(i => string.Equals(i.Id, info.Id, StringComparison.OrdinalIgnoreCase));
+        var list = config.TunerHosts;
+        var index = Array.FindIndex(list, i => string.Equals(i.Id, info.Id, StringComparison.OrdinalIgnoreCase));
 
         if (index == -1 || string.IsNullOrWhiteSpace(info.Id))
         {
             info.Id = Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture);
-            list.Add(info);
-            config.TunerHosts = list.ToArray();
+            config.TunerHosts = [..list, info];
         }
         else
         {