UI: Simplify LDN data logic

src/Ryujinx.UI.Common/App/LdnGameDataList.cs

@@ -0,0 +1,24 @@
+using LibHac.Ns;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Ryujinx.UI.App.Common
+{
+    public class LdnGameDataArray
+    {
+        private readonly LdnGameData[] _ldnDatas;
+
+        public LdnGameDataArray(IEnumerable<LdnGameData> receivedData, ref ApplicationControlProperty acp)
+        {
+            LibHac.Common.FixedArrays.Array8<ulong> communicationId = acp.LocalCommunicationId;
+
+            _ldnDatas = receivedData.Where(game =>
+                communicationId.Items.Contains(Convert.ToUInt64(game.TitleId, 16))
+            ).ToArray();
+        }
+
+        public int PlayerCount => _ldnDatas.Sum(it => it.PlayerCount);
+        public int GameCount => _ldnDatas.Length;
+    }
+}