refactor: use CS blocklist funcs

Wholist/Game/BlockedCharacterHandler.cs

@@ -1,39 +1,19 @@
 using System;
-using Dalamud.Utility.Signatures;
 using FFXIVClientStructs.FFXIV.Client.Game.Character;
 using FFXIVClientStructs.FFXIV.Client.UI.Info;
-using Wholist.Common;
 
 namespace Wholist.Game
 {
     public sealed unsafe class BlockedCharacterHandler
     {
-        [Signature("48 83 EC 48 F6 81 ?? ?? ?? ?? ?? 75 ?? 33 C0 48 83 C4 48")]
-        private readonly GetBlockResultTypeDelegate? getBlockResultType = null!;
-        private delegate BlockResultType GetBlockResultTypeDelegate(InfoProxyBlacklist* thisPtr, ulong accountId, ulong contentId);
-
-        private enum BlockResultType
-        {
-            NotBlocked = 1,
-            BlockedByAccountId = 2,
-            BlockedByContentId = 3,
-        }
-
-        public BlockedCharacterHandler() => Services.GameInteropProvider.InitializeFromAttributes(this);
-
         /// <summary>
         ///     Whether a character or service account has been blocked by the local player.
         /// </summary>
         /// <exception cref="InvalidOperationException"></exception>
         public bool IsCharacterBlocked(BattleChara* chara)
         {
-            if (this.getBlockResultType == null)
-            {
-                throw new InvalidOperationException("GetBlockResultType signature wasn't found!");
-            }
-
             var infoProxyBlacklist = InfoProxyBlacklist.Instance();
-            return this.getBlockResultType(infoProxyBlacklist, chara->Character.AccountId, chara->Character.ContentId) != BlockResultType.NotBlocked;
+            return InfoProxyBlacklist.Instance()->GetBlockResultType(chara->Character.AccountId, chara->Character.ContentId) != InfoProxyBlacklist.BlockResultType.NotBlocked;
         }
     }
 }