Initial

MareSynchronos/Interop/Ipc/RedrawManager.cs

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+using Dalamud.Game.ClientState.Objects.Types;
+using MareSynchronos.PlayerData.Handlers;
+using MareSynchronos.Services;
+using MareSynchronos.Services.Mediator;
+using MareSynchronos.Utils;
+using Microsoft.Extensions.Logging;
+using System.Collections.Concurrent;
+
+namespace MareSynchronos.Interop.Ipc;
+
+public class RedrawManager
+{
+    private readonly MareMediator _mareMediator;
+    private readonly DalamudUtilService _dalamudUtil;
+    private readonly ConcurrentDictionary<nint, bool> _penumbraRedrawRequests = [];
+    private CancellationTokenSource _disposalCts = new();
+
+    public SemaphoreSlim RedrawSemaphore { get; init; } = new(2, 2);
+
+    public RedrawManager(MareMediator mareMediator, DalamudUtilService dalamudUtil)
+    {
+        _mareMediator = mareMediator;
+        _dalamudUtil = dalamudUtil;
+    }
+
+    public async Task PenumbraRedrawInternalAsync(ILogger logger, GameObjectHandler handler, Guid applicationId, Action<ICharacter> action, CancellationToken token)
+    {
+        _mareMediator.Publish(new PenumbraStartRedrawMessage(handler.Address));
+
+        _penumbraRedrawRequests[handler.Address] = true;
+
+        try
+        {
+            using CancellationTokenSource cancelToken = new CancellationTokenSource();
+            using CancellationTokenSource combinedCts = CancellationTokenSource.CreateLinkedTokenSource(cancelToken.Token, token, _disposalCts.Token);
+            var combinedToken = combinedCts.Token;
+            cancelToken.CancelAfter(TimeSpan.FromSeconds(15));
+            await handler.ActOnFrameworkAfterEnsureNoDrawAsync(action, combinedToken).ConfigureAwait(false);
+
+            if (!_disposalCts.Token.IsCancellationRequested)
+                await _dalamudUtil.WaitWhileCharacterIsDrawing(logger, handler, applicationId, 30000, combinedToken).ConfigureAwait(false);
+        }
+        finally
+        {
+            _penumbraRedrawRequests[handler.Address] = false;
+            _mareMediator.Publish(new PenumbraEndRedrawMessage(handler.Address));
+        }
+    }
+
+    internal void Cancel()
+    {
+        _disposalCts = _disposalCts.CancelRecreate();
+    }
+}