改了一亿个东西，修了一亿个 BUG

Utils/TaskQueue.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows.Threading;
+
+namespace AnotherReplayReader.Utils
+{
+    internal class TaskQueue
+    {
+        private readonly object _lock = new();
+        private readonly Dispatcher _dispatcher;
+        private Task _current = Task.CompletedTask;
+
+        public TaskQueue(Dispatcher dispatcher)
+        {
+            _dispatcher = dispatcher;
+        }
+
+        public Task Enqueue(Func<Task> getTask, CancellationToken cancelToken)
+        {
+            using var locker = new Lock(_lock);
+            _current = _current.ContinueWith(async t =>
+            {
+                await _dispatcher.InvokeAsync(getTask, DispatcherPriority.Background, cancelToken);
+            }, cancelToken);
+            return _current.IgnoreCancel();
+        }
+
+    }
+}