[U] sync with ft

sdk-intergration/Packages/tysdk/Runtime/TYSDKCallbackManager.cs

@@ -71,6 +71,49 @@ namespace tysdk
             return tcs.Task;
         }
 
+        /// <summary>
+        /// 重置已注册 callback 的超时时间：取消先前安排的延时 <see cref="CancellationTokenSource.Cancel"/>,
+        /// 并从<strong>当前时刻</strong>起在 <paramref name="newTimeout"/> 后触发取消（与构造时传入的延时等价，见 <see cref="CancellationTokenSource.CancelAfter(System.TimeSpan)"/>）。
+        /// </summary>
+        /// <typeparam name="T">Callback 数据类型</typeparam>
+        /// <param name="newTimeout">新的超时时间；若需立即按超时处理可使用 <see cref="TimeSpan.Zero"/></param>
+        /// <returns>找到未完成 pending 并成功重置则为 true</returns>
+        public bool ResetCallbackTimeout<T>(TimeSpan newTimeout) where T : class
+        {
+            if (_disposed)
+                throw new ObjectDisposedException(nameof(TYSDKCallbackManager));
+
+            var callbackId = typeof(T).Name;
+
+            if (!_callbacks.TryGetValue(callbackId, out var entry))
+            {
+                UnityEngine.Debug.LogWarning($"[TYSDKCallbackManager] No pending callback found for type: {callbackId}");
+                return false;
+            }
+
+            if (entry.Task.IsCompleted)
+            {
+                UnityEngine.Debug.LogWarning($"[TYSDKCallbackManager] Callback {callbackId} already completed, cannot reset timeout");
+                return false;
+            }
+
+            var cts = entry.CancellationTokenSource;
+            if (cts == null)
+                return false;
+
+            try
+            {
+                cts.CancelAfter(newTimeout);
+                UnityEngine.Debug.Log($"[TYSDKCallbackManager] Reset timeout for {callbackId} to {newTimeout.TotalSeconds}s");
+                return true;
+            }
+            catch (ObjectDisposedException)
+            {
+                UnityEngine.Debug.LogWarning($"[TYSDKCallbackManager] CancellationTokenSource already disposed for {callbackId}");
+                return false;
+            }
+        }
+
         /// <summary>
         /// 触发callback
         /// </summary>