优先级队列，增加hash去重，覆盖优先级测试

IRC.Core.SCP/Service/FileUploadRecordService.cs

@@ -42,6 +42,7 @@ public class FileUploadRecordAddOrEdit
     public string UploadBatchId { get; set; }
     public BatchDataType BatchDataType { get; set; }
 
+    public string StudyCode { get; set; }
 
     public Guid? TrialId { get; set; }
 
@@ -82,7 +83,7 @@ public class FileUploadRecordService(IRepository<FileUploadRecord> _fileUploadRe
 
 
 
-  
+
 
     public async Task<IResponseOutput> AddOrUpdateFileUploadRecord(FileUploadRecordAddOrEdit addOrEditFileUploadRecord)
     {
@@ -98,6 +99,18 @@ public class FileUploadRecordService(IRepository<FileUploadRecord> _fileUploadRe
                 addOrEditFileUploadRecord.TargetRegion = find.TargetRegion;
 
             }
+            else
+            {
+                //前后端调试的时候，上传的时候域名不对应，自动按照后端配置设置上传区域和同步区域
+                var apiDefalut = ObjectStoreServiceConfig.SyncConfigList.FirstOrDefault(t => t.UploadRegion == ObjectStoreServiceConfig.ApiDeployRegion);
+
+                if (apiDefalut != null)
+                {
+                    addOrEditFileUploadRecord.UploadRegion = apiDefalut.UploadRegion;
+                    addOrEditFileUploadRecord.TargetRegion = apiDefalut.TargetRegion;
+
+                }
+            }
         }
 
         if (addOrEditFileUploadRecord.TrialId != null)
@@ -122,7 +135,9 @@ public class FileUploadRecordService(IRepository<FileUploadRecord> _fileUploadRe
             }
             else
             {
-                addOrEditFileUploadRecord.TargetRegion = "";
+                addOrEditFileUploadRecord.IsNeedSync = false;
+
+                //addOrEditFileUploadRecord.TargetRegion = "";
 
             }
 
@@ -154,40 +169,149 @@ public class FileUploadRecordService(IRepository<FileUploadRecord> _fileUploadRe
 
 
 
-/// <summary>
-/// 同步队列 信号量
-/// </summary>
-public class FileSyncQueue
+public sealed class FileSyncQueue
 {
+    /// <summary>
+    /// 优先级队列（仅负责排序）
+    /// </summary>
     private readonly PriorityQueue<Guid, int> _queue = new();
+
+    /// <summary>
+    /// 当前等待中的任务（唯一真实数据）
+    /// key = Guid
+    /// value = 最新 priority
+    /// </summary>
+    private readonly Dictionary<Guid, int> _waiting = new();
+
+    /// <summary>
+    /// 正在执行的任务（防止重复执行）
+    /// </summary>
+    private readonly HashSet<Guid> _running = new();
+
+    /// <summary>
+    /// worker 等待信号
+    /// </summary>
     private readonly SemaphoreSlim _signal = new(0);
+
+
     private readonly object _lock = new();
 
+    // ============================================================
+    // Enqueue
+    // ============================================================
+
+    /// <summary>
+    /// 入队（同 Guid 会覆盖优先级）
+    /// </summary>
     public void Enqueue(Guid id, int priority)
     {
+        bool needSignal = false;
+
         lock (_lock)
         {
-            // priority 越大越优先
+            // 如果正在执行，忽略（防止重复）
+            if (_running.Contains(id))
+                return;
+
+            // 是否新任务（用于减少 signal 风暴）
+            if (!_waiting.ContainsKey(id))
+                needSignal = true;
+
+            // 更新为最新优先级（最后一次为准）
+            _waiting[id] = priority;   //等价于添加或者更新
+
+            // PriorityQueue 无法更新节点
+            // 允许旧节点存在，Dequeue 时过滤
             _queue.Enqueue(id, -priority);
         }
 
-        //类似于计数器，不会产生通知风暴，可消费资源 +1
-        //if (有等待线程)  唤醒一个 else 仅增加计数
-        _signal.Release(); // 唤醒一个 worker
+        // 只有新增任务才唤醒 worker
+        if (needSignal)
+            _signal.Release();
     }
 
+    // ============================================================
+    // Dequeue
+    // ============================================================
+
     /// <summary>
-    /// 如果没有任务 → 挂起等待  有任务 → 被唤醒并返回
+    /// 获取一个待执行任务（无任务时自动等待）
     /// </summary>
-    /// <param name="ct"></param>
-    /// <returns></returns>
     public async Task<Guid> DequeueAsync(CancellationToken ct)
     {
-        await _signal.WaitAsync(ct);
+        while (true)
+        {
+            await _signal.WaitAsync(ct);
 
+            lock (_lock)
+            {
+                while (_queue.Count > 0)
+                {
+                    var id = _queue.Dequeue();
+
+                    // 已被覆盖或取消
+                    if (!_waiting.TryGetValue(id, out _))
+                        continue;
+
+                    // 标记为运行中
+                    _waiting.Remove(id);
+                    _running.Add(id);
+
+                    return id;
+                }
+            }
+        }
+    }
+
+    // ============================================================
+    // Complete
+    // ============================================================
+
+    /// <summary>
+    /// 任务执行完成（必须调用）
+    /// </summary>
+    public void Complete(Guid id)
+    {
         lock (_lock)
         {
-            return _queue.Dequeue();
+            _running.Remove(id);
+        }
+    }
+
+    // ============================================================
+    // Snapshot
+    // ============================================================
+
+    /// <summary>
+    /// 当前等待中的任务快照
+    /// </summary>
+    public Guid[] Snapshot()
+    {
+        lock (_lock)
+        {
+            return _waiting.Keys.ToArray();
+        }
+    }
+
+    // ============================================================
+    // 状态信息（调试用）
+    // ============================================================
+
+    public int WaitingCount
+    {
+        get
+        {
+            lock (_lock)
+                return _waiting.Count;
+        }
+    }
+
+    public int RunningCount
+    {
+        get
+        {
+            lock (_lock)
+                return _running.Count;
         }
     }
 }