diff --git a/Services/MinioDownloadTask.cs b/Services/MinioDownloadTask.cs
index 5d63252..749e99e 100644
--- a/Services/MinioDownloadTask.cs
+++ b/Services/MinioDownloadTask.cs
@@ -53,7 +53,7 @@ public class MinioDownloadTask : INotifyPropertyChanged
     [SugarColumn(ColumnName = "file_path")]
     public string FilePath { get; set; }
 
-    [SugarColumn(ColumnName = "status")] public string Status { get; private set; } = "等待中";
+    [SugarColumn(ColumnName = "status")] public string Status { get; set; } = "等待中";
 
     [SugarColumn(IsIgnore = true)]
     public string Progress
@@ -70,13 +70,14 @@ public class MinioDownloadTask : INotifyPropertyChanged
         CancelCommand = new CustomCommand(OnCancel);
     }
 
-    public MinioDownloadTask(MinioService minio, string bucket, string objectKey)
+    public MinioDownloadTask(MinioService minio, string bucket, string objectKey, string downDir)
     {
+        Status = "等待中";
         _minio = minio;
         Bucket = bucket;
         ObjectKey = objectKey;
         FileName = Path.GetFileName(objectKey);
-        FilePath = "f:\\dest";
+        FilePath = downDir;
         PauseCommand = new CustomCommand(OnPause);
         CancelCommand = new CustomCommand(OnCancel);
     }
@@ -103,7 +104,7 @@ public class MinioDownloadTask : INotifyPropertyChanged
                 await client.Updateable(updateTask).IgnoreNullColumns().ExecuteCommandAsync();
             }
 
-            Console.WriteLine($"{ObjectKey}文件下载中...");
+            Console.WriteLine($"id {TaskId} path: {FilePath} key: {ObjectKey}文件下载中...");
             updateTask.Status = "下载中";
             await _minio.DownLoadObject(Bucket, ObjectKey, FilePath, "");
             Status = "已完成";
diff --git a/View/Loyout/ExplorerControl.xaml b/View/Loyout/ExplorerControl.xaml
index b73b1ed..71558b8 100644
--- a/View/Loyout/ExplorerControl.xaml
+++ b/View/Loyout/ExplorerControl.xaml
@@ -27,8 +27,8 @@
 
                 <Button h:Cattach.Icon="&#xe892;" Command="{Binding UploadCommand}" Content="多文件上传" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />
                 <Button h:Cattach.Icon="&#xe892;" Command="{Binding UploadCommand1}" Content="文件夹上传" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />
-                <!--<Button h:Cattach.Icon="&#xe891;" Content="下载" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />
-                <Button h:Cattach.Icon="&#xe763;" Content="分享" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />-->
+                <Button h:Cattach.Icon="&#xe891;" Command="{Binding DownloadCommand}"  Content="下载" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />
+                <!--<Button h:Cattach.Icon="&#xe763;" Content="分享" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />-->
                 <Button h:Cattach.Icon="&#xe643;" Command="{Binding DeleteFolderCommand}" Content="删除" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />
                 <Button h:Cattach.Icon="&#xe688;" Command="{Binding CreateFolderCommand}" Content="新建文件夹" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />
                 <!--<Button h:Cattach.Icon="&#xe84f;" Content="离线下载" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />-->
diff --git a/ViewModel/Loyout/LoyoutViewModel.cs b/ViewModel/Loyout/LoyoutViewModel.cs
index 2b12360..c567fd8 100644
--- a/ViewModel/Loyout/LoyoutViewModel.cs
+++ b/ViewModel/Loyout/LoyoutViewModel.cs
@@ -1,4 +1,5 @@
-using System.ComponentModel;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
 using System.Diagnostics;
 using System.IO;
 using System.Timers;
@@ -19,6 +20,7 @@ using Hopetry.ViewModel.Send;
 using System.IO;
 using System.Security.AccessControl;
 using System.Diagnostics;
+using System.Net.Http.Json;
 using Microsoft.WindowsAPICodePack.Dialogs;
 using Hopetry.Models;
 using Yitter.IdGenerator;
@@ -27,9 +29,11 @@ using static System.Windows.Forms.VisualStyles.VisualStyleElement.Window;
 using HeBianGu.Control.Explorer;
 using Hopetry.Provider.Behaviors;
 using System.Text;
+using Hopetry.Provider;
 using Minio.ApiEndpoints;
 using Minio.DataModel;
 using Minio.DataModel.Args;
+using Newtonsoft.Json;
 using Timer = System.Timers.Timer;
 using System.Collections.ObjectModel;
 using Hopetry.Provider;
@@ -41,6 +45,7 @@ namespace HeBianGu.App.Disk
     {
         private readonly FileUploadService _uploadService;
         private string _path;
+
         /// <summary> 说明  </summary>
         public string Path
         {
@@ -54,6 +59,7 @@ namespace HeBianGu.App.Disk
 
 
         private string _nearPath;
+
         /// <summary> 说明  </summary>
         public string NearPath
         {
@@ -67,6 +73,7 @@ namespace HeBianGu.App.Disk
 
 
         private string _sharePath;
+
         /// <summary> 说明  </summary>
         public string SharePath
         {
@@ -79,7 +86,6 @@ namespace HeBianGu.App.Disk
         }
 
 
-
         protected override void Init()
         {
             Path = Environment.GetFolderPath(Environment.SpecialFolder.MyComputer);
@@ -89,7 +95,8 @@ namespace HeBianGu.App.Disk
             SharePath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
 
             // LinkActions.Add(new LinkAction() { Action = "Near", Controller = "Loyout", DisplayName = "最近使用", Logo = "\xe6f3" });
-            LinkActions.Add(new LinkAction() { Action = "Explorer", Controller = "Loyout", DisplayName = "全部文件", Logo = "" });
+            LinkActions.Add(new LinkAction()
+                { Action = "Explorer", Controller = "Loyout", DisplayName = "全部文件", Logo = "" });
             // LinkActions.Add(new LinkAction() { Action = "Image", Controller = "Loyout", DisplayName = "    图片", Logo = "" });
             // LinkActions.Add(new LinkAction() { Action = "Video", Controller = "Loyout", DisplayName = "    视频", Logo = "" });
             // LinkActions.Add(new LinkAction() { Action = "Document", Controller = "Loyout", DisplayName = "    文档", Logo = "" });
@@ -100,21 +107,18 @@ namespace HeBianGu.App.Disk
             //LinkActions.Add(new LinkAction() { Action = "Share", Controller = "Loyout", DisplayName = "我的分享", Logo = "\xe764" });
             // LinkActions.Add(new LinkAction() { Action = "Near", Controller = "Loyout", DisplayName = "回收站", Logo = "\xe618" });
 
-            Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Loaded, new Action(() =>
-                      {
-                          SelectLink = LinkActions[0];
-                      }));
-
+            Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Loaded,
+                new Action(() => { SelectLink = LinkActions[0]; }));
         }
 
 
         protected override void Loaded(string args)
         {
-
         }
 
-        
+
         #region 文件上传
+
         private SendViewModel _sendViewModel;
         private IConfiguration config;
         private SemaphoreSlim _semaphore = new SemaphoreSlim(5);
@@ -131,8 +135,11 @@ namespace HeBianGu.App.Disk
 
         public ICommand UploadCommand { get; }
         public ICommand UploadCommand1 { get; }
-        public ICommand CreateFolderCommand {  get; }
-        public ICommand DeleteFolderCommand {  get; }
+        public ICommand CreateFolderCommand { get; }
+        public ICommand DownloadCommand { get; set; }
+
+        public ICommand DeleteFolderCommand { get; }
+
         //public ICommand SelectItemsCommand { get; }
         public LoyoutViewModel(SendViewModel sendViewModel)
         {
@@ -142,15 +149,38 @@ namespace HeBianGu.App.Disk
             UploadCommand1 = new AsyncRelayCommand(async () => await UploadFile1());
             CreateFolderCommand = new AsyncRelayCommand(async () => await CreateNewFolderAsync());
             DeleteFolderCommand = new AsyncRelayCommand(async () => await DeleteSelectedItemsAsync());
+            DownloadCommand = new AsyncRelayCommand(async () => await DoDownloadCommand());
             //SelectItemsCommand = new AsyncRelayCommand(async () => await RelayCommand<SystemInfoModel>(SelectItem)SelectItem());
             // 初始化Timer 
             _progressTimer = new Timer(1000);
             _progressTimer.Elapsed += UpdateProgress;
-            _sendViewModel.UpLoadItems.CollectionChanged += (s, e) =>
-            {
-                _sendViewModel.UpdateUploadingItems();
-            };
+            _sendViewModel.UpLoadItems.CollectionChanged += (s, e) => { _sendViewModel.UpdateUploadingItems(); };
         }
+
+        private async Task DoDownloadCommand()
+        {
+            // todo 当为文件时，处理
+            var selectedItems = _selectedItems;
+            // 清除选中
+            //SelectedItems = [];
+            foreach (var item in selectedItems)
+            {
+                if (item is MinIOFileModel file)
+                {
+                    var temp = (MinIOFileInfo)file.Model;
+                    var objectKey = temp.FullName.Replace(temp.BucketName + "/", "");
+                    ViewModelLocator.DownViewModel.AddTask(temp.BucketName, objectKey);
+                }
+
+                if (item is MinIODirectoryModel dir)
+                {
+                    Console.WriteLine("建设中...");
+                    //return ((MinIODirectoryInfo)dir.Model).BucketName;
+                }
+            }
+
+        }
+
         // 添加设置Behavior的方法
         public void SetExplorerBehavior(ExplorerMinIOBehavior behavior)
         {
@@ -171,10 +201,7 @@ namespace HeBianGu.App.Disk
                 double totalBytes = _sendViewModel.UpLoadItems.Sum(r => r.Double1);
                 double progress = Math.Round((currentBytes / totalBytes) * 100, 2);
 
-                Application.Current.Dispatcher.Invoke(() =>
-                {
-                    _sendViewModel.Progress = progress;
-                });
+                Application.Current.Dispatcher.Invoke(() => { _sendViewModel.Progress = progress; });
             }
         }
 
@@ -229,6 +256,7 @@ namespace HeBianGu.App.Disk
                     var ut = CreateUploadItem(filePath, System.IO.Path.GetFileName(filePath));
                     _sendViewModel.UpLoadItems.Add(ut);
                 }
+
                 _uploadCount = _sendViewModel.UpLoadItems.Count;
                 //_uploadCount = _sendViewModel.UpLoadItems.Count;
                 _completeCount = _sendViewModel.UpLoadItems.Where(r => r.Value3 == "已完成").Count();
@@ -267,10 +295,12 @@ namespace HeBianGu.App.Disk
 
                 foreach (string filePath in files)
                 {
-                    string relativePath = folderName + "/" + filePath.Substring(folderPath.Length + 1).Replace('\\', '/');
+                    string relativePath =
+                        folderName + "/" + filePath.Substring(folderPath.Length + 1).Replace('\\', '/');
                     var ut = CreateUploadItem(filePath, relativePath);
                     _sendViewModel.UpLoadItems.Add(ut);
                 }
+
                 _uploadCount = _sendViewModel.UpLoadItems.Count;
                 _completeCount = _sendViewModel.UpLoadItems.Where(r => r.Value3 == "已完成").Count();
                 _sendViewModel.FileCount = _completeCount + "/" + _uploadCount;
@@ -287,27 +317,27 @@ namespace HeBianGu.App.Disk
         private UpLoadItems CreateUploadItem(string filePath, string objectName)
         {
             FileInfo fileInfo = new FileInfo(filePath);
-            string sizeText = fileInfo.Length < 1024 * 1024 ?
-                $"{Math.Ceiling((decimal)fileInfo.Length / 1024)}KB" :
-                $"{Math.Ceiling((decimal)fileInfo.Length / (1024 * 1024))}MB";
+            string sizeText = fileInfo.Length < 1024 * 1024
+                ? $"{Math.Ceiling((decimal)fileInfo.Length / 1024)}KB"
+                : $"{Math.Ceiling((decimal)fileInfo.Length / (1024 * 1024))}MB";
 
             //写入数据库
-            FUpload fp= new FUpload();
-            fp.Id= Guid.NewGuid().ToString(); 
-            fp.FileName= objectName;
+            FUpload fp = new FUpload();
+            fp.Id = Guid.NewGuid().ToString();
+            fp.FileName = objectName;
             fp.FileSize = fileInfo.Length;
             fp.FilePath = filePath;
             fp.FileType = fileInfo.Extension;
-            fp.CreateTime=DateTime.Now;
-            fp.IsComplete=false;
-            fp.FileSizeText=sizeText;
+            fp.CreateTime = DateTime.Now;
+            fp.IsComplete = false;
+            fp.FileSizeText = sizeText;
             if (_uploadService.AddFile(fp))
             {
                 return new UpLoadItems
                 {
                     Value = System.IO.Path.GetFileName(filePath),
                     Value3 = "等待上传",
-                    Value4 = fp.Id,     //唯一标识，与数据库一致
+                    Value4 = fp.Id, //唯一标识，与数据库一致
                     Value5 = filePath,
                     Value6 = objectName,
                     Double1 = fileInfo.Length,
@@ -377,8 +407,8 @@ namespace HeBianGu.App.Disk
         {
             ut.Bool1 = true;
             var builder = new ConfigurationBuilder()
-                        .SetBasePath(Directory.GetCurrentDirectory())
-                        .AddJsonFile("global.json", optional: false, reloadOnChange: true);
+                .SetBasePath(Directory.GetCurrentDirectory())
+                .AddJsonFile("global.json", optional: false, reloadOnChange: true);
             // 构建配置
             var config = builder.Build();
             // 从配置获取MinIO设置更安全
@@ -386,10 +416,9 @@ namespace HeBianGu.App.Disk
                 .WithEndpoint(config["Minio:Endpoint"])
                 .WithCredentials(config["Minio:AccessKey"], config["Minio:SecretKey"])
                 .Build();
-            
+
             try
             {
-
                 string bucketName = config["Minio:BucketName"];
 
                 // 确保桶存在
@@ -411,9 +440,9 @@ namespace HeBianGu.App.Disk
 
                         int slashIndex = ut.Value1.IndexOf('/');
                         string sizePart = ut.Value1.Substring(slashIndex);
-                        string transferredPart = trans < 1024 * 1024 ?
-                            $"{Math.Ceiling((decimal)trans / 1024)}KB" :
-                            $"{Math.Ceiling((decimal)trans / (1024 * 1024))}MB";
+                        string transferredPart = trans < 1024 * 1024
+                            ? $"{Math.Ceiling((decimal)trans / 1024)}KB"
+                            : $"{Math.Ceiling((decimal)trans / (1024 * 1024))}MB";
 
                         ut.Value1 = $"{transferredPart}{sizePart}";
                         if (progressReport.Percentage == 100)
@@ -425,7 +454,7 @@ namespace HeBianGu.App.Disk
                             ut.Value3 = "已完成";
                             _sendViewModel.UpdateUploadingItems();
                             _completeCount++;
-                            _sendViewModel.FileCount=_completeCount+"/"+_uploadCount;           
+                            _sendViewModel.FileCount = _completeCount + "/" + _uploadCount;
                         }
                         else
                         {
@@ -440,14 +469,11 @@ namespace HeBianGu.App.Disk
                     .WithFileName(ut.Value5)
                     .WithProgress(progress);
 
-                await client.PutObjectAsync(putObjectArgs);            
+                await client.PutObjectAsync(putObjectArgs);
             }
             catch (Exception ex)
             {
-                Application.Current.Dispatcher.Invoke(() =>
-                {
-                    ut.Value3 = $"上传失败: {ex.Message}";
-                });
+                Application.Current.Dispatcher.Invoke(() => { ut.Value3 = $"上传失败: {ex.Message}"; });
             }
         }
 
@@ -462,10 +488,13 @@ namespace HeBianGu.App.Disk
                 MessageBox.Show($"关机失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
             }
         }
+
         #endregion
 
         #region 文件列表
+
         private string _currentMinIOPath;
+
         /// <summary> 说明CurrentMinIOPath  </summary>
         public string CurrentMinIOPath
         {
@@ -495,7 +524,6 @@ namespace HeBianGu.App.Disk
         }
 
 
-
         public ObservableCollection<SystemInfoModel> Items { get; } = new ObservableCollection<SystemInfoModel>();
 
         private async Task CreateNewFolderAsync()
@@ -530,8 +558,8 @@ namespace HeBianGu.App.Disk
         public async Task CreateMinIOFolder(string folderName)
         {
             var builder = new ConfigurationBuilder()
-            .SetBasePath(Directory.GetCurrentDirectory())
-            .AddJsonFile("global.json", optional: false, reloadOnChange: true);
+                .SetBasePath(Directory.GetCurrentDirectory())
+                .AddJsonFile("global.json", optional: false, reloadOnChange: true);
             // 构建配置
             var config = builder.Build();
             // 从配置获取MinIO设置更安全
@@ -566,7 +594,7 @@ namespace HeBianGu.App.Disk
                             .WithBucket(bucketName)
                             .WithObject(prefix + folderName)
                             .WithStreamData(emptyStream)
-                            .WithObjectSize(1)  // 必须设置为0
+                            .WithObjectSize(1) // 必须设置为0
                             .WithContentType("application/x-directory"));
                 }
 
@@ -594,18 +622,27 @@ namespace HeBianGu.App.Disk
 
             return CurrentMinIOPath.Substring(CurrentMinIOPath.IndexOf('/') + 1);
         }
+
         #endregion
 
         #region 删除文件夹
+
         private ObservableCollection<SystemInfoModel> _selectedItems = new ObservableCollection<SystemInfoModel>();
+
         public ObservableCollection<SystemInfoModel> SelectedItems
         {
             get { return _selectedItems; }
-            set { _selectedItems = value; RaisePropertyChanged(); }
+            set
+            {
+                _selectedItems = value;
+                RaisePropertyChanged();
+            }
         }
 
         private ICommand _selectItemsCommand;
-        public ICommand SelectItemsCommand => _selectItemsCommand ?? (_selectItemsCommand = new RelayCommand<SystemInfoModel>(SelectItem));
+
+        public ICommand SelectItemsCommand => _selectItemsCommand ??
+                                              (_selectItemsCommand = new RelayCommand<SystemInfoModel>(SelectItem));
 
         private void SelectItem(SystemInfoModel item)
         {
@@ -620,6 +657,7 @@ namespace HeBianGu.App.Disk
                 SelectedItems.Add(item);
             }
         }
+
         private async Task DeleteSelectedItemsAsync()
         {
             try
@@ -720,7 +758,6 @@ namespace HeBianGu.App.Disk
         }
 
         #endregion
-
     }
 
     internal class DataFileViewModel : ObservableSourceViewModel<TestViewModel>
@@ -728,7 +765,6 @@ namespace HeBianGu.App.Disk
         protected override void Init()
         {
             base.Init();
-
         }
     }
-}
+}
\ No newline at end of file
diff --git a/ViewModel/Send/DownViewModel.cs b/ViewModel/Send/DownViewModel.cs
index b4c5be5..127b1ad 100644
--- a/ViewModel/Send/DownViewModel.cs
+++ b/ViewModel/Send/DownViewModel.cs
@@ -2,7 +2,6 @@
 using System.Collections.ObjectModel;
 using System.ComponentModel;
 using System.Diagnostics;
-using System.IO;
 using System.Windows.Data;
 using System.Windows.Input;
 using HeBianGu.Base.WpfBase;
@@ -11,7 +10,6 @@ using Hopetry.Models;
 using Hopetry.Provider;
 using Hopetry.Services;
 using Newtonsoft.Json;
-using SqlSugar;
 
 namespace Hopetry.ViewModel.Send;
 
@@ -22,13 +20,12 @@ public class DownViewModel : MvcViewModelBase
 
     public RelayCommand<MinioDownloadTask> OpenDownItemFolder { get; set; }
     private readonly ConcurrentQueue<MinioDownloadTask> _taskQueue = new();
-    private SemaphoreSlim _concurrencySemaphore;
+    private SemaphoreSlim _semaphore;
 
     private CancellationTokenSource _processingCts = new();
     public int count { get; set; }
-
-    private SemaphoreSlim _semaphore;
     private readonly ReaderWriterLockSlim _lock = new();
+    
 
     /// <summary>
     /// 全部任务动态标题
@@ -70,7 +67,7 @@ public class DownViewModel : MvcViewModelBase
     }
 
     // 绑定属性
-    public ObservableCollection<MinioDownloadTask> AllTasks { get; set; } = new();
+    public ObservableCollection<MinioDownloadTask> AllTasks { get; set; }
 
 
     public ICollectionView RunningTasksView { get; set; }
@@ -106,27 +103,23 @@ public class DownViewModel : MvcViewModelBase
     // 命令
     public ICommand AddTaskCommand { get; set; }
     public ICommand ClearFinishedCommand { get; }
-
+    private readonly ISerializerService _serializerService;
 
     /// <summary>
     /// 构造函数
     /// </summary>
     /// <param name="minioService"></param>
-    public DownViewModel(MinioService minioService, SemaphoreSlim semaphore)
+    public DownViewModel(MinioService minioService, ISerializerService serializerService)
     {
+        _serializerService = serializerService;
         _minioService = minioService;
-        _semaphore = semaphore;
         Console.WriteLine("初始化DownViewModel");
         using var client = SqlSugarConfig.GetSqlSugarScope();
         var data = client.Ado.SqlQuery<MinioDownloadTask>($"select * from download_task");
-        //DownItems = new ObservableCollection<DownItem>(data);
         AllTasks = new ObservableCollection<MinioDownloadTask>(data);
         AllTaskHeader = $"全部（{AllTasks.Count}）";
         //Console.WriteLine(JsonConvert.SerializeObject(data));
         OpenDownItemFolder = new RelayCommand<MinioDownloadTask>(DoOpenDownItemFolder);
-        // 命令初始化
-        // AddTaskCommand = new RelayCommand(AddTask, CanAddTask);
-        // 修正：使用 CollectionViewSource 确保通知
         var cvsRunning = new CollectionViewSource { Source = AllTasks };
         cvsRunning.Filter += (s, e) =>
         {
@@ -142,15 +135,7 @@ public class DownViewModel : MvcViewModelBase
             e.Accepted = b;
         };
         FinishedTasksView = cvsFinished.View;
-        if (FinishedTasksView is ListCollectionView finishListView)
-        {
-            FinishedTaskHeader = $"已完成（{finishListView.Count}）";
-        }
-
-        if (RunningTasksView is ListCollectionView runningListView)
-        {
-            RunningTaskHeader = $"下载中（{runningListView.Count}）";
-        }
+        RefreshViewHeader();
 
         // 关键：订阅数据源变更事件，强制视图刷新
         AllTasks.CollectionChanged += (s, e) =>
@@ -166,41 +151,51 @@ public class DownViewModel : MvcViewModelBase
 
         // 启动任务处理线程
         _semaphore = new SemaphoreSlim(_maxConcurrent);
-        // 启动任务处理线程
-        _concurrencySemaphore = new SemaphoreSlim(_maxConcurrent);
         new Thread(ProcessTasksLoop) { IsBackground = true }.Start();
-
-
-        AddTaskCommand = new ActionCommand(AddTask);
+        //AddTaskCommand = new ActionCommand(AddTask);
     }
 
-    private void ProcessTasksLoop()
+    private void RefreshViewHeader()
     {
+        if (FinishedTasksView is ListCollectionView finishListView)
+        {
+            FinishedTaskHeader = $"已完成（{finishListView.Count}）";
+        }
+
+        if (RunningTasksView is ListCollectionView runningListView)
+        {
+            RunningTaskHeader = $"下载中（{runningListView.Count}）";
+        }
+    }
+
+    private async void ProcessTasksLoop()
+    {
+        int c1 = 1;
         while (!_processingCts.IsCancellationRequested)
         {
-            _semaphore.WaitAsync();
-            // 按当前并发数启动任务
-            for (int i = 0; i < _maxConcurrent; i++)
+            await _semaphore.WaitAsync();
+            Console.WriteLine("获得下载许可");
+            if (_taskQueue.TryDequeue(out var task))
             {
-                if (_taskQueue.TryDequeue(out var task))
-                {
-                    // 启动新线程执行下载任务
-                    _ = Task.Run(() => ExecuteTaskAsync(task));
-                }
+                Console.WriteLine($"开启下载任务：{c1++}");
+                // 启动新线程执行下载任务
+                // _ = Task.Run(() => ExecuteTaskAsync(task));
+                _ = ExecuteTaskAsync(task).ContinueWith(_ => _semaphore.Release());
             }
 
             Thread.Sleep(100);
         }
     }
 
-    private void AddTask()
+    public void AddTask(string bucketName, string objectKey)
     {
-        string[] objectKeys = { "demo/06.mp4", "demo/07.mp4", "demo/08.mp4", "demo/10.mp4" };
-        var task = new MinioDownloadTask(_minioService, "demo", objectKeys[count++]);
+        var downDir = ViewModelLocator.SyncViewModel.SyncDir;
+        var task = new MinioDownloadTask(_minioService, bucketName, objectKey,downDir);
         using var client = SqlSugarConfig.GetSqlSugarScope();
         client.Insertable(task).ExecuteCommandIdentityIntoEntity();
         AllTasks.Add(task);
         _taskQueue.Enqueue(task);
+        RefreshViewHeader();
     }
 
 
@@ -209,25 +204,30 @@ public class DownViewModel : MvcViewModelBase
         try
         {
             await task.StartDownload();
-            // todo 任务完成下载
+            var x =  AllTasks.IndexOf(task);
+            var temp = AllTasks[x];
+            temp.Status = "已完成";
+            Console.WriteLine($"所有任务取出任务id {temp.TaskId} 完成任务id：{task.TaskId}" );
+            Console.WriteLine($"完成任务在全部任务中的位置 ：{x}");
+            RefreshViewHeader();
+            Console.WriteLine($"异步下载完成：{task.FileName}");
         }
         finally
         {
-            _semaphore.Release();
         }
     }
 
     private void AdjustConcurrency()
     {
-        lock (_concurrencySemaphore)
+        lock (_semaphore)
         {
             // 调整信号量容量
-            var delta = _maxConcurrent - _concurrencySemaphore.CurrentCount;
+            var delta = _maxConcurrent - _semaphore.CurrentCount;
             if (delta > 0)
             {
                 for (int i = 0; i < delta; i++)
                 {
-                    _concurrencySemaphore.Release();
+                    _semaphore.Release();
                 }
             }
         }
diff --git a/minio.db b/minio.db
index 7d0493b..d577e09 100644
Binary files a/minio.db and b/minio.db differ