文件列表

Provider/ExplorerMinIOBehavior.cs

@@ -0,0 +1,487 @@
+using HeBianGu.Base.WpfBase;
+using HeBianGu.Control.Explorer;
+using Hopetry.Services;
+using Minio.DataModel.Args;
+using Minio;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using Microsoft.Extensions.Configuration;
+using Minio.ApiEndpoints;
+using System.Windows.Threading;
+using System.Drawing;
+using System.Windows.Media.Imaging;
+using System.Windows.Media;
+
+namespace Hopetry.Provider.Behaviors
+{
+    public class ExplorerMinIOBehavior : Behavior<Explorer>
+    {
+        #region 依赖属性
+
+        public bool UseMinIO
+        {
+            get { return (bool)GetValue(UseMinIOProperty); }
+            set { SetValue(UseMinIOProperty, value); }
+        }
+
+        public static readonly DependencyProperty UseMinIOProperty =
+            DependencyProperty.Register("UseMinIO", typeof(bool), typeof(ExplorerMinIOBehavior),
+                new PropertyMetadata(false, OnUseMinIOChanged));
+        #endregion
+
+        #region 字段和初始化
+        private IMinioClient _minioClient;
+        private bool _isLocalHistoryRefresh;
+        protected override void OnAttached()
+        {
+            base.OnAttached();
+
+            InitializeMinIOClient();
+
+            // 监听路径变化
+            var pathDescriptor = DependencyPropertyDescriptor.FromProperty(
+                Explorer.CurrentPathProperty, typeof(Explorer));
+            pathDescriptor.AddValueChanged(AssociatedObject, OnCurrentPathChanged);
+
+            // 监听历史记录变化
+            var historyDescriptor = DependencyPropertyDescriptor.FromProperty(
+                Explorer.HistoryProperty, typeof(Explorer));
+            historyDescriptor.AddValueChanged(AssociatedObject, OnHistoryChanged);
+
+            // 初始加载MinIO内容
+            if (UseMinIO)
+            {
+                Dispatcher.BeginInvoke((Action)(() =>
+                {
+                    var initialPath = string.IsNullOrEmpty(AssociatedObject.CurrentPath) ?
+                        "" : AssociatedObject.CurrentPath;
+
+                    RefreshMinIOPath(initialPath);
+
+                    // 更新CurrentPath如果为空
+                    if (string.IsNullOrEmpty(AssociatedObject.CurrentPath))
+                    {
+                        AssociatedObject.CurrentPath = initialPath;
+                    }
+                }), DispatcherPriority.Loaded);
+            }
+        }
+
+        protected override void OnDetaching()
+        {
+            // Clean up event handlers
+            var pathDescriptor = DependencyPropertyDescriptor.FromProperty(
+                Explorer.CurrentPathProperty, typeof(Explorer));
+            pathDescriptor.RemoveValueChanged(AssociatedObject, OnCurrentPathChanged);
+
+            var historyDescriptor = DependencyPropertyDescriptor.FromProperty(
+                Explorer.HistoryProperty, typeof(Explorer));
+            historyDescriptor.RemoveValueChanged(AssociatedObject, OnHistoryChanged);
+
+            base.OnDetaching();
+        }
+
+        #endregion
+
+        #region 事件处理
+
+        private static void OnUseMinIOChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            var behavior = (ExplorerMinIOBehavior)d;
+            if ((bool)e.NewValue && behavior.AssociatedObject != null)
+            {
+                behavior.Dispatcher.BeginInvoke((Action)(() =>
+                {
+                    behavior.RefreshMinIOPath(behavior.AssociatedObject.CurrentPath);
+                }), DispatcherPriority.ContextIdle);
+            }
+        }
+
+        private void OnCurrentPathChanged(object sender, EventArgs e)
+        {
+            if (UseMinIO)
+            {
+                RefreshMinIOPath(AssociatedObject.CurrentPath);
+            }
+        }
+
+        private void OnHistoryChanged(object sender, EventArgs e)
+        {
+            // Track when history is changed externally
+            _isLocalHistoryRefresh = true;
+        }
+
+        #endregion
+
+        #region MinIO 操作
+
+        private void InitializeMinIOClient()
+        {
+            var builder = new ConfigurationBuilder()
+                        .SetBasePath(Directory.GetCurrentDirectory())
+                        .AddJsonFile("global.json", optional: false, reloadOnChange: true);
+            // 构建配置
+            var config = builder.Build();
+
+            _minioClient = new MinioClient()
+                .WithEndpoint(config["Minio:Endpoint"])
+                .WithCredentials(config["Minio:AccessKey"], config["Minio:SecretKey"])
+                .Build();
+        }
+
+        private async void RefreshMinIOPath(string path)
+        {
+            if (AssociatedObject == null || _minioClient == null) return;
+
+            try
+            {
+                AssociatedObject.IsEnabled = false;
+                AssociatedObject.Cursor = System.Windows.Input.Cursors.Wait;
+
+                var items = await GetMinIOItemsAsync(path);
+                AssociatedObject.ItemsSource = items.ToObservable();
+
+                // Update history if this wasn't triggered by a history navigation
+                if (!_isLocalHistoryRefresh && !string.IsNullOrEmpty(path))
+                {
+                    UpdateHistory(path);
+                }
+
+                _isLocalHistoryRefresh = false;
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"Error accessing MinIO: {ex.Message}", "Error",
+                    MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+            finally
+            {
+                AssociatedObject.IsEnabled = true;
+                AssociatedObject.Cursor = null;
+            }
+        }
+
+        private async Task<IEnumerable<SystemInfoModel>> GetMinIOItemsAsync(string path)
+        {
+            var items = new List<SystemInfoModel>();
+
+            if (string.IsNullOrEmpty(path))
+            {
+                // List all buckets
+                var buckets = await _minioClient.ListBucketsAsync();
+                items.AddRange(buckets.Buckets.Select(b =>
+                    new MinIODirectoryModel(new MinIODirectoryInfo(b.Name,null,true, b.CreationDateDateTime))));
+            }
+            else
+            {
+                // List objects in a bucket/path
+                var parts = path.Split(new[] { '/' }, 2);
+                var bucketName = parts[0];
+                var prefix = parts.Length > 1 ? parts[1] : null;
+
+                var args = new ListObjectsArgs()
+                    .WithBucket(bucketName)
+                    .WithPrefix(prefix ?? "")
+                    .WithRecursive(false);
+                //var ss= new ListObjectsArgs()
+                //    .WithBucket("demo")
+                //    .WithPrefix("women")
+                //    .WithRecursive(false);
+
+                var observable = _minioClient.ListObjectsEnumAsync(args);
+                //var observable1 = _minioClient.ListObjectsEnumAsync(ss);
+
+                await foreach (var item in observable)
+                {
+                    if (item.IsDir)
+                    {
+                        items.Add(new MinIODirectoryModel(
+                            new MinIODirectoryInfo(bucketName, item.Key, false, DateTime.Now)));
+                    }
+                    else
+                    {
+                        string size = item.Size < 1024 * 1024 ?
+                $"{Math.Ceiling((decimal)item.Size / 1024)}KB" :
+                $"{Math.Ceiling((decimal)item.Size / (1024 * 1024))}MB";
+                        items.Add(new MinIOFileModel(
+                            new MinIOFileInfo(bucketName, item.Key, size, item.LastModifiedDateTime)));
+                    }
+                }
+            }
+
+            return items;
+        }
+
+        private void UpdateHistory(string path)
+        {
+            var parts = path.Split(new[] { '/' }, 2);
+            var bucketName = parts[0];
+            var prefix = parts.Length > 1 ? parts[1] : null;
+
+            var dirInfo = new MinIODirectoryInfo(bucketName, prefix,false, DateTime.Now);
+            var historyItem = new DirectoryModel(dirInfo);
+
+            // Avoid duplicates
+            if (AssociatedObject.History.FirstOrDefault()?.Model?.FullName != path)
+            {
+                AssociatedObject.History.Insert(0, historyItem);
+                AssociatedObject.History = AssociatedObject.History
+                    .Take(ExplorerSetting.Instance.HistCapacity)
+                    .ToObservable();
+            }
+
+            AssociatedObject.HistorySelectedItem = AssociatedObject.History.FirstOrDefault();
+        }
+
+        #endregion
+
+        #region 图标处理
+
+        private static readonly Dictionary<string, System.Drawing.Icon> _iconCache = new Dictionary<string, System.Drawing.Icon>();
+        private const string DefaultFontFamily = "Segoe MDL2 Assets";
+        private const double DefaultIconSize = 16;
+
+        public static System.Drawing.Icon GetIconForMinIOItem(string name, bool isDirectory, bool isBucket = false)
+        {
+            var cacheKey = $"{(isBucket ? "bucket" : (isDirectory ? "folder" : Path.GetExtension(name).ToLower()))}";
+
+            if (!_iconCache.TryGetValue(cacheKey, out var icon))
+            {
+                icon = LoadMinIOIcon(name, isDirectory, isBucket);
+                _iconCache[cacheKey] = icon;
+            }
+
+            return icon;
+        }
+
+        private static System.Drawing.Icon LoadMinIOIcon(string name, bool isDirectory, bool isBucket)
+        {
+            // 获取字体图标字符
+            string iconChar = GetFontIconChar(name, isDirectory, isBucket);
+
+            // 创建字体图标ImageSource
+            var imageSource = CreateFontIconImageSource(iconChar);
+
+            // 转换为Icon
+            return ConvertRenderTargetBitmapToIcon(imageSource as RenderTargetBitmap);
+        }
+
+        private static System.Drawing.Icon ConvertRenderTargetBitmapToIcon(RenderTargetBitmap renderTargetBitmap)
+        {
+            // 将 RenderTargetBitmap 转为 Bitmap
+            var bitmap = new System.Drawing.Bitmap(
+                renderTargetBitmap.PixelWidth,
+                renderTargetBitmap.PixelHeight,
+                System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
+
+            var data = bitmap.LockBits(
+                new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height),
+                System.Drawing.Imaging.ImageLockMode.WriteOnly,
+                System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
+
+            renderTargetBitmap.CopyPixels(
+                System.Windows.Int32Rect.Empty,
+                data.Scan0,
+                data.Height * data.Stride,
+                data.Stride);
+
+            bitmap.UnlockBits(data);
+
+            // 从 Bitmap 创建 Icon
+            var iconHandle = bitmap.GetHicon();
+            return System.Drawing.Icon.FromHandle(iconHandle);
+        }
+
+        private static string GetFontIconChar(string name, bool isDirectory, bool isBucket)
+        {
+            // 使用Segoe MDL2 Assets字体中的字符代码
+            if (isBucket)
+            {
+                return "\ue7c3"; // Cloud icon
+            }
+
+            if (isDirectory)
+            {
+                return "\ue8b7"; // Folder icon
+            }
+
+            // 按文件类型返回不同图标
+            string extension = Path.GetExtension(name)?.ToLower();
+
+            switch (extension)
+            {
+                case ".pdf": return "\uea90";
+                case ".jpg":
+                case ".png":
+                case ".jpeg":
+                case ".gif":
+                case ".bmp":
+                case ".svg":
+                    return "\ueb9f"; // Picture icon
+                case ".doc":
+                case ".docx":
+                    return "\ue8a5"; // Word document icon
+                case ".xls":
+                case ".xlsx":
+                    return "\ue8a6"; // Excel document icon
+                case ".ppt":
+                case ".pptx":
+                    return "\ue8a7"; // PowerPoint icon
+                case ".zip":
+                case ".rar":
+                case ".7z":
+                    return "\ue7b8"; // Zip folder icon
+                case ".txt":
+                case ".log":
+                    return "\ue8ab"; // Text document icon
+                case ".mp3":
+                case ".wav":
+                case ".flac":
+                    return "\ue8d6"; // Audio icon
+                case ".mp4":
+                case ".avi":
+                case ".mov":
+                case ".wmv":
+                    return "\ue8b2"; // Video icon
+                case ".exe":
+                case ".msi":
+                    return "\ue756"; // Application icon
+                case ".html":
+                case ".htm":
+                    return "\ue842"; // HTML icon
+                case ".cs":
+                case ".cpp":
+                case ".js":
+                case ".java":
+                    return "\ue9a2"; // Code icon
+                default:
+                    return "\ue7c4"; // Default document icon
+            }
+        }
+
+        private static ImageSource CreateFontIconImageSource(
+            string iconChar,
+            string fontFamily = DefaultFontFamily,
+            double fontSize = DefaultIconSize,
+            System.Windows.Media.Brush foreground = null)
+        {
+            try
+            {
+                var textBlock = new System.Windows.Controls.TextBlock
+                {
+                    Text = iconChar,
+                    FontFamily = new System.Windows.Media.FontFamily(fontFamily),
+                    FontSize = fontSize,
+                    Foreground = foreground ?? System.Windows.Media.Brushes.Black,
+                    HorizontalAlignment = System.Windows.HorizontalAlignment.Center,
+                    VerticalAlignment = System.Windows.VerticalAlignment.Center
+                };
+
+                // 计算实际需要的尺寸
+                textBlock.Measure(new System.Windows.Size(double.PositiveInfinity, double.PositiveInfinity));
+                textBlock.Arrange(new System.Windows.Rect(textBlock.DesiredSize));
+
+                var renderTargetBitmap = new RenderTargetBitmap(
+                    (int)Math.Ceiling(textBlock.ActualWidth),
+                    (int)Math.Ceiling(textBlock.ActualHeight),
+                    96, 96, PixelFormats.Pbgra32);
+
+                renderTargetBitmap.Render(textBlock);
+                renderTargetBitmap.Freeze();
+
+                return renderTargetBitmap;
+            }
+            catch
+            {
+                // 回退到默认图标
+                return CreateFontIconImageSource("\ue7c4", fontFamily, fontSize, foreground);
+            }
+        }
+
+        #endregion
+    }
+
+    #region MinIO 模型类
+
+    public interface IMinIOFileInfo : ISystemFileInfo
+    {
+        string BucketName { get; }
+        bool IsDirectory { get; }
+        bool IsBucket { get; }
+    }
+
+    public class MinIOFileInfo : IMinIOFileInfo, IFileInfo
+    {
+        public MinIOFileInfo(string bucketName, string key, string size, DateTime? lastModified)
+        {
+            BucketName = bucketName;
+            FullName = $"{bucketName}/{key}";
+            Name = Path.GetFileName(key);
+            Size = size;
+            LastModified = lastModified;
+        }
+
+        public string BucketName { get; }
+        public bool IsDirectory => false;
+        public bool IsBucket => false;
+        public string Name { get; }
+        public string FullName { get; }
+        public string Size { get; }
+        public DateTime? LastModified { get; }
+        public DateTime? LastWriteTime => LastModified;
+        public FileAttributes Attributes => FileAttributes.Normal;
+    }
+
+    public class MinIODirectoryInfo : IMinIOFileInfo, IDirectoryInfo
+    {
+        public MinIODirectoryInfo(string bucketName, string key, bool isBucket, DateTime creationDate)
+        {
+            BucketName = bucketName;
+            FullName = string.IsNullOrEmpty(key) ? bucketName : $"{bucketName}/{key}";
+            Name = string.IsNullOrEmpty(key) ? bucketName : key.TrimEnd('/').Split('/').Last();
+            IsBucket = isBucket;
+            LastWriteTime = creationDate;
+        }
+
+        public string BucketName { get; }
+        public bool IsDirectory => true;
+        public bool IsBucket { get; }
+        public string Name { get; }
+        public string FullName { get; }
+        public DateTime LastWriteTime { get; }
+        public FileAttributes Attributes => FileAttributes.Directory;
+    }
+
+    public class MinIOFileModel : FileModel
+    {
+        public MinIOFileModel(IFileInfo model) : base(model)
+        {
+            this.Icon = "\ue7c4"; // 默认文件图标
+        }
+
+        public new Icon Logo => ExplorerMinIOBehavior.GetIconForMinIOItem(
+            this.Model.Name,
+            isDirectory: false);
+    }
+
+    public class MinIODirectoryModel : DirectoryModel
+    {
+        public MinIODirectoryModel(IDirectoryInfo model) : base(model)
+        {
+            this.Icon = "\ue8b7"; // 默认文件夹图标
+        }
+
+        public new Icon Logo => ExplorerMinIOBehavior.GetIconForMinIOItem(
+            this.Model.Name,
+            isDirectory: true,
+            isBucket: (this.Model as IMinIOFileInfo)?.IsBucket ?? false);
+    }
+
+    #endregion
+}

View/Loyout/ExplorerControl.xaml

@@ -4,6 +4,8 @@
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
              xmlns:h="https://github.com/HeBianGu"
              xmlns:local="clr-namespace:HeBianGu.App.Disk"
+             xmlns:i="http://schemas.microsoft.com/xaml/behaviors"
+             xmlns:behaviors="clr-namespace:Hopetry.Provider.Behaviors"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
              d:DesignHeight="450"
              d:DesignWidth="800"
@@ -32,15 +34,19 @@
                 <Button h:Cattach.Icon="&#xe84f;" Content="离线下载" Style="{DynamicResource {x:Static h:ButtonKeys.Dynamic}}" />-->
             </StackPanel>
 
-            <h:Explorer Margin="0,0,10,0" CurrentPath="{Binding Path, Mode=TwoWay}" Style="{DynamicResource {x:Static h:Explorer.DefaultKey}}">
+            <h:Explorer Margin="0,0,10,0" CurrentPath="{Binding CurrentMinIOPath, Mode=TwoWay}" Style="{DynamicResource {x:Static h:Explorer.DefaultKey}}">
                 <h:Interaction.Behaviors>
-                    <h:LoadAnimationBehavior End="0.05"
+                    <!--<h:LoadAnimationBehavior End="0.05"
                                              EndValue="1"
                                              IsUseAll="True"
                                              LoadAnimationType="Opactiy"
                                              Split="0.02"
-                                             StartValue="0" />
+                                             StartValue="0" />-->
+                    <behaviors:ExplorerMinIOBehavior UseMinIO="True" />
                 </h:Interaction.Behaviors>
+                <!--<i:Interaction.Behaviors>
+                    <behaviors:ExplorerMinIOBehavior UseMinIO="True" />
+                </i:Interaction.Behaviors>-->
 
                 <h:Explorer.Columns>
                     <DataGridTemplateColumn Width="50" Header="">
@@ -69,7 +75,7 @@
                     </DataGridTemplateColumn>
 
                     <DataGridTextColumn Width="*" Binding="{Binding Model.LastWriteTime, StringFormat='{}{0:yyyy-MM-dd HH:mm:ss}'}" Header="修改时间" />
-                    <DataGridTextColumn Width="*" Header="大小" />
+                    <DataGridTextColumn Width="*" Binding="{Binding Model.Size}" Header="大小" />
                 </h:Explorer.Columns>
             </h:Explorer>
         </DockPanel>

ViewModel/Loyout/LoyoutViewModel.cs

@@ -24,8 +24,8 @@ namespace HeBianGu.App.Disk
     [ViewModel("Loyout")]
     internal class LoyoutViewModel : MvcViewModelBase
     {
-        private string _path;
         private readonly FileUploadService _uploadService;
+        private string _path;
         /// <summary> 说明  </summary>
         public string Path
         {
@@ -361,6 +361,7 @@ namespace HeBianGu.App.Disk
             {
 
                 string bucketName = config["Minio:BucketName"];
+
                 // 确保桶存在
                 var beArgs = new BucketExistsArgs().WithBucket(bucketName);
                 bool found = await client.BucketExistsAsync(beArgs).ConfigureAwait(false);
@@ -433,6 +434,20 @@ namespace HeBianGu.App.Disk
         }
         #endregion
 
+        #region 文件列表
+        private string _currentMinIOPath;
+        /// <summary> 说明  </summary>
+        public string CurrentMinIOPath
+        {
+            get { return _currentMinIOPath; }
+            set
+            {
+                _currentMinIOPath = value;
+                RaisePropertyChanged("CurrentMinIOPath");
+            }
+        }
+        #endregion
+
     }
 
     internal class DataFileViewModel : ObservableSourceViewModel<TestViewModel>