[TUI] Detect filesystems.

Aaru.Tui/App.axaml.cs

@@ -16,10 +16,12 @@ public class App : Application
     public override void OnFrameworkInitializationCompleted()
     {
         if(ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktopLifetime)
-            desktopLifetime.MainWindow = new MainWindow
         {
-                DataContext = new MainWindowViewModel()
+            var mainWindow = new MainWindow();
-            };
+            var vm         = new MainWindowViewModel(mainWindow);
+            mainWindow.DataContext     = vm;
+            desktopLifetime.MainWindow = mainWindow;
+        }
 
         base.OnFrameworkInitializationCompleted();
     }

Aaru.Tui/Models/FileSystemModelNode.cs

@@ -1,5 +1,6 @@
 using System.Collections.ObjectModel;
 using Aaru.CommonTypes;
+using Aaru.CommonTypes.Interfaces;
 
 namespace Aaru.Tui.Models;
 
@@ -13,7 +14,8 @@ public class FileSystemModelNode
         SubNodes = subNodes;
     }
 
-    public ObservableCollection<FileSystemModelNode>? SubNodes  { get; }
+    public ObservableCollection<FileSystemModelNode>? SubNodes   { get; set; }
     public string                                     Title      { get; }
     public Partition?                                 Partition  { get; set; }
+    public IFilesystem?                               Filesystem { get; set; }
 }

Aaru.Tui/ViewModels/Windows/ImageWindowViewModel.cs

@@ -15,6 +15,7 @@ public sealed partial class ImageWindowViewModel : ViewModelBase
 {
     readonly string      _filename;
     readonly IMediaImage _imageFormat;
+    readonly Window      _parent;
     readonly Window      _view;
     [ObservableProperty]
     bool _isStatusVisible;
@@ -23,11 +24,12 @@ public sealed partial class ImageWindowViewModel : ViewModelBase
     [ObservableProperty]
     string? _status;
 
-    public ImageWindowViewModel(Window view, IMediaImage imageFormat, string filename)
+    public ImageWindowViewModel(Window parent, Window view, IMediaImage imageFormat, string filename)
     {
         _imageFormat = imageFormat;
         _filename    = filename;
         _view        = view;
+        _parent      = parent;
 
         ExitCommand = new RelayCommand(Exit);
         BackCommand = new RelayCommand(Back);
@@ -38,6 +40,7 @@ public sealed partial class ImageWindowViewModel : ViewModelBase
 
     void Back()
     {
+        _parent.Show();
         _view.Close();
     }
 
@@ -73,6 +76,10 @@ public sealed partial class ImageWindowViewModel : ViewModelBase
 
         var sequence = 0;
 
+        Status = "Loading filesystems...";
+
+        PluginRegister plugins = PluginRegister.Singleton;
+
         foreach(Partition partition in partitionsList)
         {
             var node = new FileSystemModelNode(partition.Name ?? $"Partition {sequence}")
@@ -80,6 +87,25 @@ public sealed partial class ImageWindowViewModel : ViewModelBase
                 Partition = partition
             };
 
+            Core.Filesystems.Identify(_imageFormat, out List<string>? idPlugins, partition);
+
+            if(idPlugins.Count > 0)
+            {
+                var subNodes = new ObservableCollection<FileSystemModelNode>();
+
+                foreach(string pluginName in idPlugins)
+                {
+                    if(!plugins.Filesystems.TryGetValue(pluginName, out IFilesystem? fs)) continue;
+                    if(fs is null) continue;
+
+                    var fsNode = new FileSystemModelNode(fs.Name);
+                    fsNode.Filesystem = fs;
+                    subNodes.Add(fsNode);
+                }
+
+                node.SubNodes = subNodes;
+            }
+
             Nodes.Add(node);
             sequence++;
         }

Aaru.Tui/ViewModels/Windows/MainWindowViewModel.cs

@@ -10,6 +10,7 @@ using Aaru.Helpers;
 using Aaru.Tui.Models;
 using Aaru.Tui.Views.Windows;
 using Avalonia;
+using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Media;
 using CommunityToolkit.Mvvm.ComponentModel;
@@ -22,6 +23,7 @@ namespace Aaru.Tui.ViewModels.Windows;
 
 public sealed partial class MainWindowViewModel : ViewModelBase
 {
+    readonly Window _view;
     [ObservableProperty]
     string _copyright;
     [ObservableProperty]
@@ -36,8 +38,9 @@ public sealed partial class MainWindowViewModel : ViewModelBase
     [ObservableProperty]
     string _status;
 
-    public MainWindowViewModel()
+    public MainWindowViewModel(Window view)
     {
+        _view                   = view;
         ExitCommand             = new RelayCommand(Exit);
         OpenSelectedFileCommand = new RelayCommand(OpenSelectedFile, CanOpenSelectedFile);
 
@@ -301,9 +304,13 @@ public sealed partial class MainWindowViewModel : ViewModelBase
         if(SelectedFile.ImageFormat is null) return;
 
         var imageWindow = new ImageWindow();
-        var imageViewModel = new ImageWindowViewModel(imageWindow, SelectedFile.ImageFormat, SelectedFile.Filename);
+
+        var imageViewModel =
+            new ImageWindowViewModel(_view, imageWindow, SelectedFile.ImageFormat, SelectedFile.Filename);
+
         imageWindow.DataContext = imageViewModel;
         imageWindow.Show();
+        _view.Hide();
     }
 
     bool CanOpenSelectedFile() => SelectedFile != null;

Aaru.Tui/Views/Windows/MainWindow.axaml.cs

@@ -5,13 +5,15 @@ using Avalonia.Interactivity;
 
 namespace Aaru.Tui.Views.Windows;
 
-public partial class MainWindow : Window
+public class MainWindow : Window
 {
     public MainWindow()
     {
         InitializeComponent();
     }
 
+    public MainWindow(object? dataContext) : this() => DataContext = dataContext;
+
     private void ListBox_OnKeyDown(object sender, KeyEventArgs e)
     {
         if(e.Key == Key.Enter)