Improve Linux clipboard support and file handling (#872)

app/MindWork AI Studio/Components/AttachDocuments.razor.cs

@@ -102,13 +102,14 @@ public partial class AttachDocuments : MSGComponentBase
     private uint numDropAreasAboveThis;
     private bool isComponentHovered;
     private bool isDraggingOver;
+    private bool isFileDialogOpen;
     private MediaImportOwner EffectiveImportOwner => this.OwnerChat is not null
         ? MediaImportOwner.ForChat(this.OwnerChat.ChatId)
         : this.ImportOwner ?? this.fallbackMediaImportOwner;
 
     private MediaImportTarget EffectiveMediaImportTarget => new(this.EffectiveImportOwner, string.IsNullOrWhiteSpace(this.Name) ? "attachments" : this.Name);
 
-    private bool IsUnavailable => this.Disabled || this.MediaTranscriptionService.IsBusy(this.EffectiveImportOwner);
+    private bool IsUnavailable => this.Disabled || this.isFileDialogOpen || this.MediaTranscriptionService.IsBusy(this.EffectiveImportOwner);
 
     #region Overrides of MSGComponentBase
 
@@ -310,13 +311,21 @@ public partial class AttachDocuments : MSGComponentBase
         if (this.IsUnavailable)
             return;
 
-        var selectFiles = await this.RustService.SelectFiles(T("Select files to attach"));
-        if (selectFiles.UserCancelled)
-            return;
+        this.isFileDialogOpen = true;
+        try
+        {
+            var selectFiles = await this.RustService.SelectFiles(T("Select files to attach"));
+            if (selectFiles.UserCancelled)
+                return;
 
-        await this.AddFileBatchAsync(selectFiles.SelectedFilePaths);
-        await this.DocumentPathsChanged.InvokeAsync(this.DocumentPaths);
-        await this.OnChange(this.DocumentPaths);
+            await this.AddFileBatchAsync(selectFiles.SelectedFilePaths);
+            await this.DocumentPathsChanged.InvokeAsync(this.DocumentPaths);
+            await this.OnChange(this.DocumentPaths);
+        }
+        finally
+        {
+            this.isFileDialogOpen = false;
+        }
     }
 
     private async Task OpenAttachmentsDialog()
@@ -397,7 +406,17 @@ public partial class AttachDocuments : MSGComponentBase
 
     private async Task AddFileBatchAsync(IEnumerable<string> paths)
     {
-        var existingPaths = paths.Where(File.Exists).ToList();
+        var pathList = paths.ToList();
+        var inaccessiblePaths = pathList.Where(path => !File.Exists(path)).ToList();
+        if (inaccessiblePaths.Count > 0)
+        {
+            this.Logger.LogWarning("Could not access {Count} dropped or selected file(s): {Paths}", inaccessiblePaths.Count, string.Join(", ", inaccessiblePaths));
+            await this.MessageBus.SendWarning(new(
+                Icons.Material.Filled.Warning,
+                this.T("Some files could not be accessed. Please select them with the file chooser instead.")));
+        }
+
+        var existingPaths = pathList.Except(inaccessiblePaths).ToList();
         var mediaPaths = existingPaths.Where(IsTranscribableMedia).ToList();
         var regularPaths = existingPaths.Except(mediaPaths).ToList();
 

app/MindWork AI Studio/Components/ConfigurationFile.razor

@@ -19,7 +19,7 @@
                Variant="Variant.Outlined"
                Color="Color.Primary"
                Size="Size.Small"
-               Disabled="@this.IsDisabled"
+               Disabled="@(this.IsDisabled || this.isFileDialogOpen)"
                Class="mb-1"
                OnClick="@this.OpenFileDialog">
         @T("Choose File")

app/MindWork AI Studio/Components/ConfigurationFile.razor.cs

@@ -49,6 +49,7 @@ public partial class ConfigurationFile : ConfigurationBaseCore
     private RustService RustService { get; init; } = null!;
 
     private string internalText = string.Empty;
+    private bool isFileDialogOpen;
     private readonly Timer timer = new(TimeSpan.FromMilliseconds(500))
     {
         AutoReset = false
@@ -90,13 +91,24 @@ public partial class ConfigurationFile : ConfigurationBaseCore
 
     private async Task OpenFileDialog()
     {
-        var response = await this.RustService.SelectFile(this.FileDialogTitle, this.Filter, string.IsNullOrWhiteSpace(this.internalText) ? null : this.internalText);
-        if (response.UserCancelled)
+        if (this.isFileDialogOpen)
             return;
 
-        this.timer.Stop();
-        this.internalText = response.SelectedFilePath;
-        await this.OptionChanged(response.SelectedFilePath);
+        this.isFileDialogOpen = true;
+        try
+        {
+            var response = await this.RustService.SelectFile(this.FileDialogTitle, this.Filter, string.IsNullOrWhiteSpace(this.internalText) ? null : this.internalText);
+            if (response.UserCancelled)
+                return;
+
+            this.timer.Stop();
+            this.internalText = response.SelectedFilePath;
+            await this.OptionChanged(response.SelectedFilePath);
+        }
+        finally
+        {
+            this.isFileDialogOpen = false;
+        }
     }
 
     private async Task OptionChanged(string updatedText)

app/MindWork AI Studio/Components/ReadFileContent.razor.cs

@@ -74,9 +74,10 @@ public partial class ReadFileContent : MSGComponentBase
     private string dragClass = DEFAULT_DRAG_CLASS;
     private uint numDropAreasAboveThis;
     private bool isComponentHovered;
+    private bool isFileDialogOpen;
     private bool IsCurrentTargetBusy => this.MediaTranscriptionService.GetSnapshot(this.EffectiveImportOwner) is { IsBusy: true } snapshot
                                         && snapshot.Target == this.EffectiveMediaImportTarget;
-    private bool IsUnavailable => this.Disabled || this.MediaTranscriptionService.IsBusy(this.EffectiveImportOwner);
+    private bool IsUnavailable => this.Disabled || this.isFileDialogOpen || this.MediaTranscriptionService.IsBusy(this.EffectiveImportOwner);
 
     #region Overrides of MSGComponentBase
 
@@ -217,14 +218,22 @@ public partial class ReadFileContent : MSGComponentBase
         if (this.IsUnavailable)
             return;
 
-        var selectedFile = await this.RustService.SelectFile(T("Select file to read its content"));
-        if (selectedFile.UserCancelled)
+        this.isFileDialogOpen = true;
+        try
         {
-            this.Logger.LogInformation("User cancelled the file selection");
-            return;
-        }
+            var selectedFile = await this.RustService.SelectFile(T("Select file to read its content"));
+            if (selectedFile.UserCancelled)
+            {
+                this.Logger.LogInformation("User cancelled the file selection");
+                return;
+            }
 
-        await this.LoadFileIfValid(selectedFile.SelectedFilePath);
+            await this.LoadFileIfValid(selectedFile.SelectedFilePath);
+        }
+        finally
+        {
+            this.isFileDialogOpen = false;
+        }
     }
 
     private async Task<bool> EnsurePandocAvailability()
@@ -246,6 +255,15 @@ public partial class ReadFileContent : MSGComponentBase
 
     private async Task LoadFirstValidFile(List<string> paths)
     {
+        var inaccessiblePaths = paths.Where(path => !File.Exists(path)).ToList();
+        if (inaccessiblePaths.Count > 0)
+        {
+            this.Logger.LogWarning("Could not access {Count} dropped file(s): {Paths}", inaccessiblePaths.Count, string.Join(", ", inaccessiblePaths));
+            await this.MessageBus.SendWarning(new(
+                Icons.Material.Filled.Warning,
+                this.T("Some dropped files could not be accessed. Please select them with the file chooser instead.")));
+        }
+
         foreach (var path in paths)
         {
             if (await this.LoadFileIfValid(path))

app/MindWork AI Studio/Components/SelectDirectory.razor

@@ -13,7 +13,7 @@
         Variant="Variant.Outlined"
     />
     
-    <MudButton StartIcon="@Icons.Material.Filled.FolderOpen" Variant="Variant.Outlined" Color="Color.Primary" Disabled="this.Disabled" OnClick="@this.OpenDirectoryDialog">
+    <MudButton StartIcon="@Icons.Material.Filled.FolderOpen" Variant="Variant.Outlined" Color="Color.Primary" Disabled="@(this.Disabled || this.isDirectoryDialogOpen)" OnClick="@this.OpenDirectoryDialog">
         @T("Choose Directory")
     </MudButton>
 </MudStack>

app/MindWork AI Studio/Components/SelectDirectory.razor.cs

@@ -31,6 +31,7 @@ public partial class SelectDirectory : MSGComponentBase
     protected ILogger<SelectDirectory> Logger { get; init; } = null!;
     
     private static readonly Dictionary<string, object?> SPELLCHECK_ATTRIBUTES = new();
+    private bool isDirectoryDialogOpen;
     
     #region Overrides of ComponentBase
 
@@ -51,10 +52,21 @@ public partial class SelectDirectory : MSGComponentBase
 
     private async Task OpenDirectoryDialog()
     {
-        var response = await this.RustService.SelectDirectory(this.DirectoryDialogTitle, string.IsNullOrWhiteSpace(this.Directory) ? null : this.Directory);
-        this.Logger.LogInformation($"The user selected the directory '{response.SelectedDirectory}'.");
+        if (this.isDirectoryDialogOpen)
+            return;
 
-        if (!response.UserCancelled)
-            this.InternalDirectoryChanged(response.SelectedDirectory);
+        this.isDirectoryDialogOpen = true;
+        try
+        {
+            var response = await this.RustService.SelectDirectory(this.DirectoryDialogTitle, string.IsNullOrWhiteSpace(this.Directory) ? null : this.Directory);
+            this.Logger.LogInformation("The user selected the directory '{SelectedDirectory}'.", response.SelectedDirectory);
+
+            if (!response.UserCancelled)
+                this.InternalDirectoryChanged(response.SelectedDirectory);
+        }
+        finally
+        {
+            this.isDirectoryDialogOpen = false;
+        }
     }
 }

app/MindWork AI Studio/Components/SelectFile.razor

@@ -13,7 +13,7 @@
         Variant="Variant.Outlined"
     />
     
-    <MudButton StartIcon="@Icons.Material.Filled.FolderOpen" Variant="Variant.Outlined" Color="Color.Primary" Disabled="this.Disabled" OnClick="@this.OpenFileDialog">
+    <MudButton StartIcon="@Icons.Material.Filled.FolderOpen" Variant="Variant.Outlined" Color="Color.Primary" Disabled="@(this.Disabled || this.isFileDialogOpen)" OnClick="@this.OpenFileDialog">
         @T("Choose File")
     </MudButton>
 </MudStack>

app/MindWork AI Studio/Components/SelectFile.razor.cs

@@ -35,6 +35,7 @@ public partial class SelectFile : MSGComponentBase
     protected ILogger<SelectFile> Logger { get; init; } = null!;
     
     private static readonly Dictionary<string, object?> SPELLCHECK_ATTRIBUTES = new();
+    private bool isFileDialogOpen;
     
     #region Overrides of ComponentBase
 
@@ -55,10 +56,21 @@ public partial class SelectFile : MSGComponentBase
 
     private async Task OpenFileDialog()
     {
-        var response = await this.RustService.SelectFile(this.FileDialogTitle, this.Filter, string.IsNullOrWhiteSpace(this.File) ? null : this.File);
-        this.Logger.LogInformation($"The user selected the file '{response.SelectedFilePath}'.");
+        if (this.isFileDialogOpen)
+            return;
 
-        if (!response.UserCancelled)
-            this.InternalFileChanged(response.SelectedFilePath);
+        this.isFileDialogOpen = true;
+        try
+        {
+            var response = await this.RustService.SelectFile(this.FileDialogTitle, this.Filter, string.IsNullOrWhiteSpace(this.File) ? null : this.File);
+            this.Logger.LogInformation("The user selected the file '{SelectedFilePath}'.", response.SelectedFilePath);
+
+            if (!response.UserCancelled)
+                this.InternalFileChanged(response.SelectedFilePath);
+        }
+        finally
+        {
+            this.isFileDialogOpen = false;
+        }
     }
 }