Added the Batch Processing Assistant (#901)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Components/ConfigurationDirectory.razor

@@ -0,0 +1,27 @@
+@inherits ConfigurationBaseCore
+
+<MudStack Row="true" AlignItems="AlignItems.Center" Spacing="2">
+    <MudTextField
+        T="string"
+        Text="@this.Text()"
+        TextChanged="@this.InternalUpdate"
+        Disabled="@this.IsDisabled"
+        Adornment="Adornment.Start"
+        AdornmentIcon="@this.Icon"
+        AdornmentColor="@this.IconColor"
+        UserAttributes="@SPELLCHECK_ATTRIBUTES"
+        Immediate="@true"
+        Underline="false"
+        Class="flex-grow-1"
+    />
+
+    <MudButton StartIcon="@Icons.Material.Filled.FolderOpen"
+               Variant="Variant.Outlined"
+               Color="Color.Primary"
+               Size="Size.Small"
+               Disabled="@(this.IsDisabled || this.isDirectoryDialogOpen)"
+               Class="mb-1"
+               OnClick="@this.OpenDirectoryDialog">
+        @T("Choose Directory")
+    </MudButton>
+</MudStack>

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

@@ -0,0 +1,133 @@
+using AIStudio.Tools.Services;
+
+using Microsoft.AspNetCore.Components;
+
+using Timer = System.Timers.Timer;
+
+namespace AIStudio.Components;
+
+public partial class ConfigurationDirectory : ConfigurationBaseCore
+{
+    /// <summary>
+    /// The text used for the textfield.
+    /// </summary>
+    [Parameter]
+    public Func<string> Text { get; set; } = () => string.Empty;
+
+    /// <summary>
+    /// An action which is called when the text was changed.
+    /// </summary>
+    [Parameter]
+    public Action<string> TextUpdate { get; set; } = _ => { };
+
+    /// <summary>
+    /// The icon to display next to the textfield.
+    /// </summary>
+    [Parameter]
+    public string Icon { get; set; } = Icons.Material.Filled.Folder;
+
+    /// <summary>
+    /// The color of the icon to use.
+    /// </summary>
+    [Parameter]
+    public Color IconColor { get; set; } = Color.Default;
+
+    /// <summary>
+    /// The title of the directory selection dialog.
+    /// </summary>
+    [Parameter]
+    public string DirectoryDialogTitle { get; set; } = "Select Directory";
+
+    [Inject]
+    private RustService RustService { get; init; } = null!;
+
+    private string internalText = string.Empty;
+    private bool isDirectoryDialogOpen;
+
+    private readonly Timer timer = new(TimeSpan.FromMilliseconds(500))
+    {
+        AutoReset = false
+    };
+
+    #region Overrides of ConfigurationBase
+
+    /// <inheritdoc />
+    protected override bool Stretch => true;
+
+    protected override Variant Variant => Variant.Outlined;
+
+    protected override string Label => this.OptionDescription;
+
+    #endregion
+
+    #region Overrides of ComponentBase
+
+    protected override async Task OnInitializedAsync()
+    {
+        this.timer.Elapsed += async (_, _) => await this.InvokeAsync(async () => await this.OptionChanged(this.internalText));
+        await base.OnInitializedAsync();
+    }
+
+    protected override async Task OnParametersSetAsync()
+    {
+        this.internalText = this.Text();
+        await base.OnParametersSetAsync();
+    }
+
+    #endregion
+
+    private void InternalUpdate(string text)
+    {
+        this.timer.Stop();
+        this.internalText = text;
+        this.timer.Start();
+    }
+
+    private async Task OpenDirectoryDialog()
+    {
+        if (this.isDirectoryDialogOpen)
+            return;
+
+        this.isDirectoryDialogOpen = true;
+        try
+        {
+            var response = await this.RustService.SelectDirectory(this.DirectoryDialogTitle, string.IsNullOrWhiteSpace(this.internalText) ? null : this.internalText);
+            if (response.UserCancelled)
+                return;
+
+            this.timer.Stop();
+            this.internalText = response.SelectedDirectory;
+            await this.OptionChanged(response.SelectedDirectory);
+        }
+        finally
+        {
+            this.isDirectoryDialogOpen = false;
+        }
+    }
+
+    private async Task OptionChanged(string updatedText)
+    {
+        this.TextUpdate(updatedText);
+        await this.SettingsManager.StoreSettings();
+        await this.InformAboutChange();
+    }
+
+    #region Overrides of MSGComponentBase
+
+    protected override void DisposeResources()
+    {
+        try
+        {
+            this.timer.Stop();
+            this.timer.Dispose();
+        }
+        catch
+        {
+            // ignore
+        }
+
+        base.DisposeResources();
+    }
+
+    #endregion
+}

app/MindWork AI Studio/Components/ConfigurationText.razor

@@ -1,17 +1,46 @@
 @inherits ConfigurationBaseCore
 
-<MudTextField
-    T="string"
-    Text="@this.Text()"
-    TextChanged="@this.InternalUpdate"
-    Disabled="@this.IsDisabled"
-    Adornment="Adornment.Start"
-    AdornmentIcon="@this.Icon"
-    AdornmentColor="@this.IconColor"
-    UserAttributes="@SPELLCHECK_ATTRIBUTES"
-    Lines="@this.NumLines"
-    AutoGrow="@this.AutoGrow"
-    MaxLines="@this.GetMaxLines"
-    Immediate="@true"
-    Underline="false"
-/>
+@if (this.ResetValue is null)
+{
+    <MudTextField
+        T="string"
+        Text="@this.Text()"
+        TextChanged="@this.InternalUpdate"
+        Disabled="@this.IsDisabled"
+        Adornment="Adornment.Start"
+        AdornmentIcon="@this.Icon"
+        AdornmentColor="@this.IconColor"
+        UserAttributes="@SPELLCHECK_ATTRIBUTES"
+        Lines="@this.NumLines"
+        AutoGrow="@this.AutoGrow"
+        MaxLines="@this.GetMaxLines"
+        Immediate="@true"
+        Validation="@this.Validation"
+        Underline="false"
+    />
+}
+else
+{
+    <MudStack Row="true" AlignItems="AlignItems.Center" Spacing="2">
+        <MudTextField
+            T="string"
+            Text="@this.Text()"
+            TextChanged="@this.InternalUpdate"
+            Disabled="@this.IsDisabled"
+            Adornment="Adornment.Start"
+            AdornmentIcon="@this.Icon"
+            AdornmentColor="@this.IconColor"
+            UserAttributes="@SPELLCHECK_ATTRIBUTES"
+            Lines="@this.NumLines"
+            AutoGrow="@this.AutoGrow"
+            MaxLines="@this.GetMaxLines"
+            Immediate="@true"
+            Validation="@this.Validation"
+            Underline="false"
+            Class="flex-grow-1"
+        />
+        <MudButton Variant="Variant.Outlined" StartIcon="@Icons.Material.Filled.Restore" Disabled="@this.IsDisabled" OnClick="@this.ResetTextAsync" Class="mb-1">
+            @this.ResetButtonText
+        </MudButton>
+    </MudStack>
+}

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

@@ -41,6 +41,24 @@ public partial class ConfigurationText : ConfigurationBaseCore
     /// </summary>
     [Parameter]
     public int MaxLines { get; set; } = 12;
+
+    /// <summary>
+    /// When configured, displays a button which restores this value.
+    /// </summary>
+    [Parameter]
+    public Func<string>? ResetValue { get; set; }
+
+    /// <summary>
+    /// The text displayed on the optional reset button.
+    /// </summary>
+    [Parameter]
+    public string ResetButtonText { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Validates the configured text before it is stored.
+    /// </summary>
+    [Parameter]
+    public Func<string, string?>? Validation { get; set; }
     
     private string internalText = string.Empty;
     private readonly Timer timer = new(TimeSpan.FromMilliseconds(500))
@@ -57,10 +75,6 @@ public partial class ConfigurationText : ConfigurationBaseCore
     
     protected override string Label => this.OptionDescription;
 
-    #endregion
-
-    #region Overrides of ConfigurationBase
-
     protected override async Task OnInitializedAsync()
     {
         this.timer.Elapsed += async (_, _) => await this.InvokeAsync(async () => await this.OptionChanged(this.internalText));
@@ -85,9 +99,22 @@ public partial class ConfigurationText : ConfigurationBaseCore
         this.internalText = text;
         this.timer.Start();
     }
+
+    private async Task ResetTextAsync()
+    {
+        if (this.ResetValue is null || this.IsDisabled)
+            return;
+
+        this.timer.Stop();
+        this.internalText = this.ResetValue();
+        await this.OptionChanged(this.internalText);
+    }
     
     private async Task OptionChanged(string updatedText)
     {
+        if (this.Validation?.Invoke(updatedText) is not null)
+            return;
+
         this.TextUpdate(updatedText);
         await this.SettingsManager.StoreSettings();
         await this.InformAboutChange();

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

@@ -27,6 +27,12 @@ public partial class ReadFileContent : MSGComponentBase
     [Parameter]
     public EventCallback<string> FileContentChanged { get; set; }
 
+    /// <summary>
+    /// Reports the path after a file was loaded successfully.
+    /// </summary>
+    [Parameter]
+    public EventCallback<string> FilePathLoaded { get; set; }
+
     /// <summary>
     /// If true, the component will display the state of the attached document (if any).
     /// </summary>
@@ -50,6 +56,13 @@ public partial class ReadFileContent : MSGComponentBase
     /// </summary>
     [Parameter]
     public bool CatchAllDocuments { get; set; }
+
+    /// <summary>
+    /// Optionally restricts the file types offered by the native file picker
+    /// and accepted by this component.
+    /// </summary>
+    [Parameter]
+    public FileTypeFilter[]? Filter { get; set; }
     
     [Inject]
     private RustService RustService { get; init; } = null!;
@@ -252,7 +265,7 @@ public partial class ReadFileContent : MSGComponentBase
         this.isFileDialogOpen = true;
         try
         {
-            var selectedFile = await this.RustService.SelectFile(T("Select file to read its content"));
+            var selectedFile = await this.RustService.SelectFile(T("Select file to read its content"), this.Filter);
             if (selectedFile.UserCancelled)
             {
                 this.Logger.LogInformation("User cancelled the file selection");
@@ -310,6 +323,13 @@ public partial class ReadFileContent : MSGComponentBase
             return false;
         }
 
+        if (this.Filter is { Length: > 0 } && !FileTypes.IsAllowedPath(filePath, this.Filter))
+        {
+            this.Logger.LogWarning("Selected file does not match the configured file type filter: '{FilePath}'", filePath);
+            await this.MessageBus.SendWarning(new(Icons.Material.Filled.Warning, this.T("Please select a file with a supported file type.")));
+            return false;
+        }
+
         if (FileTypes.IsAllowedPath(filePath, FileTypes.AUDIO) || FileTypes.IsAllowedPath(filePath, FileTypes.VIDEO))
             return await this.LoadMediaTranscriptAsync(filePath);
 
@@ -345,6 +365,7 @@ public partial class ReadFileContent : MSGComponentBase
     private async Task ApplyFileContentAsync(string fileContent, string filePath)
     {
         await this.FileContentChanged.InvokeAsync(fileContent);
+        await this.FilePathLoaded.InvokeAsync(filePath);
         this.loadedFileName = Path.GetFileName(filePath);
         this.hasLoadedFileContent = true;
     }
@@ -423,4 +444,4 @@ public partial class ReadFileContent : MSGComponentBase
         this.ClearDragClass();
         this.StateHasChanged();
     }
-}
+}