From db11f5c99e211e24eadd1ad34e0ecb2cdfe196d7 Mon Sep 17 00:00:00 2001
From: Thorsten Sommer <mail@tsommer.org>
Date: Wed, 17 Dec 2025 19:46:26 +0100
Subject: [PATCH] Enhanced drag-and-drop functionality in AttachDocuments

---
 .../Assistants/I18N/allTexts.lua              |  9 ++++---
 .../Components/AttachDocuments.razor          | 22 +++++++++++++++-
 .../Components/AttachDocuments.razor.cs       | 25 +++++++++++++++++--
 3 files changed, 50 insertions(+), 6 deletions(-)

diff --git a/app/MindWork AI Studio/Assistants/I18N/allTexts.lua b/app/MindWork AI Studio/Assistants/I18N/allTexts.lua
index 30796ee7..2a0bee91 100644
--- a/app/MindWork AI Studio/Assistants/I18N/allTexts.lua	
+++ b/app/MindWork AI Studio/Assistants/I18N/allTexts.lua	
@@ -1501,6 +1501,9 @@ UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T1637046680"] = "Click t
 -- Drag and drop files into the marked area or click here to attach documents:
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T230755331"] = "Drag and drop files into the marked area or click here to attach documents:"
 
+-- Click here to attach files
+UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T2393263310"] = "Click here to attach files"
+
 -- Document Preview
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T285154968"] = "Document Preview"
 
@@ -1510,9 +1513,6 @@ UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T2928927510"] = "Videos
 -- Images are not supported yet
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T298062956"] = "Images are not supported yet"
 
--- Click to attach files
-UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T3521845090"] = "Click to attach files"
-
 -- Clear file list
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T3759696136"] = "Clear file list"
 
@@ -1525,6 +1525,9 @@ UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T4167762413"] = "Executa
 -- Select a file to attach
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T595772870"] = "Select a file to attach"
 
+-- Drop files here to attach them
+UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::ATTACHDOCUMENTS::T602877785"] = "Drop files here to attach them"
+
 -- Changelog
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::CHANGELOG::T3017574265"] = "Changelog"
 
diff --git a/app/MindWork AI Studio/Components/AttachDocuments.razor b/app/MindWork AI Studio/Components/AttachDocuments.razor
index 5b7156c3..21f7dc13 100644
--- a/app/MindWork AI Studio/Components/AttachDocuments.razor	
+++ b/app/MindWork AI Studio/Components/AttachDocuments.razor	
@@ -3,7 +3,27 @@
 @if (this.UseSmallForm)
 {
     <div @onmouseenter="@this.OnMouseEnter" @onmouseleave="@this.OnMouseLeave">
-        @if (this.DocumentPaths.Any())
+        @if (this.isDraggingOver)
+        {
+            <MudBadge
+                Content="@this.DocumentPaths.Count"
+                Color="Color.Primary"
+                Overlap="true"
+                Class="cursor-pointer"
+                OnClick="@this.OpenAttachmentsDialog">
+                <MudLink OnClick="@this.AddFilesManually" Style="text-decoration: none;">
+                    <MudTextField T="string"
+                                  Text="@DROP_FILES_HERE_TEXT"
+                                  Adornment="Adornment.Start"
+                                  AdornmentIcon="@Icons.Material.Filled.AttachFile"
+                                  Typo="Typo.body2"
+                                  Variant="Variant.Outlined"
+                                  ReadOnly="true"
+                    />
+                </MudLink>
+            </MudBadge>
+        }
+        else if (this.DocumentPaths.Any())
         {
             <MudTooltip Text="@T("Click the paperclip to attach files, or click the number to see your attached files")" Placement="@TOOLBAR_TOOLTIP_PLACEMENT">
                 <MudBadge
diff --git a/app/MindWork AI Studio/Components/AttachDocuments.razor.cs b/app/MindWork AI Studio/Components/AttachDocuments.razor.cs
index 2c5de7f6..cc6969cb 100644
--- a/app/MindWork AI Studio/Components/AttachDocuments.razor.cs	
+++ b/app/MindWork AI Studio/Components/AttachDocuments.razor.cs	
@@ -1,4 +1,5 @@
 using AIStudio.Dialogs;
+using AIStudio.Tools.PluginSystem;
 using AIStudio.Tools.Rust;
 using AIStudio.Tools.Services;
 
@@ -10,6 +11,8 @@ using DialogOptions = Dialogs.DialogOptions;
 
 public partial class AttachDocuments : MSGComponentBase
 {
+    private static string TB(string fallbackEN) => I18N.I.T(fallbackEN, typeof(AttachDocuments).Namespace, nameof(AttachDocuments));
+    
     [Parameter]
     public string Name { get; set; } = string.Empty;
     
@@ -41,6 +44,11 @@ public partial class AttachDocuments : MSGComponentBase
     private IDialogService DialogService { get; init; } = null!;
     
     private const Placement TOOLBAR_TOOLTIP_PLACEMENT = Placement.Top;
+
+    private static readonly string DROP_FILES_HERE_TEXT = TB("Drop files here to attach them");
+    
+    private bool isComponentHovered;
+    private bool isDraggingOver;
     
     #region Overrides of MSGComponentBase
 
@@ -61,10 +69,23 @@ public partial class AttachDocuments : MSGComponentBase
                     return;
                 }
                 
+                this.isDraggingOver = true;
                 this.SetDragClass();
                 this.StateHasChanged();
                 break;
             
+            case Event.TAURI_EVENT_RECEIVED when data is TauriEvent { EventType: TauriEventType.FILE_DROP_CANCELED }:
+                this.isDraggingOver = false;
+                this.StateHasChanged();
+                break;
+            
+            case Event.TAURI_EVENT_RECEIVED when data is TauriEvent { EventType: TauriEventType.WINDOW_NOT_FOCUSED }:
+                this.isDraggingOver = false;
+                this.isComponentHovered = false;
+                this.ClearDragClass();
+                this.StateHasChanged();
+                break;
+            
             case Event.TAURI_EVENT_RECEIVED when data is TauriEvent { EventType: TauriEventType.FILE_DROP_DROPPED, Payload: var paths }:
                 if(!this.isComponentHovered && !this.CatchAllDocuments)
                 {
@@ -82,6 +103,8 @@ public partial class AttachDocuments : MSGComponentBase
 
                 await this.DocumentPathsChanged.InvokeAsync(this.DocumentPaths);
                 await this.OnChange(this.DocumentPaths);
+                this.isDraggingOver = false;
+                this.ClearDragClass();
                 this.StateHasChanged();
                 break;
         }
@@ -93,8 +116,6 @@ public partial class AttachDocuments : MSGComponentBase
     
     private string dragClass = DEFAULT_DRAG_CLASS;
     
-    private bool isComponentHovered;
-
     private async Task AddFilesManually()
     {
         var selectedFile = await this.RustService.SelectFile(T("Select a file to attach"));