Routed all notifications through the message bus instead of the snackbar

app/MindWork AI Studio/Assistants/I18N/AssistantI18N.razor.cs

@@ -478,13 +478,13 @@ public partial class AssistantI18N : AssistantBaseCore<SettingsDialogI18N>
     {
         if (this.selectedLanguagePlugin is null)
         {
-            this.Snackbar.Add(T("No language plugin selected."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.Translate, T("No language plugin selected.")));
             return;
         }
 
         if (this.finalLuaCode.Length == 0)
         {
-            this.Snackbar.Add(T("No Lua code generated yet."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.Code, T("No Lua code generated yet.")));
             return;
         }
 
@@ -500,7 +500,7 @@ public partial class AssistantI18N : AssistantBaseCore<SettingsDialogI18N>
             if (!File.Exists(pluginFilePath))
             {
                 this.Logger.LogError("Plugin file not found: {PluginFilePath}.", pluginFilePath);
-                this.Snackbar.Add(T("Plugin file not found."), Severity.Error);
+                await this.MessageBus.SendError(new(Icons.Material.Filled.FindInPage, T("Plugin file not found.")));
                 return;
             }
 
@@ -514,7 +514,7 @@ public partial class AssistantI18N : AssistantBaseCore<SettingsDialogI18N>
             if (markerIndex == -1)
             {
                 this.Logger.LogError("Could not find 'UI_TEXT_CONTENT = {{}}' marker in plugin file: {PluginFilePath}", pluginFilePath);
-                this.Snackbar.Add(T("Could not find 'UI_TEXT_CONTENT = {}' marker in plugin file."), Severity.Error);
+                await this.MessageBus.SendError(new(Icons.Material.Filled.FindInPage, T("Could not find 'UI_TEXT_CONTENT = {}' marker in plugin file.")));
                 return;
             }
 
@@ -524,12 +524,12 @@ public partial class AssistantI18N : AssistantBaseCore<SettingsDialogI18N>
 
             // Write the updated content back to the file:
             await File.WriteAllTextAsync(pluginFilePath, newContent);
-            this.Snackbar.Add(T("Successfully updated plugin file."), Severity.Success);
+            await this.MessageBus.SendSuccess(new(Icons.Material.Filled.Translate, T("Successfully updated plugin file.")));
         }
         catch (Exception ex)
         {
             this.Logger.LogError(ex, "Error writing to plugin file.");
-            this.Snackbar.Add(T("Error writing to plugin file."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.Translate, T("Error writing to plugin file.")));
         }
     }
     #endif

app/MindWork AI Studio/Assistants/LogViewer/AssistantLogViewer.razor.cs

@@ -35,9 +35,6 @@ public partial class AssistantLogViewer : MSGComponentBase
     [Inject]
     private RustService RustService { get; init; } = null!;
 
-    [Inject]
-    private ISnackbar Snackbar { get; init; } = null!;
-
     [Inject]
     private NavigationManager NavigationManager { get; init; } = null!;
 
@@ -215,11 +212,7 @@ public partial class AssistantLogViewer : MSGComponentBase
         var path = this.CurrentLogPath;
         if (string.IsNullOrWhiteSpace(path))
         {
-            this.Snackbar.Add(T("The log file path is not available yet."), Severity.Warning, config =>
+            await this.MessageBus.SendWarning(new(Icons.Material.Filled.Folder, T("The log file path is not available yet.")));
-            {
-                config.Icon = Icons.Material.Filled.Folder;
-                config.IconSize = Size.Large;
-            });
             return;
         }
 
@@ -231,30 +224,18 @@ public partial class AssistantLogViewer : MSGComponentBase
         catch (Exception e)
         {
             this.Logger.LogWarning(e, "Could not open the log file location in the file manager.");
-            this.Snackbar.Add(T("Could not open the log file location."), Severity.Error, config =>
+            await this.MessageBus.SendError(new(Icons.Material.Filled.Folder, T("Could not open the log file location.")));
-            {
-                config.Icon = Icons.Material.Filled.Folder;
-                config.IconSize = Size.Large;
-            });
             return;
         }
 
         if (response.Success)
         {
-            this.Snackbar.Add(T("Opened the log file location."), Severity.Success, config =>
+            await this.MessageBus.SendSuccess(new(Icons.Material.Filled.FolderOpen, T("Opened the log file location.")));
-            {
-                config.Icon = Icons.Material.Filled.FolderOpen;
-                config.IconSize = Size.Large;
-            });
             return;
         }
 
         var issue = string.IsNullOrWhiteSpace(response.Issue) ? T("Unknown error") : response.Issue;
-        this.Snackbar.Add(string.Format(T("Could not open the log file location: {0}"), issue), Severity.Error, config =>
+        await this.MessageBus.SendError(new(Icons.Material.Filled.Folder, string.Format(T("Could not open the log file location: {0}"), issue)));
-        {
-            config.Icon = Icons.Material.Filled.Folder;
-            config.IconSize = Size.Large;
-        });
     }
 
     private void ClearFilters()

app/MindWork AI Studio/Assistants/PromptOptimizer/AssistantPromptOptimizer.razor.cs

@@ -562,7 +562,7 @@ public partial class AssistantPromptOptimizer : AssistantBaseCore<SettingsDialog
         this.currentCustomPromptGuidePath = selected.FilePath;
 
         if (files.Count > 1 || replacedPrevious)
-            this.Snackbar.Add(T("Replaced the previously selected custom prompt guide file."), Severity.Info);
+            await this.MessageBus.SendInfo(new(Icons.Material.Filled.SwapHoriz, T("Replaced the previously selected custom prompt guide file.")));
 
         await this.LoadCustomPromptGuidelineContentAsync(selected);
     }
@@ -572,7 +572,7 @@ public partial class AssistantPromptOptimizer : AssistantBaseCore<SettingsDialog
         if (!fileAttachment.Exists)
         {
             this.customPromptingGuidelineContent = string.Empty;
-            this.Snackbar.Add(T("The selected custom prompt guide file could not be found."), Severity.Warning);
+            await this.MessageBus.SendWarning(new(Icons.Material.Filled.FindInPage, T("The selected custom prompt guide file could not be found.")));
             return;
         }
 
@@ -581,12 +581,12 @@ public partial class AssistantPromptOptimizer : AssistantBaseCore<SettingsDialog
             this.isLoadingCustomPromptGuide = true;
             this.customPromptingGuidelineContent = await UserFile.LoadFileData(fileAttachment.FilePath, this.RustService, this.DialogService);
             if (string.IsNullOrWhiteSpace(this.customPromptingGuidelineContent))
-                this.Snackbar.Add(T("The custom prompt guide file is empty or could not be read."), Severity.Warning);
+                await this.MessageBus.SendWarning(new(Icons.Material.Filled.Description, T("The custom prompt guide file is empty or could not be read.")));
         }
         catch
         {
             this.customPromptingGuidelineContent = string.Empty;
-            this.Snackbar.Add(T("Failed to load custom prompt guide content."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.Description, T("Failed to load custom prompt guide content.")));
         }
         finally
         {
@@ -600,7 +600,7 @@ public partial class AssistantPromptOptimizer : AssistantBaseCore<SettingsDialog
         var promptingGuideline = await ReadPromptingGuidelineAsync();
         if (string.IsNullOrWhiteSpace(promptingGuideline))
         {
-            this.Snackbar.Add(T("The prompting guideline file could not be loaded."), Severity.Warning);
+            await this.MessageBus.SendWarning(new(Icons.Material.Filled.MenuBook, T("The prompting guideline file could not be loaded.")));
             return;
         }
 

app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor.Build.cs

@@ -89,7 +89,7 @@ public partial class VisualBriefingAssistant
 
                 terminalIssue = result.Issue;
                 if (terminalStatus is not AssistantSessionStatus.CANCELED)
-                    this.Snackbar.Add(result.Issue, Severity.Error);
+                    await this.MessageBus.SendError(new(Icons.Material.Filled.AutoAwesome, result.Issue));
 
                 return;
             }
@@ -107,7 +107,7 @@ public partial class VisualBriefingAssistant
                     this.UpdateProject(latest);
             }
 
-            this.Snackbar.Add(successMessage, Severity.Success);
+            await this.MessageBus.SendSuccess(new(Icons.Material.Filled.AutoAwesome, successMessage));
             terminalStatus = AssistantSessionStatus.COMPLETED;
         }
         catch (OperationCanceledException)
@@ -119,7 +119,7 @@ public partial class VisualBriefingAssistant
         {
             terminalIssue = unexpectedFailureMessage;
             this.Logger.LogError("Unexpected visual briefing UI failure. BriefingId={BriefingId} Mode={Mode} ExceptionType={ExceptionType}", briefingId, mode, exception.GetType().Name);
-            this.Snackbar.Add(terminalIssue, Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.AutoAwesome, terminalIssue));
         }
         finally
         {

app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor.Projects.cs

@@ -154,7 +154,7 @@ public partial class VisualBriefingAssistant
         var path = await this.Store.GetProjectDirectoryPathAsync(this.selectedProject.BriefingId);
         if (string.IsNullOrWhiteSpace(path))
         {
-            this.Snackbar.Add(T("The visual briefing project folder is not available."), Severity.Warning);
+            await this.MessageBus.SendWarning(new(Icons.Material.Filled.Folder, T("The visual briefing project folder is not available.")));
             return;
         }
 
@@ -166,18 +166,18 @@ public partial class VisualBriefingAssistant
         catch (Exception exception)
         {
             this.Logger.LogWarning(exception, "Could not open the visual briefing project folder. BriefingId={BriefingId}", this.selectedProject.BriefingId);
-            this.Snackbar.Add(T("Could not open the visual briefing project folder."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.Folder, T("Could not open the visual briefing project folder.")));
             return;
         }
 
         if (response.Success)
         {
-            this.Snackbar.Add(T("Opened the visual briefing project folder."), Severity.Success);
+            await this.MessageBus.SendSuccess(new(Icons.Material.Filled.Folder, T("Opened the visual briefing project folder.")));
             return;
         }
 
         var issue = string.IsNullOrWhiteSpace(response.Issue) ? T("Unknown error") : response.Issue;
-        this.Snackbar.Add(string.Format(T("Could not open the visual briefing project folder: {0}"), issue), Severity.Error);
+        await this.MessageBus.SendError(new(Icons.Material.Filled.Folder, string.Format(T("Could not open the visual briefing project folder: {0}"), issue)));
     }
 
     /// <summary>

app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor.Versions.cs

@@ -118,14 +118,14 @@ public partial class VisualBriefingAssistant
 
         if (PathComparer().Equals(Path.GetFullPath(sourcePath), Path.GetFullPath(response.SaveFilePath)))
         {
-            this.Snackbar.Add(T("Choose a different export location so the immutable briefing version is not overwritten."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.SaveAs, T("Choose a different export location so the immutable briefing version is not overwritten.")));
             return;
         }
 
         var verified = await this.Store.OpenIntegrityCheckedVersionAsync(this.selectedBriefing.BriefingId, this.selectedRevisionId);
         if (verified is null)
         {
-            this.Snackbar.Add(T("The selected briefing version failed its integrity check and cannot be exported."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.GppBad, T("The selected briefing version failed its integrity check and cannot be exported.")));
             return;
         }
 
@@ -146,7 +146,7 @@ public partial class VisualBriefingAssistant
             exportedVersion.DocumentHash,
             source.Length);
 
-        this.Snackbar.Add(T("The visual briefing was exported."), Severity.Success);
+        await this.MessageBus.SendSuccess(new(Icons.Material.Filled.FileDownload, T("The visual briefing was exported.")));
     }
 
     /// <summary>
@@ -176,7 +176,7 @@ public partial class VisualBriefingAssistant
 
         if (!imported.Success)
         {
-            this.Snackbar.Add(imported.Issue, Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.FileUpload, imported.Issue));
             return;
         }
 
@@ -190,7 +190,7 @@ public partial class VisualBriefingAssistant
             imported.RevisionId,
             imported.WasDeduplicated);
 
-        this.Snackbar.Add(imported.WasDeduplicated ? T("This briefing revision was already imported.") : T("The visual briefing was imported."), Severity.Success);
+        await this.MessageBus.SendSuccess(new(Icons.Material.Filled.FileUpload, imported.WasDeduplicated ? T("This briefing revision was already imported.") : T("The visual briefing was imported.")));
     }
 
     /// <summary>

app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssistant.razor.cs

@@ -217,7 +217,7 @@ public partial class VisualBriefingAssistant : MSGComponentBase
                 "Could not auto-save visual briefing. BriefingId={BriefingId} ExceptionType={ExceptionType}",
                 this.selectedBriefing.BriefingId,
                 exception.GetType().Name);
-            this.Snackbar.Add(T("The visual briefing settings could not be saved."), Severity.Error);
+            await this.MessageBus.SendError(new(Icons.Material.Filled.SaveAs, T("The visual briefing settings could not be saved.")));
         }
     }
 

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

@@ -77,12 +77,9 @@ public partial class MudCopyClipboardButton : ComponentBase
                 break;
             
             default:
-                this.Snackbar.Add(TB("Cannot copy this content type to clipboard."), Severity.Error, config =>
+                // This component is no MSGComponentBase, so it uses the shared bus instance the same
-                {
+                // way FileExtensionValidation does:
-                    config.Icon = Icons.Material.Filled.ContentCopy;
+                await MessageBus.INSTANCE.SendError(new(Icons.Material.Filled.ContentCopy, TB("Cannot copy this content type to clipboard.")));
-                    config.IconSize = Size.Large;
-                    config.IconColor = Color.Error;
-                });
                 break;
         }
     }

app/MindWork AI Studio/Components/Settings/SettingsPanelProviderBase.cs

@@ -47,7 +47,7 @@ public abstract class SettingsPanelProviderBase : SettingsPanelBase
                 else
                 {
                     // No encryption secret available - inform the user:
-                    this.Snackbar.Add(TB("Cannot export the encrypted API key: No enterprise encryption secret is configured."), Severity.Warning);
+                    await this.MessageBus.SendWarning(new(Icons.Material.Filled.Key, TB("Cannot export the encrypted API key: No enterprise encryption secret is configured.")));
                 }
             }
         }

app/MindWork AI Studio/Layout/MainLayout.razor.cs

@@ -112,7 +112,7 @@ public partial class MainLayout : LayoutComponentBase, IMessageBusReceiver, ILan
         this.MessageBus.ApplyFilters(this, [],
         [
             Event.UPDATE_AVAILABLE, Event.CONFIGURATION_CHANGED, Event.COLOR_THEME_CHANGED, Event.SHOW_ERROR,
-            Event.SHOW_WARNING, Event.SHOW_SUCCESS, Event.STARTUP_PLUGIN_SYSTEM, Event.PLUGINS_RELOADED,
+            Event.SHOW_WARNING, Event.SHOW_SUCCESS, Event.SHOW_INFO, Event.STARTUP_PLUGIN_SYSTEM, Event.PLUGINS_RELOADED,
             Event.INSTALL_UPDATE, Event.STARTUP_COMPLETED, Event.AI_JOB_CHANGED, Event.AI_JOB_FINISHED,
             Event.CHAT_GENERATION_CHANGED, Event.ASSISTANT_SESSION_CHANGED, Event.ASSISTANT_SESSION_FINISHED,
         ]);
@@ -266,6 +266,12 @@ public partial class MainLayout : LayoutComponentBase, IMessageBusReceiver, ILan
 
                     break;
 
+                case Event.SHOW_INFO:
+                    if (data is DataInfoMessage info)
+                        info.Show(this.Snackbar);
+
+                    break;
+
                 case Event.STARTUP_PLUGIN_SYSTEM:
                     _ = Task.Run(async () =>
                     {

app/MindWork AI Studio/Tools/DataInfoMessage.cs

@@ -0,0 +1,16 @@
+namespace AIStudio.Tools;
+
+public readonly record struct DataInfoMessage(string Icon, string Message)
+{
+    public void Show(ISnackbar snackbar)
+    {
+        var icon = this.Icon;
+        snackbar.Add(this.Message, Severity.Info, config =>
+        {
+            config.Icon = icon;
+            config.IconSize = Size.Large;
+            config.HideTransitionDuration = 600;
+            config.VisibleStateDuration = 10_000;
+        });
+    }
+}

app/MindWork AI Studio/Tools/Event.cs

@@ -73,6 +73,11 @@ public enum Event
     /// </summary>
     SHOW_SUCCESS,
 
+    /// <summary>
+    /// Requests display of an informational notification.
+    /// </summary>
+    SHOW_INFO,
+
     /// <summary>
     /// Carries an event received from the Tauri runtime.
     /// </summary>

app/MindWork AI Studio/Tools/MessageBus.cs

@@ -91,6 +91,8 @@ public sealed class MessageBus
     
     public Task SendSuccess(DataSuccessMessage dataSuccessMessage) => this.SendMessage(null, Event.SHOW_SUCCESS, dataSuccessMessage);
 
+    public Task SendInfo(DataInfoMessage dataInfoMessage) => this.SendMessage(null, Event.SHOW_INFO, dataInfoMessage);
+
     public void DeferMessage<T>(ComponentBase? sendingComponent, Event triggeredEvent, T? data = default)
     {
         if (this.deferredMessages.TryGetValue(triggeredEvent, out var queue))