From b1eefcadb22344ccb63a64658e0983655f2fc749 Mon Sep 17 00:00:00 2001
From: Thorsten Sommer <mail@tsommer.org>
Date: Fri, 30 May 2025 11:04:16 +0200
Subject: [PATCH] Preselect the correct tab according to the current CPU
 architecture

---
 .../Dialogs/PandocDialog.razor                |  8 ++--
 .../Dialogs/PandocDialog.razor.cs             | 38 ++++++++++++++++++-
 2 files changed, 41 insertions(+), 5 deletions(-)

diff --git a/app/MindWork AI Studio/Dialogs/PandocDialog.razor b/app/MindWork AI Studio/Dialogs/PandocDialog.razor
index 3e5472c8..e228acda 100644
--- a/app/MindWork AI Studio/Dialogs/PandocDialog.razor	
+++ b/app/MindWork AI Studio/Dialogs/PandocDialog.razor	
@@ -54,7 +54,7 @@
                                 <MudListItem T="string" Class="mb-2">
                                     Accept the terms of the GPL license and download the latest installer with the download button below.
                                     Eventually you need to allow the download of the installer in the download window.
-                                    <CodeTabs>
+                                    <CodeTabs SelectedIndex="this.SelectInstallerIndex()">
                                         <CodeBlock Title="Windows">pandoc-@(PANDOC_VERSION)-windows-x86_64.msi</CodeBlock>
                                         <CodeBlock Title="macOS ARM">pandoc-@(PANDOC_VERSION)-arm64-macOS.pkg</CodeBlock>
                                         <CodeBlock Title="macOS x86">pandoc-@(PANDOC_VERSION)-x86_64-macOS.pkg</CodeBlock>
@@ -83,7 +83,7 @@
                                 
                                 <MudListItem T="string" Class="mb-2">
                                     Extract the archive to a folder of your choice.
-                                    <CodeTabs>
+                                    <CodeTabs SelectedIndex="this.SelectArchiveIndex()">
                                         <CodeBlock Title="Windows">C:\Users\%USERNAME%\pandoc</CodeBlock>
                                         <CodeBlock Title="macOS">/usr/local/bin/pandoc</CodeBlock>
                                         <CodeBlock Title="Linux">/usr/local/bin/pandoc</CodeBlock>
@@ -93,7 +93,7 @@
                                 <MudListItem T="string" Class="mb-2">
                                     Open the folder and copy the full path to the <CodeBlock IsInline="true">@PandocProcessBuilder.PandocExecutableName</CodeBlock> file into your
                                     clipboard.
-                                    <CodeTabs>
+                                    <CodeTabs SelectedIndex="this.SelectArchiveIndex()">
                                         <CodeBlock Title="Windows">C:\Users\%USERNAME%\pandoc\pandoc-@(PANDOC_VERSION)</CodeBlock>
                                         <CodeBlock Title="macOS">/usr/local/bin/pandoc/pandoc-@(PANDOC_VERSION)</CodeBlock>
                                         <CodeBlock Title="Linux">/usr/local/bin/pandoc/pandoc-@(PANDOC_VERSION)</CodeBlock>
@@ -104,7 +104,7 @@
                                     Add the copied path to your systems environment variables and check the installation
                                     by typing <br/><CodeBlock IsInline="@true">pandoc --version</CodeBlock>
                                     into your command line interface.
-                                    <CodeTabs>
+                                    <CodeTabs SelectedIndex="this.SelectArchiveIndex()">
                                         <CodeBlock Title="Windows">> pandoc.exe --version<br/>> pandoc @(PANDOC_VERSION)</CodeBlock>
                                         <CodeBlock Title="macOS">> pandoc --version<br/>> pandoc @(PANDOC_VERSION)</CodeBlock>
                                         <CodeBlock Title="Linux">> pandoc --version<br/>> pandoc @(PANDOC_VERSION)</CodeBlock>
diff --git a/app/MindWork AI Studio/Dialogs/PandocDialog.razor.cs b/app/MindWork AI Studio/Dialogs/PandocDialog.razor.cs
index 1408f656..4d63ebb0 100644
--- a/app/MindWork AI Studio/Dialogs/PandocDialog.razor.cs	
+++ b/app/MindWork AI Studio/Dialogs/PandocDialog.razor.cs	
@@ -1,10 +1,19 @@
-using AIStudio.Tools.Services;
+using System.Reflection;
+
+using AIStudio.Tools.Metadata;
+using AIStudio.Tools.Services;
 using Microsoft.AspNetCore.Components;
 
+using SharedTools;
+
 namespace AIStudio.Dialogs;
 
 public partial class PandocDialog : ComponentBase
 {
+    private static readonly Assembly ASSEMBLY = Assembly.GetExecutingAssembly();
+    private static readonly MetaDataArchitectureAttribute META_DATA_ARCH = ASSEMBLY.GetCustomAttribute<MetaDataArchitectureAttribute>()!;
+    private static readonly RID CPU_ARCHITECTURE = META_DATA_ARCH.Architecture.ToRID();
+    
     [Inject]
     private HttpClient HttpClient { get; set; } = null!;
     
@@ -136,4 +145,31 @@ public partial class PandocDialog : ComponentBase
         
         return await response.Content.ReadAsStringAsync();
     }
+
+    // ReSharper disable RedundantSwitchExpressionArms
+    private int SelectInstallerIndex() => CPU_ARCHITECTURE switch
+    {
+        RID.OSX_ARM64 => 1,
+        RID.OSX_X64 => 2,
+        
+        RID.WIN_ARM64 => 0,
+        RID.WIN_X64 => 0,
+        
+        _ => 0,
+    };
+    
+    private int SelectArchiveIndex() => CPU_ARCHITECTURE switch
+    {
+        RID.OSX_ARM64 => 1,
+        RID.OSX_X64 => 1,
+        
+        RID.WIN_ARM64 => 0,
+        RID.WIN_X64 => 0,
+        
+        RID.LINUX_ARM64 => 2,
+        RID.LINUX_X64 => 2,
+        
+        _ => 0,
+    };
+    // ReSharper restore RedundantSwitchExpressionArms
 }
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