From 3fecc04ed069c6b25b354df0b5d4dee8828ce538 Mon Sep 17 00:00:00 2001
From: Manuel Thalmann <m@nuth.ch>
Date: Mon, 5 Aug 2024 23:22:22 +0200
Subject: [PATCH] Add an option for showing file extensions

---
 lib/modules/windows.nix                     |  6 ++++++
 scripts/Windows/Software/Windows/Manage.ps1 | 11 +++++++++++
 2 files changed, 17 insertions(+)

diff --git a/lib/modules/windows.nix b/lib/modules/windows.nix
index 8d2f192c..df1def16 100644
--- a/lib/modules/windows.nix
+++ b/lib/modules/windows.nix
@@ -19,6 +19,12 @@
             };
           };
 
+          showFileExt = mkOption {
+            type = types.bool;
+            description = "A value indicating whether file extensions should be displayed in Windows Explorer.";
+            default = true;
+          };
+
           legacyIconSpacing = mkEnableOption "legacy icon spacing" // {
             default = true;
           };
diff --git a/scripts/Windows/Software/Windows/Manage.ps1 b/scripts/Windows/Software/Windows/Manage.ps1
index faa2e48d..911d0617 100644
--- a/scripts/Windows/Software/Windows/Manage.ps1
+++ b/scripts/Windows/Software/Windows/Manage.ps1
@@ -124,6 +124,17 @@ Start-SoftwareInstaller @PSBoundParameters `
             $startLayout | ConvertTo-Json -Compress | Set-Content "$env:SystemDrive\Users\Default\AppData\Local\Microsoft\Windows\Shell\LayoutModification.json";
         }
 
+        if (Get-WinConfig "showFileExt") {
+
+            Edit-DefaultUserKey {
+                param (
+                    [RegistryKey] $Key
+                )
+
+                Set-ItemProperty "$($Key.PSPath)\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced" -Name "HideFileExt" -Value 0 -Type "DWord";
+            };
+        }
+
         Pop-Location;
         Remove-Item -Recurse $dir;
     };