From bb8559f6654234d0d9e54f52b1a341d6fb061702 Mon Sep 17 00:00:00 2001
From: JuliusFreudenberger <julius+git@jfreudenberger.de>
Date: Sat, 27 Jun 2026 19:15:41 +0200
Subject: [PATCH] Use greetd and regreet instead of lightdm

LightDM brings problems with setting up the session which leads to
kanshi, swayidle and such services to not get the correct environment
variables like `WAYLAND_DISPLAY`.
---
 modules/boot-login.nix | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/modules/boot-login.nix b/modules/boot-login.nix
index 6768f8a..44dcc50 100644
--- a/modules/boot-login.nix
+++ b/modules/boot-login.nix
@@ -16,10 +16,10 @@
     displayManager.defaultSession = "sway";
     xserver.displayManager = {
       lightdm = {
-        enable = true;
+        enable = false;
         greeters.gtk.enable = false;
         greeters.gtk-custom = {
-          enable = true;
+          enable = false;
           theme = {
             name = "Adwaita-dark";
           };
@@ -32,4 +32,22 @@
     };
   };
 
+  services.greetd = {
+    enable = true;
+    settings = {
+      skip_selection = true;
+    };
+  };
+
+  programs.regreet = {
+    enable = true;
+    theme = {
+      name = "Adwaita-dark";
+    };
+    iconTheme = {
+      name = "Arc";
+      package = pkgs.arc-icon-theme;
+    };
+  };
+
 }