@@ -12,14 +12,42 @@   environment.systemPackages = with pkgs; [
     powerstat
     powertop
+
+    arandr
+    autorandr
+    disper
   ];
 
+  # powerManagement.resumeCommands = ''
+  #   AUTORANDR="autorandr -c"
+
+  #   detect_display()
+  #   {
+  #     for X in /tmp/.X11-unix/X*; do
+  #       D="''${X##/tmp/.X11-unix/X}"
+  #       user=$(who | awk -vD="$D" '$5 ~ "\\(:"D"\\)$" {print $1}')
+  #       if [ x"$user" != x"" ]; then
+  #         export DISPLAY=":$D"
+  #         /bin/su -c "''${AUTORANDR}" "$user"
+  #       fi
+  #     done
+  #   }
+
+  #   case "$1" in
+  #     thaw|resume)
+  #       detect_display
+  #       ;;
+  #   esac
+  # '';
+
   programs.light.enable = true;
 
   services.logind.extraConfig = ''
     IdleAction=suspend
     IdleActionSec=600
   '';
+
+  services.physlock.enable = true;
 
   services.tlp = {
     enable = true;
@@ -27,6 +55,10 @@ extraConfig = ''       CPU_SCALING_GOVERNOR_ON_BAT=powersave
     '';
   };
+
+  services.udev.extraRules = ''
+    # ACTION=="change", SUBSYSTEM=="drm", ENV{DISPLAY}=":0", ENV{XAUTHORITY}="/home/alan/.Xauthority", RUN+="${pkgs.autorandr}/bin/autorandr -c"
+  '';
 
   services.xserver = {
     libinput = {