niksos/modules/gui/gtklock.nix

{
    config,
    lib,
    pkgs,
    ...
}: with lib; let
    cfg = config.myOptions.programs.gtklock;
    username = config.myOptions.other.system.username;
in {
    options.myOptions.programs.gtklock.enable = mkEnableOption "enable gtklock";
    
    config = mkIf cfg.enable {

        # https://github.com/NixOS/nixpkgs/issues/158025
        security.pam.services.gtklock.text = "auth include login";

        home-manager.users.${username} = {
            home.packages = with pkgs; [
                gtklock
            ];

            xdg.configFile."gtklock/config.ini".text = ''
                [main]
                gtk-theme=${config.myOptions.themes.gtk.name}
            '';
        };
    };
}