niksos/modules/gui/gtklock.nix

{
    config,
    lib,
    pkgs,
    ...
}: let
    cfg = config.myOptions.programs.gtklock;
    inherit (config.myOptions.other.system) username;

    inherit (lib.modules) mkIf;
    inherit (lib.options) mkEnableOption;
in {
    options.myOptions.programs.gtklock.enable = mkEnableOption "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}
            '';
        };
    };
}