{
  config,
  lib,
  pkgs,
  ...
}:
let
  cfg = config.os.core.greet;
in
{
  options.os.core.greet.enable = lib.mkEnableOption "enables greetd daemon with tuigreet";
  config = lib.mkIf cfg.enable {
    services.greetd = {
      enable = true;
      settings = {
        default_session = {
          user = "greeter";
          command = lib.concatStringsSep " " [
            "${pkgs.tuigreet}/bin/tuigreet"
            "--sessions ${config.services.displayManager.sessionData.desktops}/share/xsessions:${config.services.displayManager.sessionData.desktops}/share/wayland-sessions"
            "--remember"
            "--remember-user-session"
            "--asterisks"
            "--greeting 'Welcome to NixOS!'"
            "--time"
          ];
        };
      };
    };
    security.pam.services.greetd.enableGnomeKeyring = true;
  };
}