{ lib, config, ... }:

{
  boot.resumeDevice = lib.optionalString ((lib.length config.swapDevices) > 0) (lib.head config.swapDevices).device;
  services.logind = {
    lidSwitch = "suspend-then-hibernate";
  };
  systemd.sleep.extraConfig = ''
    HibernateDelaySec=30m
  '';
}