nixdots/system/roles/workstation/services/logind.nix

{
  lib,
  config,
  ...
}: let
  inherit (lib) mkIf;
  deviceType = config.myOptions.device.roles.type;
  acceptedTypes = ["laptop" "desktop"];
in {
  config = mkIf (builtins.elem deviceType acceptedTypes) {
    # despite being under logind, this has nothing to do with login
    # it's about power management
    services.logind = {
      lidSwitch = "suspend-then-hibernate";
      lidSwitchExternalPower = "suspend";
      extraConfig = ''
        HandlePowerKey=suspend-then-hibernate
        HibernateDelaySec=3600
      '';
    };
  };
}