{
    config,
    pkgs,
    ...
}: let 
    greeter = "gtkgreet";

    swayConfig = pkgs.writeText "greetd-sway-config" ''
        # https://github.com/swaywm/sway/issues/5732#issuecomment-1583336383
        exec systemctl --user import-environment DISPLAY WAYLAND_DISPLAY SWAYSOCK XDG_CURRENT_DESKTOP
        exec hash dbus-update-activation-environment 2>/dev/null && \
         dbus-update-activation-environment --systemd DISPLAY WAYLAND_DISPLAY SWAYSOCK XDG_CURRENT_DESKTOP

        exec "${pkgs.greetd.${greeter}}/bin/${greeter} -l; swaymsg exit"
        bindsym Mod4+shift+e exec swaynag \
          -t warning \
          -m 'What do you want to do?' \
          -b 'Poweroff' 'systemctl poweroff' \
          -b 'Reboot' 'systemctl reboot'
    '';
in {
    services.greetd = {
        enable = true;
        settings = {
            default_session = {
                command = "${pkgs.sway}/bin/sway --config ${swayConfig}";
                user = "jacek";
            };
        };
    };

    environment.etc = {
        "greetd/environments".text = ''
            Hyprland
            zsh
            shutdown now
        '';
    };
}