niksos/hosts/niks/greetd.nix

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

    hyprlandConfig = pkgs.writeText "greetd-hyprland-config" ''
        workspace=1,default:true,gapsout:0,gapsin:0,border:false,decorate:false

        exec-once=systemctl --user stop waybar.service
        exec-once=[workspace 1;fullscreen;noanim] ${pkgs.greetd.${greeter}}/bin/${greeter} -l; hyprctl dispatch exit
        exec-once=hyprctl dispatch focuswindow gtkgreet
    '';
in {
    services.greetd = {
        enable = true;
        settings.default_session = {
            command = "${inputs.hyprland.packages.${pkgs.system}.hyprland}/bin/Hyprland --config ${hyprlandConfig}";
            user = username;
        };
    };

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