{ config, lib, pkgs, inputs, ... }:

with lib;

let
  cfg = config.noctaliaSystem;
in
{
  # Import Noctalia's NixOS module for systemd service
  imports = [
    inputs.noctalia.nixosModules.default
  ];

  options.noctaliaSystem = {
    enable = mkEnableOption "Noctalia shell system-level configuration";

    enableSystemdService = mkOption {
      type = types.bool;
      default = true;
      description = "Enable the Noctalia systemd service (starts after graphical-session.target)";
    };
  };

  config = mkIf cfg.enable {
    # Enable the systemd service if requested
    services.noctalia-shell.enable = cfg.enableSystemdService;

    # Required system services for Noctalia features
    # NetworkManager - for wifi widget
    networking.networkmanager.enable = mkDefault true;

    # Bluetooth - for bluetooth widget
    hardware.bluetooth.enable = mkDefault true;

    # UPower - for battery widget
    services.upower.enable = mkDefault true;

    # Power profiles daemon - for power profile switching in Noctalia
    # Note: This conflicts with auto-cpufreq, so we use power_manager module's option
    services.power-profiles-daemon.enable = mkDefault true;
  };
}