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

let
  # Use the config option defaultUser directly, fallback to "henrov"
  username = config.defaultUser or "henrov";
  assetPath = "${flakeRoot}/assets/traveldroid/conf/waybar";
in
{
  # Install Waybar system-wide
  environment.systemPackages = [ pkgs.waybar ];

  # Home Manager user definition: only define what you need
  home-manager.users = {
    ${username} = {
      home.file = {
        ".config/waybar/config" = {
          source = "${assetPath}/config";
          force = true;  # <-- allow overwrite
        };
        ".config/waybar/style.css" = {
          source = "${assetPath}/style.css";
          force = true;  # <-- allow overwrite
        };
      };
    };
  };

  # Systemd user service for Waybar
  systemd.user.services.waybar = {
    description = "Waybar for Hyprland";
    after = [ "graphical-session.target" ];

    serviceConfig = {
      ExecStart = "${pkgs.waybar}/bin/waybar";
      Restart = "always";
      Environment = ''
        WAYLAND_DISPLAY=${config.environment.sessionVariables.WAYLAND_DISPLAY or "wayland-0"}
        XDG_CURRENT_DESKTOP=Hyprland
      '';
    };

    wantedBy = [ "default.target" ];
  };
}