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

let
  username = config.defaultUser or "henrov";

  modulesPath = ./generated/modules;
  imported = inputs.import-tree modulesPath;

  moduleSwitches = import ../../../assets/system/conf/modules.conf;

  evaluatedModules =
    map (m:
      if builtins.isFunction m then m { inherit lib config; } else m
    ) imported.imports;

  modulesWithNames =
    map (m: {
      name = if m ? _file then builtins.replaceSuffix ".nix" "" (builtins.baseNameOf m._file) else "unknown";
      value = m;
    }) evaluatedModules;

  enabledModules =
    builtins.filter (m: moduleSwitches.${m.name} or false) modulesWithNames;

  moduleList = map (m: m.value) enabledModules;

  debugContents = builtins.concatStringsSep "\n"
    (map (m: "${m.name} (${builtins.toString (builtins.length (builtins.attrNames m.value))} attrs)") enabledModules);

  # write debug file on host
  debugFile = pkgs.writeTextFile {
    name = "traveldroid-modules-debug";
    text = debugContents;
  };

in
{
  networking.hostName = "traveldroid";
  system.stateVersion = "26.05";

  imports = [
    ./boot.nix
    ./hardware-configuration.nix
  ];

  home-manager.users = lib.mkMerge (
    # force evaluation so that trace prints
    map (m:
      let _ = builtins.trace ("Module loaded: " + m.name) true;
      in m.value
    ) enabledModules
  );

  # create the debug file
  environment.etc."traveldroid-modules-debug.txt".source = debugFile;
}