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

let
  username = config.defaultUser or "henrov";

  modulesPath = ./generated/parked;
  importedModules = inputs.import-tree modulesPath;
  moduleSwitches = import ./assets/system/modules.conf;

  # Alleen ingeschakelde modules (blijft attrset)
  enabledModules =
    lib.filterAttrs (name: _: moduleSwitches.${name} or false)
      importedModules.imports;

  moduleList = builtins.attrValues enabledModules;

  # Functie: forceer fragment naar attrset
  forceFragment = frag:
    let
      evaluated = if builtins.isFunction frag then frag {} else frag;
      asAttrs = if builtins.isAttrs evaluated then evaluated else {};
    in
      # Filter eventueel verborgen thunks/lists
      lib.filterAttrs (name: _: builtins.isAttrs evaluated.${name} || builtins.isBool evaluated.${name} || builtins.isString evaluated.${name}) asAttrs;

  # Haal en forceer alle home-manager fragments
  safeFragments =
    map (m: forceFragment (if builtins.hasAttr "homeManagerExtraUserFragment" m
                            then m.homeManagerExtraUserFragment else {}))
        moduleList;

  homeManagerExtraUserFragments = lib.foldl' lib.mkMerge {} safeFragments;

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

  home-manager.users = homeManagerExtraUserFragments;
}