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

let
  username = config.defaultUser or "henrov";
  modulesPath = ./generated/modules;

  # Import all modules recursively
  importedModules = inputs.import-tree modulesPath;

  # Evaluate all modules
  evaluatedModules =
    map (m:
      if builtins.isFunction m then m { inherit lib config pkgs; } else m
    ) importedModules.imports;

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

  # Filter enabled modules from config file (optional)
  moduleSwitches = import ../../../assets/system/conf/modules.conf;
  enabledModules =
    builtins.filter (m: moduleSwitches.${m.name} or false) modulesWithNames;

  # Collect Home Manager user attrsets
  hmUsersList = map (m: m.value._module.args.hmUsers or {}) enabledModules;

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

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

  # Merge Home Manager user configurations
  home-manager.users = lib.mkMerge hmUsersList;
}