{ config, lib, ... }:

with lib;
let
  local-host = config.instance.hostname;
  local-domain = config.fudo.hosts.${local-host}.domain;
  local-site = config.fudo.hosts.${local-host}.site;

  host-user-list = config.fudo.hosts."${local-host}".local-users;
  domain-user-list = config.fudo.domains."${local-domain}".local-users;
  site-user-list = config.fudo.sites."${local-site}".local-users;
  local-users =
    getAttrs (host-user-list ++ domain-user-list ++ site-user-list) config.fudo.users;

  host-admin-list = config.fudo.hosts."${local-host}".local-admins;
  domain-admin-list = config.fudo.domains."${local-domain}".local-admins;
  site-admin-list = config.fudo.sites."${local-site}".local-admins;
  local-admins = host-admin-list ++ domain-admin-list ++ site-admin-list;

  host-group-list = config.fudo.hosts."${local-host}".local-groups;
  domain-group-list = config.fudo.domains."${local-domain}".local-groups;
  site-group-list = config.fudo.sites."${local-site}".local-groups;
  local-groups =
    getAttrs (host-group-list ++ domain-group-list ++ site-group-list)
      config.fudo.groups;

in {
  local-users = local-users;
  local-admins = local-admins;
  local-groups = local-groups;
}