{ lib, config, ... }:

let
  username = config.defaultUser or "henrov";

  # Absolute path to assets folder
  assetPath = ../../../assets/copy_2_home;

  # Helper: recursively list all files in assetPath
  recursiveListFiles = path:
    let
      entries = builtins.readDir path;
    in
      concatMap (name: let full = "${path}/${name}"; in
        if builtins.isDir full
        then recursiveListFiles full
        else [ full ]
      ) (builtins.attrNames entries);

  # All files in the folder (full paths)
  allFiles = recursiveListFiles assetPath;

  # Map each file to a home.file entry
  homeFiles = lib.genAttrs (allFiles) (f: {
    # Compute relative path from assetPath
    relative = builtins.substring (builtins.stringLength assetPath + 1) (builtins.stringLength f - builtins.stringLength assetPath - 1) f;
    name = relative;          # target path in $HOME
    value = { source = f; }; # source path
  });

in
{
  _module.args.hmUsers = {
    ${username} = {
      # Merge with other modules safely
      home.file = lib.mkMerge [
        homeFiles
      ];
    };
  };
}