{ lib, flakeRoot, ... }:

let
  programName = "eww";

  # --- Path to the program's assets in the flake ---
  programAssets = "${flakeRoot}/assets/system/conf/${programName}";

  # --- Read all files in the asset directory ---
  programFiles = builtins.readDir programAssets;

  # --- Generate attrset of file contents ---
  files = lib.genAttrs (builtins.attrNames programFiles) (name: {
    text = builtins.readFile "${programAssets}/${name}";
  });
in
{
  # --- Top-level toggle for this module ---
  options.enableEww =
    lib.mkEnableOption "Enable eww widgets";

  # --- Configuration only applied if enabled ---
  config = let
    # Assign enableProgram inside config to match the toggle option
    enableProgram = config.enableEww or false;

    # Determine user safely after config exists
    username = config.defaultUser or "henrov";

    # User's XDG config path for eww
    configDir = "/home/${username}/.config/${programName}";
  in lib.mkIf enableProgram {
    # --- Top-level container for all apps ---
    myApps = {
      eww = {
        enable = true;
        assetsDir = programAssets;
        files = files;
        user = username;

        # Symbolic package reference; actual package should be assigned elsewhere
        package = "eww";
      };
    };

    # --- Home Manager deployment ---
    home-manager.users.${username} = {
      home.stateVersion = "26.05";
      home.username = username;
      home.homeDirectory = "/home/${username}";

      # Deploy all config files recursively
      home.file."${configDir}" = {
        source = programAssets;
        recursive = true;
      };

      # Session variables for the program
      home.sessionVariables = {
        EWW_BIN = "${programName}";
      };

      # Wayland/Hyprland startup hooks
      wayland.windowManager.hyprland.settings = lib.mkForce {
        exec-once = [ "${programName} daemon" ];
        exec = [ "${programName} open-many ${configDir}/widgets" ];
      };
    };
  };
}