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

let
  #################################
  # Determine default username
  #################################
  username   = config.defaultUser or "henrov";
  moduleName = "kitty";

  #################################
  # Paths to assets
  #################################
  assetPath    = ../../../assets/traveldroid/conf/${moduleName};
  programFiles = builtins.readDir assetPath;

  # Convert asset files into a nix attribute set
  files = lib.genAttrs (builtins.attrNames programFiles) (name: {
    source = "${assetPath}/${name}";
  });

in
{
  #################################
  # System-wide packages
  #################################
  environment.systemPackages = [
    pkgs.kitty
  ];

  #################################
  # Home Manager user configuration
  #################################
  _module.args.hmUsers = {
    ${username} = {

      # Enable Kitty through Home Manager
      programs.kitty.enable = true;

      # Extra user-specific config snippet
      programs.kitty.extraConfig = ''
        # Include the Catppuccin-Mocha theme
        include themes/Catppuccin-Mocha.conf
      '';

      # Map all asset files into ~/.config/kitty/
      home.file = lib.mkMerge (
        map (name: { ".config/${moduleName}/${name}" = { source = files.${name}.source; }; })
            (builtins.attrNames files)
      );
    };
  };
}