nixos-config/modules/home/services/wpaperd.nix

{
  config,
  modulesPath,
  lib,
  ...
}:
{
  imports = [ "${modulesPath}/services/wpaperd.nix" ];

  options.custom.services.wpaperd.enable = lib.mkEnableOption "";

  config = lib.mkIf config.custom.services.wpaperd.enable {
    services.wpaperd = {
      enable = true;
      settings.default = {
        path = "${config.xdg.userDirs.pictures}/Wallpapers";
        duration = "30m";
      };
    };
  };
}