{ pkgs, lib, config, ... }: {
  options.mods = {
    openvpn.enable = lib.mkEnableOption "enables openvpn config";
    openvpn.config = let 
      username = "${config.mods.user.name}";
      folder = "${config.users.users.${username}.home}/documents/openvpn/";
      file = "${config.mods.user.name}.ovpn";
    in lib.mkOption {
      description = "the config location";
      default = "${folder}${file}";
    };
  };

  config = {
    networking.networkmanager.enable = true;
    services.tailscale.enable = true;

    environment.systemPackages = with pkgs; [
      openvpn
    ];

    services.openvpn.servers = lib.mkIf config.mods.openvpn.enable {
      remote.config = ''config ${config.mods.openvpn.config}'';
    };
  };
}