{
  lib,
  config,
  inputs,
  ...
}:
let
  cfg = config.services.gtrackmap;
  fqdn = "${cfg.subdomain}.${config.networking.domain}";
in
{
  imports = [
    inputs.gtrackmap.nixosModules.default
  ];

  options.services.gtrackmap = {
    subdomain = lib.mkOption {
      type = lib.types.str;
    };
  };

  config = lib.mkIf cfg.enable {
    services.webserver.vHosts.${fqdn}.locations."/".proxyPort = cfg.port;
  };
}