{ pkgs, workspace, ... }:

let
  python = pkgs.python3.withPackages (pp: [ pp.jinja2 pp.paho-mqtt pp.flask ]);
  src = pkgs.fetchgit {
    url = "https://code.hackerspace.pl/informatic/spejsiot-api";
    rev = "d5bcb860738df0c9702c2e6f6954cfa08e3c7153";
    sha256 = "sha256-1xZ6RKl/AkMYvyFDcANQiSY3dJPQitaKjLl9ijrAHOs=";
  };
	run = pkgs.writeShellScriptBin "spejsiot-api" ''
		cd ${src}
		exec ${python}/bin/python3 main.py
	'';

  name = "spejsiot-api";
  user = name;
  group = name;
  socket_dir = "/run/${name}/";
in {
  users.users."${user}" = {
    group = "${group}";
    isSystemUser = true;
  };
  users.groups."${group}" = { };

  systemd.services."${name}" = {
    description = "Hackerspace Checkinator";
    wantedBy = [ "multi-user.target" ];
    after = [ "mosquitto.service" ];

    serviceConfig.User = "${user}";
    serviceConfig.Type = "simple";

    serviceConfig.Restart = "always";
    serviceConfig.RestartSec = "30";

    serviceConfig.ExecStart = "${run}/bin/spejsiot-api";

  };
}