{ pkgs ? import <nixpkgs> { }
, lib ? pkgs.lib
,
}:

pkgs.python3Packages.buildPythonPackage rec {
  pname = "smtprd-ng";
  version = "git";
  pyproject = true;

  src = lib.cleanSource ./.;

  build-system = [ pkgs.python3Packages.setuptools ];

  dependencies = with pkgs.python3Packages; [
    aiosmtpd
    aiosmtplib
    m2crypto
    cryptography
  ];

  nativeCheckInputs = [ pkgs.python3Packages.pytestCheckHook ];
  pythonImportsCheck = [ "smtprd_ng" ];

  postInstall = ''
    install -D -m 644 systemd/smtprd-ng.service \
      $out/lib/systemd/system/smtprd-ng.service
    substituteInPlace $out/lib/systemd/system/smtprd-ng.service \
      --replace-fail @smtprd@ "$out/bin/smtprd-ng"
  '';

  meta = {
    description = "SMTP forwarding relay daemon with signing and encryption";
    homepage = "https://app.radicle.xyz/nodes/seed.radicle.garden/rad:z3gWc1qgaeZaoGwL4WTstLNoqjayM";
    license = lib.licenses.agpl3Only;
    maintainers = [ lib.maintainers.gador ];
  };

}