{ lib
, aetcd
, buildPythonPackage
, coredis
, deprecated
, etcd3
, fetchFromGitHub
, hiro
, importlib-resources
, motor
, packaging
, pymemcache
, pymongo
, pytest-asyncio
, pytest-lazy-fixture
, pytestCheckHook
, pythonOlder
, redis
, setuptools
, typing-extensions
}:

buildPythonPackage rec {
  pname = "limits";
  version = "3.7.0";
  pyproject = true;

  disabled = pythonOlder "3.7";

  src = fetchFromGitHub {
    owner = "alisaifee";
    repo = "limits";
    rev = "refs/tags/${version}";
    # Upstream uses versioneer, which relies on git attributes substitution.
    # This leads to non-reproducible archives on github. Remove the substituted
    # file here, and recreate it later based on our version info.
    postFetch = ''
      rm "$out/limits/_version.py"
    '';
    hash = "sha256-0h3ofungHkjycUvNJ3jf+VB/GSrshgUDECN2YoPGzzg=";
  };

  postPatch = ''
    substituteInPlace pytest.ini \
      --replace-fail "--cov=limits" "" \
      --replace-fail "-K" ""

    substituteInPlace setup.py \
      --replace-fail "versioneer.get_version()" "'${version}'"

    # Recreate _version.py, deleted at fetch time due to non-reproducibility.
    echo 'def get_versions(): return {"version": "${version}"}' > limits/_version.py
  '';

  nativeBuildInputs = [
    setuptools
  ];

  propagatedBuildInputs = [
    deprecated
    importlib-resources
    packaging
    typing-extensions
  ];

  passthru.optional-dependencies = {
    redis = [
      redis
    ];
    rediscluster = [
      redis
    ];
    memcached = [
      pymemcache
    ];
    mongodb = [
      pymongo
    ];
    etcd = [
      etcd3
    ];
    async-redis = [
      coredis
    ];
    # async-memcached = [
    #   emcache  # Missing module
    # ];
    async-mongodb = [
      motor
    ];
    async-etcd = [
      aetcd
    ];
  };

  nativeCheckInputs = [
    hiro
    pytest-asyncio
    pytest-lazy-fixture
    pytestCheckHook
  ] ++ lib.flatten (builtins.attrValues passthru.optional-dependencies);

  pythonImportsCheck = [
    "limits"
  ];

  pytestFlagsArray = [
    # All other tests require a running Docker instance
    "tests/test_limits.py"
    "tests/test_ratelimit_parser.py"
    "tests/test_limit_granularities.py"
  ];

  meta = with lib; {
    description = "Rate limiting using various strategies and storage backends such as redis & memcached";
    homepage = "https://github.com/alisaifee/limits";
    changelog = "https://github.com/alisaifee/limits/releases/tag/${version}";
    license = licenses.mit;
    maintainers = with maintainers; [ ];
  };
}