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"""Test for Package Index Hook."""
from __future__ import annotations

from pytest import FixtureRequest, MonkeyPatch, fixture, mark, raises

from airflow.hooks.package_index import PackageIndexHook
from airflow.models.connection import Connection


class MockConnection(Connection):
    """Mock for the Connection class."""

    def __init__(self, host: str | None, login: str | None, password: str | None):
        super().__init__()
        self.host = host
        self.login = login
        self.password = password


PI_MOCK_TESTDATA = {
    "missing-url": {},
    "anonymous-https": {
        "host": "https://site/path",
        "expected_result": "https://site/path",
    },
    "no_password-http": {
        "host": "http://site/path",
        "login": "any_user",
        "expected_result": "http://any_user@site/path",
    },
    "with_password-http": {
        "host": "http://site/path",
        "login": "any_user",
        "password": "secret@_%1234!",
        "expected_result": "http://any_user:secret%40_%251234%21@site/path",
    },
    "with_password-https": {
        "host": "https://old_user:pass@site/path",
        "login": "any_user",
        "password": "secret@_%1234!",
        "expected_result": "https://any_user:secret%40_%251234%21@site/path",
    },
}


@fixture(
    params=list(PI_MOCK_TESTDATA.values()),
    ids=list(PI_MOCK_TESTDATA.keys()),
)
def mock_get_connection(monkeypatch: MonkeyPatch, request: FixtureRequest) -> str | None:
    """Pytest Fixture."""
    testdata: dict[str, str | None] = request.param
    host: str | None = testdata.get("host", None)
    login: str | None = testdata.get("login", None)
    password: str | None = testdata.get("password", None)
    expected_result: str | None = testdata.get("expected_result", None)
    monkeypatch.setattr(
        "airflow.hooks.package_index.PackageIndexHook.get_connection",
        lambda *_: MockConnection(host, login, password),
    )
    return expected_result


def test_get_connection_url(mock_get_connection: str | None):
    """Test if connection url is assembled correctly from credentials and index_url."""
    expected_result = mock_get_connection
    hook_instance = PackageIndexHook()
    if expected_result:
        connection_url = hook_instance.get_connection_url()
        assert connection_url == expected_result
    else:
        with raises(Exception):
            hook_instance.get_connection_url()


@mark.parametrize("success", [0, 1])
def test_test_connection(monkeypatch: MonkeyPatch, mock_get_connection: str | None, success: int):
    """Test if connection test responds correctly to return code."""

    def mock_run(*_, **__):
        class MockProc:
            """Mock class."""

            returncode = success
            stderr = "some error text"

        return MockProc()

    monkeypatch.setattr("airflow.hooks.package_index.subprocess.run", mock_run)

    hook_instance = PackageIndexHook()
    if mock_get_connection:
        result = hook_instance.test_connection()
        assert result[0] == (success == 0)
    else:
        with raises(Exception):
            hook_instance.test_connection()


def test_get_ui_field_behaviour():
    """Tests UI field result structure"""
    ui_field_behavior = PackageIndexHook.get_ui_field_behaviour()
    assert "hidden_fields" in ui_field_behavior
    assert "relabeling" in ui_field_behavior
    assert "placeholders" in ui_field_behavior
