import pytest
from pytest_mock import MockerFixture

from src.errors import PermanentError, TransientError
from src.ows_response import parse_json_response


def _mock_resp(mocker: MockerFixture, status_code: int, json_body: object = None, text: str = "") -> object:
    resp = mocker.MagicMock()
    resp.status_code = status_code
    resp.text = text
    if json_body is not None:
        resp.json.return_value = json_body
    else:
        resp.json.side_effect = ValueError("no JSON")
    return resp


def test_2xx_returns_parsed_json(mocker: MockerFixture) -> None:
    resp = _mock_resp(mocker, 200, {"key": "value"})
    assert parse_json_response("ows-royalties", resp) == {"key": "value"}


def test_4xx_raises_permanent_error(mocker: MockerFixture) -> None:
    resp = _mock_resp(mocker, 404, text="not found")
    with pytest.raises(PermanentError, match="ows-royalties.*404"):
        parse_json_response("ows-royalties", resp)


def test_5xx_raises_transient_error(mocker: MockerFixture) -> None:
    resp = _mock_resp(mocker, 503, text="unavailable")
    with pytest.raises(TransientError, match="ows-royalties.*503"):
        parse_json_response("ows-royalties", resp)


def test_non_json_raises_transient_error(mocker: MockerFixture) -> None:
    resp = _mock_resp(mocker, 200, text="not json")
    with pytest.raises(TransientError, match="non-JSON"):
        parse_json_response("ows-royalties", resp)


def test_service_name_in_error_message(mocker: MockerFixture) -> None:
    resp = _mock_resp(mocker, 400, text="bad request")
    with pytest.raises(PermanentError, match="ows-project-manager"):
        parse_json_response("ows-project-manager", resp)