from unittest import mock

from starlette.testclient import TestClient

from email_campaigns.fonts.services.google_fonts import GoogleFont

_FONT = GoogleFont(
    name="Roboto",
    fallback_font="Arial",
    generic_font_family="sans-serif",
    css_font_family="'Roboto', Arial, sans-serif",
    url="https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,400;0,700;1,400;1,700&display=swap",
)


def test_get_google_fonts_returns_font_list(
    client: TestClient,
    google_fonts_cache_mock: mock.MagicMock,
) -> None:
    google_fonts_cache_mock.search.return_value = [_FONT]

    response = client.get("/fonts/google")

    assert response.status_code == 200
    assert response.json() == [
        {
            "name": "Roboto",
            "fallbackFont": "Arial",
            "genericFontFamily": "sans-serif",
            "cssFontFamily": "'Roboto', Arial, sans-serif",
            "url": _FONT.url,
        }
    ]


def test_get_google_fonts_passes_search_and_limit_to_cache(
    client: TestClient,
    google_fonts_cache_mock: mock.MagicMock,
) -> None:
    response = client.get("/fonts/google", params={"search": "robot", "limit": 5})

    assert response.status_code == 200
    google_fonts_cache_mock.search.assert_called_once_with("robot", 5)


def test_get_google_fonts_default_limit(
    client: TestClient,
    google_fonts_cache_mock: mock.MagicMock,
) -> None:
    client.get("/fonts/google")

    _, limit = google_fonts_cache_mock.search.call_args.args
    assert limit == 100


def test_get_google_fonts_populates_cache_on_miss(
    client: TestClient,
    google_fonts_cache_mock: mock.MagicMock,
    google_fonts_service_mock: mock.MagicMock,
) -> None:
    google_fonts_cache_mock.is_populated.return_value = False
    google_fonts_service_mock.get_fonts.return_value = [_FONT]

    client.get("/fonts/google")

    google_fonts_service_mock.get_fonts.assert_called_once()
    google_fonts_cache_mock.populate.assert_called_once_with([_FONT])