import time
from unittest.mock import patch, MagicMock
from vigilar.detection.weather import WeatherFetcher, _weather_code_to_text


def test_get_conditions_returns_dict_on_success():
    fetcher = WeatherFetcher()
    mock_response = MagicMock()
    mock_response.status_code = 200
    mock_response.json.return_value = {"current": {"temperature_2m": 15.5, "weather_code": 2}}
    with patch("vigilar.detection.weather.requests.get", return_value=mock_response):
        result = fetcher.get_conditions(45.0, -85.0)
    assert result is not None
    assert result["temperature_c"] == 15.5
    assert isinstance(result["conditions"], str)


def test_get_conditions_returns_none_on_failure():
    fetcher = WeatherFetcher()
    with patch("vigilar.detection.weather.requests.get", side_effect=Exception("offline")):
        result = fetcher.get_conditions(45.0, -85.0)
    assert result is None


def test_get_conditions_caches():
    fetcher = WeatherFetcher()
    mock_response = MagicMock()
    mock_response.status_code = 200
    mock_response.json.return_value = {"current": {"temperature_2m": 10.0, "weather_code": 0}}
    with patch("vigilar.detection.weather.requests.get", return_value=mock_response) as mock_get:
        fetcher.get_conditions(45.0, -85.0)
        fetcher.get_conditions(45.0, -85.0)
        assert mock_get.call_count == 1


def test_weather_code_mapping():
    assert _weather_code_to_text(0) == "Clear sky"
    assert _weather_code_to_text(61) == "Light rain"
    assert _weather_code_to_text(999) == "Unknown"