"""Tests for environment service and schemas."""
import pytest
from datetime import datetime


class TestEnvironmentService:
    """Test EnvironmentService methods."""

    def test_aqi_to_quality_good(self):
        """AQI 0-50 should return Good."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        assert service._aqi_to_quality(0) == "Good"
        assert service._aqi_to_quality(25) == "Good"
        assert service._aqi_to_quality(50) == "Good"

    def test_aqi_to_quality_moderate(self):
        """AQI 51-100 should return Moderate."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        assert service._aqi_to_quality(51) == "Moderate"
        assert service._aqi_to_quality(75) == "Moderate"
        assert service._aqi_to_quality(100) == "Moderate"

    def test_aqi_to_quality_unhealthy_sensitive(self):
        """AQI 101-150 should return Unhealthy for Sensitive Groups."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        assert service._aqi_to_quality(101) == "Unhealthy for Sensitive Groups"
        assert service._aqi_to_quality(150) == "Unhealthy for Sensitive Groups"

    def test_aqi_to_quality_unhealthy(self):
        """AQI 151-200 should return Unhealthy."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        assert service._aqi_to_quality(151) == "Unhealthy"
        assert service._aqi_to_quality(200) == "Unhealthy"

    def test_aqi_to_quality_very_unhealthy(self):
        """AQI 201-300 should return Very Unhealthy."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        assert service._aqi_to_quality(201) == "Very Unhealthy"
        assert service._aqi_to_quality(300) == "Very Unhealthy"

    def test_aqi_to_quality_hazardous(self):
        """AQI >300 should return Hazardous."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        assert service._aqi_to_quality(301) == "Hazardous"
        assert service._aqi_to_quality(500) == "Hazardous"

    def test_parse_weather_with_valid_data(self):
        """Parse weather should return WeatherData for valid input."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        raw = {
            "temperature": 15.5,
            "conditions": "Cloudy",
            "humidity": 72,
            "location": "Rotterdam",
        }
        result = service._parse_weather(raw)

        assert result is not None
        assert result.temperature == 15.5
        assert result.conditions == "Cloudy"
        assert result.humidity == 72

    def test_parse_weather_with_none(self):
        """Parse weather should return None for None input."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        result = service._parse_weather(None)
        assert result is None

    def test_parse_forecast_with_list(self):
        """Parse forecast should handle list format."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        raw = [
            {"date": "2026-01-06", "high": 12, "low": 5, "conditions": "Cloudy"},
            {"date": "2026-01-07", "high": 14, "low": 6, "conditions": "Sunny"},
        ]
        result = service._parse_forecast(raw)

        assert result is not None
        assert len(result) == 2
        assert result[0].date == "2026-01-06"
        assert result[0].high == 12

    def test_parse_forecast_with_dict(self):
        """Parse forecast should handle dict with days key."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        raw = {
            "days": [
                {"date": "2026-01-06", "high": 12, "low": 5, "conditions": "Cloudy"},
            ]
        }
        result = service._parse_forecast(raw)

        assert result is not None
        assert len(result) == 1

    def test_parse_sun_times_with_strings(self):
        """Parse sun times should handle ISO datetime strings."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        raw = {
            "sunrise": "2026-01-06T08:45:00",
            "sunset": "2026-01-06T16:50:00",
        }
        result = service._parse_sun_times(raw)

        assert result is not None
        assert result.sunrise.hour == 8
        assert result.sunrise.minute == 45
        assert result.sunset.hour == 16
        assert result.daylight_minutes == 485

    def test_parse_air_quality_with_int(self):
        """Parse air quality should handle simple integer AQI."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        result = service._parse_air_quality(42)

        assert result is not None
        assert result.aqi == 42
        assert result.quality == "Good"

    def test_parse_air_quality_with_dict(self):
        """Parse air quality should handle dict format."""
        from src.domains.tools.environment.service import EnvironmentService
        service = EnvironmentService.__new__(EnvironmentService)

        raw = {
            "aqi": 75,
            "pm25": 8.5,
            "pm10": 15,
        }
        result = service._parse_air_quality(raw)

        assert result is not None
        assert result.aqi == 75
        assert result.quality == "Moderate"
        assert result.pm25 == 8.5