"""Regression tests for QueryParameters model and API query parsing."""

import pytest
from datetime import datetime, timezone
from httpx import ASGITransport, AsyncClient
from unittest.mock import patch

from models.listing import QueryParameters, ListingType, FurnishType


pytestmark = pytest.mark.regression


class TestQueryParametersModel:
    def test_defaults_applied(self):
        params = QueryParameters(listing_type=ListingType.RENT)
        assert params.min_bedrooms == 1
        assert params.max_bedrooms == 999
        assert params.listing_type == ListingType.RENT

    def test_datetime_z_suffix_parsing(self):
        params = QueryParameters(
            listing_type=ListingType.RENT,
            let_date_available_from="2024-01-15T00:00:00Z",
        )
        assert params.let_date_available_from is not None
        assert isinstance(params.let_date_available_from, datetime)

    def test_datetime_offset_parsing(self):
        params = QueryParameters(
            listing_type=ListingType.RENT,
            let_date_available_from="2024-01-15T00:00:00+00:00",
        )
        assert params.let_date_available_from is not None
        assert isinstance(params.let_date_available_from, datetime)

    def test_min_price_greater_than_max_raises(self):
        with pytest.raises((ValueError, Exception)):
            QueryParameters(
                listing_type=ListingType.RENT,
                min_price=5000,
                max_price=1000,
            )

    def test_min_bedrooms_greater_than_max_raises(self):
        with pytest.raises((ValueError, Exception)):
            QueryParameters(
                listing_type=ListingType.RENT,
                min_bedrooms=5,
                max_bedrooms=2,
            )


class TestQueryParametersApiParsing:
    @pytest.mark.asyncio
    async def test_comma_separated_furnish_types(self, async_client):
        response = await async_client.get(
            "/api/listing?listing_type=RENT&furnish_types=furnished,unfurnished"
        )
        # If the endpoint accepts the param, it should return 200
        assert response.status_code == 200

    @pytest.mark.asyncio
    async def test_comma_separated_district_names(self, async_client):
        response = await async_client.get(
            "/api/listing?listing_type=RENT&district_names=London,Camden"
        )
        assert response.status_code == 200

    @pytest.mark.asyncio
    async def test_invalid_listing_type_returns_422(self, async_client):
        response = await async_client.get(
            "/api/listing_geojson?listing_type=INVALID_TYPE"
        )
        assert response.status_code == 422