from __future__ import annotations

import pathlib

import pytest
from PIL import Image

from planemapper.renderer.airspace import draw_airspace
from planemapper.renderer.overlay import draw_home_marker
from planemapper.renderer.projection import MapBounds

FIXTURE_DIR = pathlib.Path(__file__).parent / "fixtures"


@pytest.fixture
def white_image() -> Image.Image:
    return Image.new("RGB", (800, 480), color=(255, 255, 255))


@pytest.fixture
def bounds() -> MapBounds:
    return MapBounds(home_lat=53.0, home_lon=-6.0, radius_nm=100.0)


def test_home_marker_draws_red_cross(white_image: Image.Image, bounds: MapBounds) -> None:
    draw_home_marker(white_image, bounds)
    # Centre pixel should be red (COLOUR_HOME_MARKER)
    assert white_image.getpixel((400, 240)) == (255, 0, 0)


def test_airspace_drawn_without_exception(
    white_image: Image.Image,
    bounds: MapBounds,
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    monkeypatch.setattr(
        "planemapper.renderer.airspace.AIRSPACE_PATH",
        FIXTURE_DIR / "airspace_sample.geojson",
    )
    draw_airspace(white_image, bounds)  # should not raise


def test_airspace_missing_file_no_exception(
    white_image: Image.Image,
    bounds: MapBounds,
    tmp_path: pathlib.Path,
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    monkeypatch.setattr(
        "planemapper.renderer.airspace.AIRSPACE_PATH",
        tmp_path / "nonexistent.geojson",
    )
    draw_airspace(white_image, bounds)  # should not raise — logs WARNING instead