import os
import tempfile
from collections.abc import AsyncIterator
from pathlib import Path

import pytest

# Environnement de test AVANT tout import de l'app
_tmp = Path(tempfile.mkdtemp(prefix="ohm-test-"))
os.environ["OHM_DATA_DIR"] = str(_tmp)
os.environ["OHM_DOWNLOAD_DIR"] = str(_tmp / "downloads")
os.environ["OHM_DATABASE_PATH"] = str(_tmp / "test.db")
os.environ["OHM_SECRET_KEY"] = "test-secret-key-with-32-bytes-minimum!"

from app.config import get_settings
from app.db import db


@pytest.fixture(scope="session")
def anyio_backend() -> str:
    return "asyncio"


@pytest.fixture(autouse=True)
async def database() -> AsyncIterator[None]:
    """DB fraîche par test."""
    get_settings.cache_clear()
    await db.connect()
    for table in (
        "users",
        "refresh_tokens",
        "downloads",
        "metadata_cache",
        "settings",
        "favorites",
        "watch_progress",
    ):
        await db.execute(f"DELETE FROM {table}")
    yield
    await db.close()