from __future__ import annotations

from datetime import datetime, timezone
from pathlib import Path

import pytest

from maturity_engine.engine import Engine
from maturity_engine.models import Evidence

INSTANT = datetime(2026, 8, 29, 12, 0, tzinfo=timezone.utc)


@pytest.fixture
def engine(tmp_path: Path) -> Engine:
    inst = Engine.open(tmp_path / "maturity.sqlite")
    inst.bootstrap(at=INSTANT)
    yield inst
    inst.close()


def evidence(
    engine: Engine,
    subject: str,
    kind: str,
    *,
    at: datetime = INSTANT,
    until: datetime | None = None,
    by: str = "fixture",
) -> Evidence:
    return Evidence(
        id=engine.evidence_id(subject, kind, at),
        subject=subject,
        kind=kind,
        submitted_by=by,
        submitted_at=at,
        valid_from=at,
        valid_until=until,
        payload={"kind": kind},
    )