import pytest

pytestmark = pytest.mark.requires_postgres


def _admin() -> dict:
    return {"Authorization": "Bearer test-admin-token"}


def _seed_ingredient(client, name: str, aliases: list[str]) -> str:
    r = client.post(
        "/api/admin/ingredients",
        json={"name": name, "aliases": aliases, "aisle": "pantry", "unit": "ea"},
        headers=_admin(),
    )
    return r.json()["id"]


def test_resolve_ingredient_returns_top_three_candidates(client):
    chicken_id = _seed_ingredient(client, "Test Resolve Chicken Thighs", ["chicken thigh resolve"])
    breast_id = _seed_ingredient(client, "Test Resolve Chicken Breast", ["chicken breasts resolve"])
    pork_id = _seed_ingredient(client, "Test Resolve Pork Chop", ["pork chops resolve"])

    r = client.post(
        "/api/admin/recipes/resolve-ingredient",
        json={"text": "1 lb chicken thigh resolve"},
        headers=_admin(),
    )
    assert r.status_code == 200, r.text
    data = r.json()
    assert data["parsed_qty"] == 1.0
    assert data["parsed_unit"] == "lb"
    candidate_ids = [c["ingredient_id"] for c in data["candidates"]]
    assert chicken_id in candidate_ids
    assert candidate_ids[0] == chicken_id  # highest score should be exact match


def test_resolve_ingredient_handles_no_unit(client):
    _seed_ingredient(client, "Test Resolve Lemon Special", ["lemons resolve"])
    r = client.post(
        "/api/admin/recipes/resolve-ingredient",
        json={"text": "2 lemons resolve"},
        headers=_admin(),
    )
    data = r.json()
    assert data["parsed_qty"] == 2.0
    assert data["parsed_unit"] is None