from datetime import datetime

from sqlmodel import Session

from app.models import EntityCache, EntityFlag


def _seed_entities(session: Session):
    entities = [
        EntityCache(
            entity_id="light.salon",
            domain="light",
            friendly_name="Lumière Salon",
            state="on",
            is_available=True,
            fetched_at=datetime.utcnow(),
        ),
        EntityCache(
            entity_id="sensor.temperature",
            domain="sensor",
            friendly_name="Température",
            state="22.5",
            device_class="temperature",
            unit_of_measurement="°C",
            is_available=True,
            fetched_at=datetime.utcnow(),
        ),
        EntityCache(
            entity_id="switch.garage",
            domain="switch",
            friendly_name="Garage",
            state="off",
            is_available=True,
            fetched_at=datetime.utcnow(),
        ),
        EntityCache(
            entity_id="sensor.humidity",
            domain="sensor",
            friendly_name="Humidité",
            state="unavailable",
            is_available=False,
            fetched_at=datetime.utcnow(),
        ),
    ]
    for e in entities:
        session.add(e)
    session.commit()


def test_list_entities_empty(client):
    resp = client.get("/api/entities")
    assert resp.status_code == 200
    data = resp.json()
    assert data["items"] == []
    assert data["total"] == 0


def test_list_entities_with_data(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities")
    assert resp.status_code == 200
    data = resp.json()
    assert data["total"] == 4
    assert len(data["items"]) == 4


def test_list_entities_filter_domain(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities?domain=sensor")
    assert resp.status_code == 200
    data = resp.json()
    assert data["total"] == 2
    assert all(e["domain"] == "sensor" for e in data["items"])


def test_list_entities_filter_multi_domain(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities?domain=light,switch")
    data = resp.json()
    assert data["total"] == 2


def test_list_entities_search(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities?search=salon")
    data = resp.json()
    assert data["total"] == 1
    assert data["items"][0]["entity_id"] == "light.salon"


def test_list_entities_filter_available(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities?available=false")
    data = resp.json()
    assert data["total"] == 1
    assert data["items"][0]["entity_id"] == "sensor.humidity"


def test_list_entities_pagination(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities?page=1&per_page=2")
    data = resp.json()
    assert len(data["items"]) == 2
    assert data["total"] == 4
    assert data["pages"] == 2


def test_get_entity_detail(client, session):
    _seed_entities(session)
    resp = client.get("/api/entities/light.salon")
    assert resp.status_code == 200
    data = resp.json()
    assert data["entity_id"] == "light.salon"
    assert data["favorite"] is False


def test_get_entity_not_found(client):
    resp = client.get("/api/entities/nonexistent.entity")
    assert resp.status_code == 404