import pytest
from httpx import AsyncClient, ASGITransport

from app.main import create_app
from app.indicators import registry
from app.indicators.base import BaseIndicator
from app.models import AOI, TimeRange, IndicatorResult, StatusLevel, TrendDirection, ConfidenceLevel


class StubIndicator(BaseIndicator):
    id = "stub"
    name = "Stub"
    category = "test"
    question = "Is this a stub?"
    estimated_minutes = 1

    async def process(self, aoi: AOI, time_range: TimeRange) -> IndicatorResult:
        raise NotImplementedError


@pytest.fixture
async def client(temp_db_path):
    registry._indicators.clear()
    registry.register(StubIndicator())
    app = create_app(db_path=temp_db_path)
    transport = ASGITransport(app=app)
    async with AsyncClient(transport=transport, base_url="http://test") as c:
        yield c


@pytest.mark.asyncio
async def test_list_indicators(client):
    resp = await client.get("/api/indicators")
    assert resp.status_code == 200
    data = resp.json()
    assert len(data) >= 1
    assert data[0]["id"] == "stub"
    assert data[0]["question"] == "Is this a stub?"