"""HTTP surface of the service."""

from __future__ import annotations

import pytest
from fastapi.testclient import TestClient

from app.main import app


@pytest.fixture
def client():
    with TestClient(app) as test_client:
        yield test_client


def test_health_is_available(client) -> None:
    response = client.get("/health")

    assert response.status_code == 200
    body = response.json()
    assert body["status"] in ("ok", "degraded")
    assert "engines" in body


def test_version_reports_the_application(client) -> None:
    response = client.get("/version")

    assert response.status_code == 200
    assert response.json()["language"] == "python"


def test_openapi_is_generated(client) -> None:
    response = client.get("/openapi.json")

    assert response.status_code == 200
    paths = response.json()["paths"]
    assert "/convert" in paths
    assert "/jobs" in paths
    assert "/jobs/{job_id}/result" in paths


def test_source_requires_exactly_one_input(client) -> None:
    response = client.post(
        "/convert",
        json={"source": {"url": "https://example.com/a.html", "html": "<html></html>"}},
    )

    assert response.status_code == 422


def test_empty_source_is_rejected(client) -> None:
    response = client.post("/convert", json={"source": {}})

    assert response.status_code == 422


def test_private_address_is_refused(client) -> None:
    response = client.post("/convert", json={"source": {"url": "http://127.0.0.1:8000/a.html"}})

    assert response.status_code == 400
    assert response.json()["error_code"] == "blocked_target"


def test_unknown_job_returns_404(client) -> None:
    response = client.get("/jobs/00000000-0000-0000-0000-000000000000")

    assert response.status_code == 404
    assert response.json()["error_code"] == "job_not_found"