"""Phase 1 URL/HTML ingestion API tests."""

from __future__ import annotations

import importlib
from contextlib import asynccontextmanager
from pathlib import Path

from fastapi.testclient import TestClient
from ont_platform.storage.dedup_cache import reset_default_dedup_cache

main_module = importlib.import_module("ont_platform.api.main")


@asynccontextmanager
async def _noop_lifespan(app):
    yield


def _phase1_client(monkeypatch) -> TestClient:
    monkeypatch.setenv("PHASE", "1")
    reset_default_dedup_cache()
    app = main_module.create_app()
    app.router.lifespan_context = _noop_lifespan
    return TestClient(app, raise_server_exceptions=True, backend="asyncio")


def test_extract_url_accepts_html_payload_and_returns_source_document(
    monkeypatch,
    fixtures_dir: Path,
) -> None:
    html = (fixtures_dir / "korean" / "news_yonhap.html").read_text(encoding="utf-8")

    with _phase1_client(monkeypatch) as client:
        response = client.post(
            "/api/v1/extract/url",
            json={
                "url": "https://example.test/news/data-quality",
                "html": html,
                "project_id": "proj_phase1",
            },
        )

    assert response.status_code == 200, response.text
    body = response.json()
    assert body["status"] == "success"
    assert body["source_document"]["source_url"] == "https://example.test/news/data-quality"
    assert body["source_document"]["language"] == "ko"
    assert body["source_document"]["content_hash"]
    assert body["evidence_spans"]
    assert body["content_unit"]["doc_iri"].startswith("urn:source:doc_")
    assert body["dedup"]["is_duplicate"] is False


def test_process_url_skips_duplicate_payload_by_fingerprint(
    monkeypatch,
    fixtures_dir: Path,
) -> None:
    html = (fixtures_dir / "korean" / "blog_naver.html").read_text(encoding="utf-8")

    with _phase1_client(monkeypatch) as client:
        first = client.post(
            "/process/url",
            json={
                "url": "https://example.test/blog/original",
                "html": html,
                "project_id": "proj_phase1",
            },
        )
        second = client.post(
            "/process/url",
            json={
                "url": "https://example.test/blog/mirror",
                "html": html,
                "project_id": "proj_phase1",
            },
        )

    assert first.status_code == 200, first.text
    assert second.status_code == 200, second.text
    first_body = first.json()
    second_body = second.json()
    assert first_body["dedup"]["is_duplicate"] is False
    assert second_body["dedup"]["is_duplicate"] is True
    assert second_body["dedup"]["existing_document_id"] == first_body["source_document"]["id"]
    assert second_body["entity_count"] == 0
    assert "Duplicate source document skipped" in second_body["warnings"][0]