"""
Tests for runbooks/docs search API (PR1.1): search and preview.
Uses tmp docs dir and rebuild_index; no network.
"""
from __future__ import annotations

import asyncio
from pathlib import Path

import httpx
import pytest
from httpx import ASGITransport


@pytest.fixture
def tmp_docs_with_rehearsal(tmp_path):
    """Create tmp_path/docs/runbook with a rehearsal checklist file."""
    docs_root = tmp_path / "docs"
    runbook_dir = docs_root / "runbook"
    runbook_dir.mkdir(parents=True)
    (runbook_dir / "rehearsal-v1-30min-checklist.md").write_text(
        "# Rehearsal v1 — 30-minute execution plan\n\n"
        "## Preflight\n\n"
        "Run STRICT=1 bash ops/preflight_sofiia_console.sh\n\n"
        "## Smoke\n\n"
        "Idempotency and audit auth checks.",
        encoding="utf-8",
    )
    return docs_root


def test_runbooks_search_finds_rehearsal(sofiia_module, tmp_path, tmp_docs_with_rehearsal, monkeypatch):
    """Search for 'rehearsal' returns the checklist path and snippet."""
    import app.docs_index as docs_index_mod
    import app.docs_store as docs_store_mod

    monkeypatch.setenv("SOFIIA_DATA_DIR", str(tmp_path / "sofiia-data"))
    loop = asyncio.get_event_loop()

    async def run():
        await docs_index_mod.rebuild_index(tmp_docs_with_rehearsal)
        # Direct store call (same loop/conn) to verify index
        items = await docs_store_mod.search_docs("rehearsal", limit=5)
        return items

    items = loop.run_until_complete(run())
    assert len(items) >= 1, "search_docs should return at least one hit for 'rehearsal'"
    paths = [x["path"] for x in items]
    assert any("rehearsal" in p for p in paths), f"Expected path containing 'rehearsal', got {paths}"
    first = items[0]
    assert "path" in first and "title" in first and "snippet" in first
    assert "score" in first
    assert first["score"] is None or isinstance(first["score"], (int, float))


def test_runbooks_preview_returns_headings(sofiia_module, sofiia_client, tmp_path, tmp_docs_with_rehearsal, monkeypatch):
    """Preview returns path, title, sections with heading and excerpt."""
    import app.docs_index as docs_index_mod

    monkeypatch.setenv("SOFIIA_DATA_DIR", str(tmp_path / "sofiia-data"))
    loop = asyncio.get_event_loop()
    loop.run_until_complete(docs_index_mod.rebuild_index(tmp_docs_with_rehearsal))

    r = sofiia_client.get("/api/runbooks/preview?path=runbook/rehearsal-v1-30min-checklist.md")
    assert r.status_code == 200, r.text
    data = r.json()
    assert data["path"] == "runbook/rehearsal-v1-30min-checklist.md"
    assert "Rehearsal" in (data.get("title") or "")
    assert "sections" in data
    assert len(data["sections"]) >= 1
    assert any("Preflight" in (s.get("heading") or "") for s in data["sections"])


def test_runbooks_search_filter_doc_type(sofiia_module, sofiia_client, tmp_path, tmp_docs_with_rehearsal, monkeypatch):
    """Search with doc_type=runbook returns only runbook paths."""
    import app.docs_index as docs_index_mod

    monkeypatch.setenv("SOFIIA_DATA_DIR", str(tmp_path / "sofiia-data"))
    loop = asyncio.get_event_loop()
    loop.run_until_complete(docs_index_mod.rebuild_index(tmp_docs_with_rehearsal))

    r = sofiia_client.get("/api/runbooks/search?q=rehearsal&doc_type=runbook&limit=5")
    assert r.status_code == 200, r.text
    for item in r.json().get("items", []):
        assert "runbook" in item["path"] or item["path"].startswith("runbook/")


def test_runbooks_preview_404_for_unknown_path(sofiia_client):
    """Preview returns 404 for path not in index."""
    r = sofiia_client.get("/api/runbooks/preview?path=runbook/nonexistent-file.md")
    assert r.status_code == 404


def test_runbooks_raw_400_for_invalid_path(sofiia_client):
    """Raw returns 400 for path traversal attempt."""
    r = sofiia_client.get("/api/runbooks/raw?path=../../../etc/passwd")
    assert r.status_code == 400


def test_runbooks_status_after_rebuild(sofiia_module, tmp_path, tmp_docs_with_rehearsal, monkeypatch):
    """After rebuild, status shows indexed_files > 0, indexed_chunks > 0, last_indexed_at set."""
    import app.docs_index as docs_index_mod
    import app.docs_store as docs_store_mod

    monkeypatch.setenv("SOFIIA_DATA_DIR", str(tmp_path / "sofiia-data"))
    loop = asyncio.get_event_loop()

    async def run():
        await docs_index_mod.rebuild_index(tmp_docs_with_rehearsal)
        return await docs_store_mod.get_docs_index_status()

    status = loop.run_until_complete(run())
    assert status["indexed_files"] >= 1, status
    assert status["indexed_chunks"] >= 1, status
    assert status.get("last_indexed_at") is not None, status
    assert "docs_root" in status
    assert "fts_available" in status