import pytest
from unittest.mock import AsyncMock, patch


@pytest.mark.asyncio
async def test_lookup_wikipedia_hit():
    wiki_data = {
        "title": "QUIC",
        "extract": "QUIC is a transport layer protocol.",
        "url": "https://en.wikipedia.org/wiki/QUIC",
    }

    with patch("fabledassistant.services.wikipedia.wiki_summary", new_callable=AsyncMock, return_value=wiki_data):
        from fabledassistant.services.tools.web import lookup_tool
        result = await lookup_tool(user_id=1, arguments={"query": "QUIC"})

    assert result["success"] is True
    assert result["type"] == "lookup"
    assert result["source"] == "wikipedia"
    assert result["data"]["title"] == "QUIC"


@pytest.mark.asyncio
async def test_lookup_wikipedia_miss_searxng_fallback():
    searxng_results = [
        {"url": "https://example.com/quic", "title": "QUIC Explained", "snippet": "An overview..."},
    ]

    with patch("fabledassistant.services.wikipedia.wiki_summary", new_callable=AsyncMock, return_value=None), \
         patch("fabledassistant.config.Config") as mock_config, \
         patch("fabledassistant.services.research._search_searxng", new_callable=AsyncMock, return_value=searxng_results), \
         patch("fabledassistant.services.rss._fetch_full_article", new_callable=AsyncMock, return_value="Full article about QUIC..."):
        mock_config.searxng_enabled.return_value = True
        from fabledassistant.services.tools.web import lookup_tool
        result = await lookup_tool(user_id=1, arguments={"query": "QUIC"})

    assert result["success"] is True
    assert result["source"] == "web"
    assert result["data"]["results"]


@pytest.mark.asyncio
async def test_lookup_wikipedia_miss_no_searxng():
    with patch("fabledassistant.services.wikipedia.wiki_summary", new_callable=AsyncMock, return_value=None), \
         patch("fabledassistant.config.Config") as mock_config:
        mock_config.searxng_enabled.return_value = False
        from fabledassistant.services.tools.web import lookup_tool
        result = await lookup_tool(user_id=1, arguments={"query": "xyznonexistent"})

    assert result["success"] is True
    assert result["source"] == "none"


@pytest.mark.asyncio
async def test_lookup_always_available():
    with patch("fabledassistant.services.tools._registry.is_caldav_configured", new_callable=AsyncMock, return_value=False), \
         patch("fabledassistant.services.settings.get_setting", new_callable=AsyncMock, return_value="false"):
        from fabledassistant.services.tools import get_tools_for_user
        tools = await get_tools_for_user(user_id=1)
        tool_names = {t["function"]["name"] for t in tools}
        assert "lookup" in tool_names