"""Tests for the Brave Search cron executor."""

import os
from unittest.mock import AsyncMock, MagicMock, patch

import pytest

from cron.brave_search import execute_brave_search


@pytest.fixture
def job():
    return {
        "id": "j1",
        "name": "BMW Search",
        "jobType": "brave_search",
        "config": {"query": "BMW X3 damaged Cyprus", "maxResults": 5},
        "targetRoom": "!room:cars",
        "dedupKeys": ["https://old-result.com"],
    }


class TestBraveSearchExecutor:
    @pytest.mark.asyncio
    async def test_returns_error_without_api_key(self, job):
        with patch.dict(os.environ, {"BRAVE_API_KEY": ""}, clear=False):
            # Need to reload module to pick up empty env
            import importlib
            import cron.brave_search as bs
            original_key = bs.BRAVE_API_KEY
            bs.BRAVE_API_KEY = ""
            try:
                result = await execute_brave_search(job=job, send_text=AsyncMock())
                assert result["status"] == "error"
                assert "BRAVE_API_KEY" in result["error"]
            finally:
                bs.BRAVE_API_KEY = original_key

    @pytest.mark.asyncio
    async def test_returns_error_without_query(self):
        job = {
            "id": "j1",
            "name": "Empty",
            "jobType": "brave_search",
            "config": {},
            "targetRoom": "!room:test",
            "dedupKeys": [],
        }
        import cron.brave_search as bs
        original_key = bs.BRAVE_API_KEY
        bs.BRAVE_API_KEY = "test-key"
        try:
            result = await execute_brave_search(job=job, send_text=AsyncMock())
            assert result["status"] == "error"
            assert "query" in result["error"].lower()
        finally:
            bs.BRAVE_API_KEY = original_key

    @pytest.mark.asyncio
    async def test_deduplicates_results(self, job):
        """Results with URLs already in dedupKeys should be filtered out."""
        import cron.brave_search as bs
        original_key = bs.BRAVE_API_KEY
        bs.BRAVE_API_KEY = "test-key"

        mock_response = MagicMock()
        mock_response.json.return_value = {
            "web": {
                "results": [
                    {"title": "Old Result", "url": "https://old-result.com", "description": "Already seen"},
                    {"title": "New BMW", "url": "https://new-result.com", "description": "Fresh listing"},
                ]
            }
        }
        mock_response.raise_for_status = MagicMock()

        send_text = AsyncMock()

        with patch("httpx.AsyncClient") as mock_client_cls:
            mock_client = AsyncMock()
            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
            mock_client.get = AsyncMock(return_value=mock_response)

            try:
                result = await execute_brave_search(job=job, send_text=send_text)
            finally:
                bs.BRAVE_API_KEY = original_key

        assert result["status"] == "success"
        assert result["newDedupKeys"] == ["https://new-result.com"]
        send_text.assert_called_once()
        # Message should contain only the new result
        msg = send_text.call_args[0][1]
        assert "New BMW" in msg
        assert "Old Result" not in msg

    @pytest.mark.asyncio
    async def test_no_results_status(self, job):
        """When API returns empty results, status should be no_results."""
        import cron.brave_search as bs
        original_key = bs.BRAVE_API_KEY
        bs.BRAVE_API_KEY = "test-key"

        mock_response = MagicMock()
        mock_response.json.return_value = {"web": {"results": []}}
        mock_response.raise_for_status = MagicMock()

        with patch("httpx.AsyncClient") as mock_client_cls:
            mock_client = AsyncMock()
            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
            mock_client.get = AsyncMock(return_value=mock_response)

            try:
                result = await execute_brave_search(job=job, send_text=AsyncMock())
            finally:
                bs.BRAVE_API_KEY = original_key

        assert result["status"] == "no_results"

    @pytest.mark.asyncio
    async def test_all_results_already_seen(self, job):
        """When all results are already in dedupKeys, status should be no_results."""
        import cron.brave_search as bs
        original_key = bs.BRAVE_API_KEY
        bs.BRAVE_API_KEY = "test-key"

        mock_response = MagicMock()
        mock_response.json.return_value = {
            "web": {
                "results": [
                    {"title": "Old", "url": "https://old-result.com", "description": "Seen"},
                ]
            }
        }
        mock_response.raise_for_status = MagicMock()

        with patch("httpx.AsyncClient") as mock_client_cls:
            mock_client = AsyncMock()
            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
            mock_client.get = AsyncMock(return_value=mock_response)

            try:
                result = await execute_brave_search(job=job, send_text=AsyncMock())
            finally:
                bs.BRAVE_API_KEY = original_key

        assert result["status"] == "no_results"

    @pytest.mark.asyncio
    async def test_llm_filter_keeps_matching_results(self):
        """LLM filter should only keep results that match criteria."""
        import cron.brave_search as bs
        orig_key, orig_url, orig_llm_key = bs.BRAVE_API_KEY, bs.LITELLM_URL, bs.LITELLM_KEY
        bs.BRAVE_API_KEY = "test-key"
        bs.LITELLM_URL = "http://llm:4000/v1"
        bs.LITELLM_KEY = "sk-test"

        job = {
            "id": "j1",
            "name": "BMW Search",
            "jobType": "brave_search",
            "config": {"query": "BMW X3 damaged", "maxResults": 5, "criteria": "Must be BMW X3, petrol, <=2019, damaged"},
            "targetRoom": "!room:cars",
            "dedupKeys": [],
        }

        brave_resp = MagicMock()
        brave_resp.json.return_value = {"web": {"results": [
            {"title": "BMW X3 2018 Unfallwagen Benzin", "url": "https://a.com", "description": "Damaged"},
            {"title": "Toyota Corolla 2020", "url": "https://b.com", "description": "Not a BMW"},
            {"title": "BMW X3 2017 Diesel crash", "url": "https://c.com", "description": "Diesel"},
        ]}}
        brave_resp.raise_for_status = MagicMock()

        llm_resp = MagicMock()
        llm_resp.json.return_value = {"choices": [{"message": {"content": "[0]"}}]}
        llm_resp.raise_for_status = MagicMock()

        send_text = AsyncMock()

        with patch("httpx.AsyncClient") as mock_cls:
            mock_client = AsyncMock()
            mock_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
            mock_cls.return_value.__aexit__ = AsyncMock(return_value=False)
            mock_client.get = AsyncMock(return_value=brave_resp)
            mock_client.post = AsyncMock(return_value=llm_resp)

            try:
                result = await execute_brave_search(job=job, send_text=send_text)
            finally:
                bs.BRAVE_API_KEY, bs.LITELLM_URL, bs.LITELLM_KEY = orig_key, orig_url, orig_llm_key

        assert result["status"] == "success"
        assert result["newDedupKeys"] == ["https://a.com"]
        msg = send_text.call_args[0][1]
        assert "Unfallwagen" in msg
        assert "Toyota" not in msg

    @pytest.mark.asyncio
    async def test_llm_filter_no_matches_returns_no_results(self):
        """When LLM filter rejects all results, status should be no_results."""
        import cron.brave_search as bs
        orig_key, orig_url, orig_llm_key = bs.BRAVE_API_KEY, bs.LITELLM_URL, bs.LITELLM_KEY
        bs.BRAVE_API_KEY = "test-key"
        bs.LITELLM_URL = "http://llm:4000/v1"
        bs.LITELLM_KEY = "sk-test"

        job = {
            "id": "j1", "name": "Search", "jobType": "brave_search",
            "config": {"query": "test", "criteria": "Must be exactly X"},
            "targetRoom": "!room:test", "dedupKeys": [],
        }

        brave_resp = MagicMock()
        brave_resp.json.return_value = {"web": {"results": [{"title": "Nope", "url": "https://x.com", "description": "No"}]}}
        brave_resp.raise_for_status = MagicMock()

        llm_resp = MagicMock()
        llm_resp.json.return_value = {"choices": [{"message": {"content": "[]"}}]}
        llm_resp.raise_for_status = MagicMock()

        send_text = AsyncMock()

        with patch("httpx.AsyncClient") as mock_cls:
            mock_client = AsyncMock()
            mock_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
            mock_cls.return_value.__aexit__ = AsyncMock(return_value=False)
            mock_client.get = AsyncMock(return_value=brave_resp)
            mock_client.post = AsyncMock(return_value=llm_resp)

            try:
                result = await execute_brave_search(job=job, send_text=send_text)
            finally:
                bs.BRAVE_API_KEY, bs.LITELLM_URL, bs.LITELLM_KEY = orig_key, orig_url, orig_llm_key

        assert result["status"] == "no_results"
        send_text.assert_not_called()

    @pytest.mark.asyncio
    async def test_no_criteria_skips_llm_filter(self, job):
        """Without criteria, results pass through without LLM call."""
        import cron.brave_search as bs
        orig_key = bs.BRAVE_API_KEY
        bs.BRAVE_API_KEY = "test-key"

        mock_response = MagicMock()
        mock_response.json.return_value = {"web": {"results": [{"title": "R", "url": "https://new.com", "description": "D"}]}}
        mock_response.raise_for_status = MagicMock()

        send_text = AsyncMock()

        with patch("httpx.AsyncClient") as mock_cls:
            mock_client = AsyncMock()
            mock_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
            mock_cls.return_value.__aexit__ = AsyncMock(return_value=False)
            mock_client.get = AsyncMock(return_value=mock_response)

            try:
                result = await execute_brave_search(job=job, send_text=send_text)
            finally:
                bs.BRAVE_API_KEY = orig_key

        assert result["status"] == "success"
        mock_client.post.assert_not_called()