"""Tests for API tools."""

from unittest.mock import Mock, patch

from agent.tools import api as api_tools
from infrastructure.persistence import get_memory


class TestFindMediaImdbId:
    """Tests for find_media_imdb_id tool."""

    @patch("agent.tools.api.SearchMovieUseCase")
    def test_success(self, mock_use_case_class, memory):
        """Should return movie info on success."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "ok",
            "imdb_id": "tt1375666",
            "title": "Inception",
            "media_type": "movie",
            "tmdb_id": 27205,
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.find_media_imdb_id("Inception")

        assert result["status"] == "ok"
        assert result["imdb_id"] == "tt1375666"
        assert result["title"] == "Inception"

    @patch("agent.tools.api.SearchMovieUseCase")
    def test_stores_in_stm(self, mock_use_case_class, memory):
        """Should store result in STM on success."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "ok",
            "imdb_id": "tt1375666",
            "title": "Inception",
            "media_type": "movie",
            "tmdb_id": 27205,
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        api_tools.find_media_imdb_id("Inception")

        mem = get_memory()
        entity = mem.stm.get_entity("last_media_search")
        assert entity is not None
        assert entity["title"] == "Inception"
        assert mem.stm.current_topic == "searching_media"

    @patch("agent.tools.api.SearchMovieUseCase")
    def test_not_found(self, mock_use_case_class, memory):
        """Should return error when not found."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "error",
            "error": "not_found",
            "message": "No results found",
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.find_media_imdb_id("NonexistentMovie12345")

        assert result["status"] == "error"
        assert result["error"] == "not_found"

    @patch("agent.tools.api.SearchMovieUseCase")
    def test_does_not_store_on_error(self, mock_use_case_class, memory):
        """Should not store in STM on error."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {"status": "error"}
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        api_tools.find_media_imdb_id("Test")

        mem = get_memory()
        assert mem.stm.get_entity("last_media_search") is None


class TestFindTorrent:
    """Tests for find_torrent tool."""

    @patch("agent.tools.api.SearchTorrentsUseCase")
    def test_success(self, mock_use_case_class, memory):
        """Should return torrents on success."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "ok",
            "torrents": [
                {"name": "Torrent 1", "seeders": 100, "magnet": "magnet:?xt=..."},
                {"name": "Torrent 2", "seeders": 50, "magnet": "magnet:?xt=..."},
            ],
            "count": 2,
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.find_torrent("Inception 1080p")

        assert result["status"] == "ok"
        assert len(result["torrents"]) == 2

    @patch("agent.tools.api.SearchTorrentsUseCase")
    def test_stores_in_episodic(self, mock_use_case_class, memory):
        """Should store results in episodic memory."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "ok",
            "torrents": [
                {"name": "Torrent 1", "magnet": "magnet:?xt=..."},
            ],
            "count": 1,
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        api_tools.find_torrent("Inception")

        mem = get_memory()
        assert mem.episodic.last_search_results is not None
        assert mem.episodic.last_search_results["query"] == "Inception"
        assert mem.stm.current_topic == "selecting_torrent"

    @patch("agent.tools.api.SearchTorrentsUseCase")
    def test_results_have_indexes(self, mock_use_case_class, memory):
        """Should add indexes to results."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "ok",
            "torrents": [
                {"name": "Torrent 1"},
                {"name": "Torrent 2"},
                {"name": "Torrent 3"},
            ],
            "count": 3,
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        api_tools.find_torrent("Test")

        mem = get_memory()
        results = mem.episodic.last_search_results["results"]
        assert results[0]["index"] == 1
        assert results[1]["index"] == 2
        assert results[2]["index"] == 3

    @patch("agent.tools.api.SearchTorrentsUseCase")
    def test_not_found(self, mock_use_case_class, memory):
        """Should return error when no torrents found."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "error",
            "error": "not_found",
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.find_torrent("NonexistentMovie12345")

        assert result["status"] == "error"


class TestGetTorrentByIndex:
    """Tests for get_torrent_by_index tool."""

    def test_success(self, memory_with_search_results):
        """Should return torrent at index."""
        result = api_tools.get_torrent_by_index(2)

        assert result["status"] == "ok"
        assert result["torrent"]["name"] == "Inception.2010.1080p.WEB-DL.x265"

    def test_first_index(self, memory_with_search_results):
        """Should return first torrent."""
        result = api_tools.get_torrent_by_index(1)

        assert result["status"] == "ok"
        assert result["torrent"]["name"] == "Inception.2010.1080p.BluRay.x264"

    def test_last_index(self, memory_with_search_results):
        """Should return last torrent."""
        result = api_tools.get_torrent_by_index(3)

        assert result["status"] == "ok"
        assert result["torrent"]["name"] == "Inception.2010.720p.BluRay"

    def test_index_out_of_range(self, memory_with_search_results):
        """Should return error for invalid index."""
        result = api_tools.get_torrent_by_index(10)

        assert result["status"] == "error"
        assert result["error"] == "not_found"

    def test_index_zero(self, memory_with_search_results):
        """Should return error for index 0."""
        result = api_tools.get_torrent_by_index(0)

        assert result["status"] == "error"
        assert result["error"] == "not_found"

    def test_negative_index(self, memory_with_search_results):
        """Should return error for negative index."""
        result = api_tools.get_torrent_by_index(-1)

        assert result["status"] == "error"
        assert result["error"] == "not_found"

    def test_no_search_results(self, memory):
        """Should return error if no search results."""
        result = api_tools.get_torrent_by_index(1)

        assert result["status"] == "error"
        assert result["error"] == "not_found"
        assert "Search for torrents first" in result["message"]


class TestAddTorrentToQbittorrent:
    """Tests for add_torrent_to_qbittorrent tool."""

    @patch("agent.tools.api.AddTorrentUseCase")
    def test_success(self, mock_use_case_class, memory):
        """Should add torrent successfully."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "ok",
            "message": "Torrent added",
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.add_torrent_to_qbittorrent("magnet:?xt=urn:btih:abc123")

        assert result["status"] == "ok"

    @patch("agent.tools.api.AddTorrentUseCase")
    def test_adds_to_active_downloads(
        self, mock_use_case_class, memory_with_search_results
    ):
        """Should add to active downloads on success."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {"status": "ok"}
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        api_tools.add_torrent_to_qbittorrent("magnet:?xt=urn:btih:abc123")

        mem = get_memory()
        assert len(mem.episodic.active_downloads) == 1
        assert (
            mem.episodic.active_downloads[0]["name"]
            == "Inception.2010.1080p.BluRay.x264"
        )

    @patch("agent.tools.api.AddTorrentUseCase")
    def test_sets_topic_and_ends_workflow(self, mock_use_case_class, memory):
        """Should set topic and end workflow."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {"status": "ok"}
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        memory.stm.start_workflow("download", {"title": "Test"})

        api_tools.add_torrent_to_qbittorrent("magnet:?xt=...")

        mem = get_memory()
        assert mem.stm.current_topic == "downloading"
        assert mem.stm.current_workflow is None

    @patch("agent.tools.api.AddTorrentUseCase")
    def test_error(self, mock_use_case_class, memory):
        """Should return error on failure."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {
            "status": "error",
            "error": "connection_failed",
        }
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.add_torrent_to_qbittorrent("magnet:?xt=...")

        assert result["status"] == "error"


class TestAddTorrentByIndex:
    """Tests for add_torrent_by_index tool."""

    @patch("agent.tools.api.AddTorrentUseCase")
    def test_success(self, mock_use_case_class, memory_with_search_results):
        """Should add torrent by index."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {"status": "ok"}
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        result = api_tools.add_torrent_by_index(1)

        assert result["status"] == "ok"
        assert result["torrent_name"] == "Inception.2010.1080p.BluRay.x264"

    @patch("agent.tools.api.AddTorrentUseCase")
    def test_uses_correct_magnet(self, mock_use_case_class, memory_with_search_results):
        """Should use magnet from selected torrent."""
        mock_response = Mock()
        mock_response.to_dict.return_value = {"status": "ok"}
        mock_use_case = Mock()
        mock_use_case.execute.return_value = mock_response
        mock_use_case_class.return_value = mock_use_case

        api_tools.add_torrent_by_index(2)

        mock_use_case.execute.assert_called_once_with("magnet:?xt=urn:btih:def456")

    def test_invalid_index(self, memory_with_search_results):
        """Should return error for invalid index."""
        result = api_tools.add_torrent_by_index(99)

        assert result["status"] == "error"
        assert result["error"] == "not_found"

    def test_no_search_results(self, memory):
        """Should return error if no search results."""
        result = api_tools.add_torrent_by_index(1)

        assert result["status"] == "error"
        assert result["error"] == "not_found"

    def test_no_magnet_link(self, memory):
        """Should return error if torrent has no magnet."""
        memory.episodic.store_search_results(
            "test",
            [{"name": "Torrent without magnet", "seeders": 100}],
        )

        result = api_tools.add_torrent_by_index(1)

        assert result["status"] == "error"
        assert result["error"] == "no_magnet"