"""
Simple AIService Integration Test Example

Demonstrates what AIService integration tests would look like with proper setup.
This shows the testing approach for improving coverage from 60% to 90%+.
"""
import pytest
from unittest.mock import Mock

from app.models.ai_responses import JumpResponse
from app.models.position_rating import PositionRating
from app.services.ai_service import AIService
from tests.factories.manager_ai_factory import ManagerAiFactory
from tests.factories.player_factory import PlayerFactory


class TestAIServiceIntegrationExample:
    """Example integration tests that would increase AIService coverage."""

    def test_steal_with_real_database_catcher_query(self, db_session):
        """Example: Test steal decision with actual database query for catcher defense."""
        # Create real catcher with position rating
        catcher = PlayerFactory.create_catcher(db_session, name="Elite Catcher")

        catcher_defense = PositionRating(
            player_id=catcher.id,
            variant=0,
            position='C',
            arm=9,  # Excellent arm
            range=7,
            error=1
        )
        db_session.add(catcher_defense)
        db_session.commit()

        # Create AI and properly mocked game
        aggressive_ai = ManagerAiFactory.create(db_session, steal=9, running=8)
        mock_game = self._create_proper_game_mock(catcher, db_session)

        ai_service = AIService(db_session)

        # This executes real database query: session.exec(select(PositionRating)...)
        result = ai_service.check_steal_opportunity(aggressive_ai, mock_game, 2)

        assert isinstance(result, JumpResponse)
        assert result.min_safe is not None
        # Real catcher arm (9) affects battery_hold calculation

    def test_steal_edge_case_branches(self, db_session):
        """Example: Test uncovered conditional branches in steal logic."""
        # Test case that hits line 91: steal > 8 and run_diff <= 5
        high_steal_ai = ManagerAiFactory.create(db_session, steal=9)
        catcher = PlayerFactory.create_catcher(db_session)
        self._create_catcher_defense(catcher, db_session, arm=5)

        mock_game = self._create_proper_game_mock(catcher, db_session)
        # Set specific game state to hit uncovered branch
        mock_game.current_play_or_none.return_value.ai_run_diff = 3  # <= 5
        mock_game.current_play_or_none.return_value.starting_outs = 1

        ai_service = AIService(db_session)
        result = ai_service.check_steal_opportunity(high_steal_ai, mock_game, 2)

        # This should hit the uncovered line 91: min_safe = 13 + num_outs = 14
        assert result.min_safe == 14

    def test_steal_missing_runner_error_handling(self, db_session):
        """Example: Test error handling when runner is missing."""
        ai = ManagerAiFactory.create(db_session, steal=5)
        catcher = PlayerFactory.create_catcher(db_session)
        self._create_catcher_defense(catcher, db_session)

        mock_game = self._create_proper_game_mock(catcher, db_session)
        # Remove runner to trigger error path
        mock_game.current_play_or_none.return_value.on_first = None

        ai_service = AIService(db_session)

        # This tests the uncovered error handling branch
        with pytest.raises(ValueError, match="no runner found on first"):
            ai_service.check_steal_opportunity(ai, mock_game, 2)

    def _create_proper_game_mock(self, catcher, db_session):
        """Create properly configured game mock with realistic values."""
        mock_game = Mock()
        mock_play = Mock()

        # Create realistic runner
        runner = PlayerFactory.create(db_session, name="Fast Runner")
        mock_runner = Mock()
        mock_runner.player.name = runner.name
        mock_runner.card.batterscouting.battingcard.steal_auto = False
        mock_runner.card.batterscouting.battingcard.steal_high = 15
        mock_runner.card.batterscouting.battingcard.steal_low = 12

        # Setup play with proper numeric values (not Mocks)
        mock_play.on_first = mock_runner
        mock_play.away_score = 4  # Actual number
        mock_play.home_score = 2  # Actual number
        mock_play.ai_run_diff = 2  # AI is home team, so 2-4 = -2, but we set directly
        mock_play.starting_outs = 1
        mock_play.outs = 1

        # Setup catcher for database query
        mock_play.catcher = Mock()
        mock_play.catcher.player_id = catcher.id
        mock_play.catcher.card.variant = 0

        # Setup pitcher
        mock_play.pitcher.card.pitcherscouting.pitchingcard.hold = 5

        mock_game.current_play_or_none.return_value = mock_play
        mock_game.id = 12345

        return mock_game

    def _create_catcher_defense(self, catcher, db_session, arm=7):
        """Helper to create catcher defensive rating."""
        defense = PositionRating(
            player_id=catcher.id,
            variant=0,
            position='C',
            arm=arm,
            range=6,
            error=2
        )
        db_session.add(defense)
        db_session.commit()
        return defense


class TestAIServiceCoverageImprovements:
    """Examples of specific tests that would improve coverage metrics."""

    def test_steal_to_home_scenario(self, db_session):
        """Test steal to home (base 4) - covers lines 151-171."""
        ai = ManagerAiFactory.create(db_session, steal=6)
        catcher = PlayerFactory.create_catcher(db_session)
        self._create_catcher_defense(catcher, db_session)

        mock_game = Mock()
        mock_play = Mock()

        # Setup for steal to home
        runner = PlayerFactory.create(db_session)
        mock_runner = Mock()
        mock_runner.player.name = runner.name
        mock_runner.card.batterscouting.battingcard.steal_low = 10

        mock_play.on_third = mock_runner  # Runner on third for steal home
        mock_play.away_score = 3
        mock_play.home_score = 3  # Tied game
        mock_play.ai_run_diff = 0  # This triggers home steal logic
        mock_play.starting_outs = 1
        mock_play.inning_num = 8  # Late inning

        mock_play.catcher = Mock()
        mock_play.catcher.player_id = catcher.id
        mock_play.catcher.card.variant = 0
        mock_play.pitcher.card.pitcherscouting.pitchingcard.hold = 4

        mock_game.current_play_or_none.return_value = mock_play
        mock_game.id = 67890

        ai_service = AIService(db_session)
        result = ai_service.check_steal_opportunity(ai, mock_game, 4)  # Steal home

        # This covers the steal > 5 branch in home steal logic (line 160)
        assert isinstance(result, JumpResponse)
        assert result.min_safe == 7  # steal > 5 → min_safe = 7

    def test_default_case_branch(self, db_session):
        """Test default case in steal logic - covers lines 98-99."""
        very_low_steal_ai = ManagerAiFactory.create(db_session, steal=1)  # Very low steal
        catcher = PlayerFactory.create_catcher(db_session)
        self._create_catcher_defense(catcher, db_session)

        mock_game = self._create_basic_mock(catcher, db_session)
        # Set conditions that hit default case
        mock_game.current_play_or_none.return_value.ai_run_diff = 3  # <= 5
        mock_game.current_play_or_none.return_value.starting_outs = 0

        ai_service = AIService(db_session)
        result = ai_service.check_steal_opportunity(very_low_steal_ai, mock_game, 2)

        # Should hit default case: min_safe = 17 + num_outs = 17
        assert result.min_safe == 17

    def test_auto_jump_conditions(self, db_session):
        """Test auto jump logic - covers lines 107-108."""
        high_steal_ai = ManagerAiFactory.create(db_session, steal=8)  # > 7
        catcher = PlayerFactory.create_catcher(db_session)
        self._create_catcher_defense(catcher, db_session)

        mock_game = self._create_basic_mock(catcher, db_session)
        mock_play = mock_game.current_play_or_none.return_value
        mock_play.ai_run_diff = 2  # <= 5
        mock_play.starting_outs = 1  # < 2

        # Set runner to have steal_auto = True
        mock_play.on_first.card.batterscouting.battingcard.steal_auto = True

        ai_service = AIService(db_session)
        result = ai_service.check_steal_opportunity(high_steal_ai, mock_game, 2)

        # Should hit run_if_auto_jump = True and steal_auto = True branch
        assert result.run_if_auto_jump is True
        assert "WILL SEND" in result.ai_note

    def _create_basic_mock(self, catcher, db_session):
        """Create basic game mock for testing."""
        mock_game = Mock()
        mock_play = Mock()

        runner = PlayerFactory.create(db_session)
        mock_runner = Mock()
        mock_runner.player.name = runner.name
        mock_runner.card.batterscouting.battingcard.steal_auto = False
        mock_runner.card.batterscouting.battingcard.steal_high = 14

        mock_play.on_first = mock_runner
        mock_play.away_score = 5
        mock_play.home_score = 3
        mock_play.ai_run_diff = 2
        mock_play.starting_outs = 0

        mock_play.catcher = Mock()
        mock_play.catcher.player_id = catcher.id
        mock_play.catcher.card.variant = 0
        mock_play.pitcher.card.pitcherscouting.pitchingcard.hold = 5

        mock_game.current_play_or_none.return_value = mock_play
        mock_game.id = 99999

        return mock_game

    def _create_catcher_defense(self, catcher, db_session, arm=6):
        """Create catcher defensive rating."""
        defense = PositionRating(
            player_id=catcher.id,
            variant=0,
            position='C',
            arm=arm,
            range=5,
            error=2
        )
        db_session.add(defense)
        db_session.commit()
        return defense