"""Tests for refactored private handlers"""

import pytest
from unittest.mock import Mock, AsyncMock, MagicMock
from aiogram import types
from aiogram.fsm.context import FSMContext

from helper_bot.handlers.private.private_handlers import (
    create_private_handlers, PrivateHandlers
)
from helper_bot.handlers.private.services import BotSettings
from helper_bot.handlers.private.constants import FSM_STATES, BUTTON_TEXTS


class TestPrivateHandlers:
    """Test class for PrivateHandlers"""
    
    @pytest.fixture
    def mock_db(self):
        """Mock database"""
        db = Mock()
        db.user_exists.return_value = False
        db.add_new_user_in_db = Mock()
        db.update_date_for_user = Mock()
        db.update_info_about_stickers = Mock()
        db.add_post_in_db = Mock()
        db.add_new_message_in_db = Mock()
        db.update_helper_message_in_db = Mock()
        return db
    
    @pytest.fixture
    def mock_settings(self):
        """Mock bot settings"""
        return BotSettings(
            group_for_posts="test_posts",
            group_for_message="test_message",
            main_public="test_public",
            group_for_logs="test_logs",
            important_logs="test_important",
            preview_link="test_link",
            logs="test_logs_setting",
            test="test_test_setting"
        )
    
    @pytest.fixture
    def mock_message(self):
        """Mock Telegram message"""
        message = Mock(spec=types.Message)
        message.from_user.id = 12345
        message.from_user.full_name = "Test User"
        message.from_user.username = "testuser"
        message.from_user.is_bot = False
        message.from_user.language_code = "ru"
        message.text = "test message"
        message.chat.id = 12345
        message.bot = Mock()
        message.bot.send_message = AsyncMock()
        message.forward = AsyncMock()
        message.answer = AsyncMock()
        message.answer_sticker = AsyncMock()
        return message
    
    @pytest.fixture
    def mock_state(self):
        """Mock FSM state"""
        state = Mock(spec=FSMContext)
        state.set_state = AsyncMock()
        state.get_state = AsyncMock(return_value=FSM_STATES["START"])
        return state
    
    def test_create_private_handlers(self, mock_db, mock_settings):
        """Test creating private handlers instance"""
        handlers = create_private_handlers(mock_db, mock_settings)
        assert isinstance(handlers, PrivateHandlers)
        assert handlers.db == mock_db
        assert handlers.settings == mock_settings
    
    def test_private_handlers_initialization(self, mock_db, mock_settings):
        """Test PrivateHandlers initialization"""
        handlers = PrivateHandlers(mock_db, mock_settings)
        assert handlers.db == mock_db
        assert handlers.settings == mock_settings
        assert handlers.user_service is not None
        assert handlers.post_service is not None
        assert handlers.sticker_service is not None
        assert handlers.router is not None
    
    def test_handle_emoji_message(self, mock_db, mock_settings, mock_message, mock_state):
        """Test emoji message handler"""
        handlers = create_private_handlers(mock_db, mock_settings)
        
        # Mock the check_user_emoji function
        with pytest.MonkeyPatch().context() as m:
            m.setattr('helper_bot.handlers.private.private_handlers.check_user_emoji', lambda x: "😊")
            
            # Test the handler
            handlers.handle_emoji_message(mock_message, mock_state)
            
            # Verify state was set
            mock_state.set_state.assert_called_once_with(FSM_STATES["START"])
            
            # Verify message was logged
            mock_message.forward.assert_called_once_with(chat_id=mock_settings.group_for_logs)
    
    def test_handle_start_message(self, mock_db, mock_settings, mock_message, mock_state):
        """Test start message handler"""
        handlers = create_private_handlers(mock_db, mock_settings)
        
        # Mock the get_first_name and messages functions
        with pytest.MonkeyPatch().context() as m:
            m.setattr('helper_bot.handlers.private.private_handlers.get_first_name', lambda x: "Test")
            m.setattr('helper_bot.handlers.private.private_handlers.messages.get_message', lambda x, y: "Hello Test!")
            m.setattr('helper_bot.handlers.private.private_handlers.get_reply_keyboard', lambda x, y: Mock())
            
            # Test the handler
            handlers.handle_start_message(mock_message, mock_state)
            
            # Verify state was set
            mock_state.set_state.assert_called_once_with(FSM_STATES["START"])
            
            # Verify user was ensured to exist
            mock_db.add_new_user_in_db.assert_called_once()
            mock_db.update_date_for_user.assert_called_once()


class TestBotSettings:
    """Test class for BotSettings dataclass"""
    
    def test_bot_settings_creation(self):
        """Test creating BotSettings instance"""
        settings = BotSettings(
            group_for_posts="posts",
            group_for_message="message",
            main_public="public",
            group_for_logs="logs",
            important_logs="important",
            preview_link="link",
            logs="logs_setting",
            test="test_setting"
        )
        
        assert settings.group_for_posts == "posts"
        assert settings.group_for_message == "message"
        assert settings.main_public == "public"
        assert settings.group_for_logs == "logs"
        assert settings.important_logs == "important"
        assert settings.preview_link == "link"
        assert settings.logs == "logs_setting"
        assert settings.test == "test_setting"


class TestConstants:
    """Test class for constants"""
    
    def test_fsm_states(self):
        """Test FSM states constants"""
        assert FSM_STATES["START"] == "START"
        assert FSM_STATES["SUGGEST"] == "SUGGEST"
        assert FSM_STATES["PRE_CHAT"] == "PRE_CHAT"
        assert FSM_STATES["CHAT"] == "CHAT"
    
    def test_button_texts(self):
        """Test button text constants"""
        assert BUTTON_TEXTS["SUGGEST_POST"] == "📢Предложить свой пост"
        assert BUTTON_TEXTS["SAY_GOODBYE"] == "👋🏼Сказать пока!"
        assert BUTTON_TEXTS["LEAVE_CHAT"] == "Выйти из чата"
        assert BUTTON_TEXTS["RETURN_TO_BOT"] == "Вернуться в бота"
        assert BUTTON_TEXTS["WANT_STICKERS"] == "🤪Хочу стикеры"
        assert BUTTON_TEXTS["CONNECT_ADMIN"] == "📩Связаться с админами"