"""Tests for PostService"""

from datetime import datetime
from unittest.mock import AsyncMock, MagicMock, Mock, patch

import pytest
from aiogram import types
from database.models import TelegramPost, User
from helper_bot.handlers.private.services import BotSettings, PostService


class TestPostService:
    """Test class for PostService"""
    
    @pytest.fixture
    def mock_db(self):
        """Mock database"""
        db = Mock()
        db.add_post = AsyncMock()
        db.update_helper_message = AsyncMock()
        db.get_user_by_id = AsyncMock()
        db.add_message_link = AsyncMock()
        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 post_service(self, mock_db, mock_settings):
        """Create PostService instance"""
        return PostService(mock_db, mock_settings)
    
    @pytest.fixture
    def mock_message(self):
        """Mock Telegram message"""
        message = Mock(spec=types.Message)
        from_user = Mock()
        from_user.id = 12345
        from_user.first_name = "Test"
        from_user.username = "testuser"
        from_user.full_name = "Test User"
        message.from_user = from_user
        message.text = "Тестовый пост"
        message.message_id = 100
        message.bot = AsyncMock()
        message.chat = Mock()
        message.chat.id = 12345
        return message
    
    @pytest.mark.asyncio
    async def test_handle_text_post_saves_raw_text(self, post_service, mock_message, mock_db):
        """Test that handle_text_post saves raw text to database"""
        mock_sent_message = Mock()
        mock_sent_message.message_id = 200
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value="Formatted text"):
            with patch('helper_bot.handlers.private.services.send_text_message', return_value=mock_sent_message):
                with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                    with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                        with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                            
                            await post_service.handle_text_post(mock_message, "Test")
                            
                            # Check that add_post was called
                            mock_db.add_post.assert_called_once()
                            call_args = mock_db.add_post.call_args[0][0]
                            
                            # Check that raw text is saved
                            assert isinstance(call_args, TelegramPost)
                            assert call_args.text == "Тестовый пост"  # Raw text
                            assert call_args.message_id == 200
                            assert call_args.author_id == 12345
                            assert call_args.is_anonymous is False
    
    @pytest.mark.asyncio
    async def test_handle_text_post_determines_anonymity(self, post_service, mock_message, mock_db):
        """Test that handle_text_post determines anonymity correctly"""
        mock_message.text = "Тестовый пост анон"
        mock_sent_message = Mock()
        mock_sent_message.message_id = 200
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value="Formatted text"):
            with patch('helper_bot.handlers.private.services.send_text_message', return_value=mock_sent_message):
                with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                    with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                        with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=True):
                            
                            await post_service.handle_text_post(mock_message, "Test")
                            
                            call_args = mock_db.add_post.call_args[0][0]
                            assert call_args.is_anonymous is True
    
    @pytest.mark.asyncio
    async def test_handle_photo_post_saves_raw_caption(self, post_service, mock_message, mock_db):
        """Test that handle_photo_post saves raw caption to database"""
        mock_message.caption = "Тестовая подпись"
        mock_message.photo = [Mock()]
        mock_message.photo[-1].file_id = "photo_123"
        
        sent_message = Mock()
        sent_message.message_id = 201
        sent_message.caption = "Formatted caption"
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value="Formatted caption"):
            with patch('helper_bot.handlers.private.services.send_photo_message', return_value=sent_message):
                with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                    with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                        with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                            with patch('helper_bot.handlers.private.services.add_in_db_media', return_value=True):
                                
                                await post_service.handle_photo_post(mock_message, "Test")
                                
                                mock_db.add_post.assert_called_once()
                                call_args = mock_db.add_post.call_args[0][0]
                                
                                # Check that raw caption is saved
                                assert call_args.text == "Тестовая подпись"  # Raw caption
                                assert call_args.message_id == 201
                                assert call_args.is_anonymous is False
    
    @pytest.mark.asyncio
    async def test_handle_photo_post_without_caption(self, post_service, mock_message, mock_db):
        """Test that handle_photo_post handles missing caption"""
        mock_message.caption = None
        mock_message.photo = [Mock()]
        mock_message.photo[-1].file_id = "photo_123"
        
        sent_message = Mock()
        sent_message.message_id = 202
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value=""):
            with patch('helper_bot.handlers.private.services.send_photo_message', return_value=sent_message):
                with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                    with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                        with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                            with patch('helper_bot.handlers.private.services.add_in_db_media', return_value=True):
                                
                                await post_service.handle_photo_post(mock_message, "Test")
                                
                                call_args = mock_db.add_post.call_args[0][0]
                                assert call_args.text == ""  # Empty string for missing caption
                                assert call_args.is_anonymous is False
    
    @pytest.mark.asyncio
    async def test_handle_video_post_saves_raw_caption(self, post_service, mock_message, mock_db):
        """Test that handle_video_post saves raw caption to database"""
        mock_message.caption = "Видео подпись"
        mock_message.video = Mock()
        mock_message.video.file_id = "video_123"
        
        sent_message = Mock()
        sent_message.message_id = 203
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value="Formatted"):
            with patch('helper_bot.handlers.private.services.send_video_message', return_value=sent_message):
                with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                    with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                        with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=True):
                            with patch('helper_bot.handlers.private.services.add_in_db_media', return_value=True):
                                
                                await post_service.handle_video_post(mock_message, "Test")
                                
                                call_args = mock_db.add_post.call_args[0][0]
                                assert call_args.text == "Видео подпись"  # Raw caption
                                assert call_args.is_anonymous is True
    
    @pytest.mark.asyncio
    async def test_handle_audio_post_saves_raw_caption(self, post_service, mock_message, mock_db):
        """Test that handle_audio_post saves raw caption to database"""
        mock_message.caption = "Аудио подпись"
        mock_message.audio = Mock()
        mock_message.audio.file_id = "audio_123"
        
        sent_message = Mock()
        sent_message.message_id = 204
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value="Formatted"):
            with patch('helper_bot.handlers.private.services.send_audio_message', return_value=sent_message):
                with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                    with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                        with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                            with patch('helper_bot.handlers.private.services.add_in_db_media', return_value=True):
                                
                                await post_service.handle_audio_post(mock_message, "Test")
                                
                                call_args = mock_db.add_post.call_args[0][0]
                                assert call_args.text == "Аудио подпись"  # Raw caption
                                assert call_args.is_anonymous is False
    
    @pytest.mark.asyncio
    async def test_handle_video_note_post_saves_empty_string(self, post_service, mock_message, mock_db):
        """Test that handle_video_note_post saves empty string"""
        mock_message.video_note = Mock()
        mock_message.video_note.file_id = "video_note_123"
        
        sent_message = Mock()
        sent_message.message_id = 205
        
        with patch('helper_bot.handlers.private.services.send_video_note_message', return_value=sent_message):
            with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                    with patch('helper_bot.handlers.private.services.add_in_db_media', return_value=True):
                        
                        await post_service.handle_video_note_post(mock_message)
                        
                        call_args = mock_db.add_post.call_args[0][0]
                        assert call_args.text == ""  # Empty string
                        assert call_args.is_anonymous is False
    
    @pytest.mark.asyncio
    async def test_handle_voice_post_saves_empty_string(self, post_service, mock_message, mock_db):
        """Test that handle_voice_post saves empty string"""
        mock_message.voice = Mock()
        mock_message.voice.file_id = "voice_123"
        
        sent_message = Mock()
        sent_message.message_id = 206
        
        with patch('helper_bot.handlers.private.services.send_voice_message', return_value=sent_message):
            with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                    with patch('helper_bot.handlers.private.services.add_in_db_media', return_value=True):
                        
                        await post_service.handle_voice_post(mock_message)
                        
                        call_args = mock_db.add_post.call_args[0][0]
                        assert call_args.text == ""  # Empty string
                        assert call_args.is_anonymous is False
    
    @pytest.mark.asyncio
    async def test_handle_media_group_post_saves_raw_caption(self, post_service, mock_message, mock_db):
        """Test that handle_media_group_post saves raw caption to database"""
        mock_message.message_id = 300
        mock_message.media_group_id = 1
        
        album = [Mock()]
        album[0].caption = "Медиагруппа подпись"
        
        mock_helper_message = Mock()
        mock_helper_message.message_id = 302
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value="Formatted"):
            with patch('helper_bot.handlers.private.services.prepare_media_group_from_middlewares', return_value=[]):
                with patch('helper_bot.handlers.private.services.send_media_group_message_to_private_chat', return_value=[301]):
                    with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                        with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                            with patch('helper_bot.handlers.private.services.send_text_message', return_value=mock_helper_message):
                                with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=True):
                                    with patch('asyncio.sleep', new_callable=AsyncMock):
                                        
                                        await post_service.handle_media_group_post(mock_message, album, "Test")
                                        
                                        # Check main post
                                        calls = mock_db.add_post.call_args_list
                                        main_post = calls[0][0][0]
                                        
                                        assert main_post.text == "Медиагруппа подпись"  # Raw caption
                                        assert main_post.message_id == 301  # Последний message_id из списка
                                        assert main_post.is_anonymous is True
    
    @pytest.mark.asyncio
    async def test_handle_media_group_post_without_caption(self, post_service, mock_message, mock_db):
        """Test that handle_media_group_post handles missing caption"""
        mock_message.message_id = 301
        mock_message.media_group_id = 1
        
        album = [Mock()]
        album[0].caption = None
        
        mock_helper_message = Mock()
        mock_helper_message.message_id = 303
        
        with patch('helper_bot.handlers.private.services.get_text_message', return_value=" "):
            with patch('helper_bot.handlers.private.services.prepare_media_group_from_middlewares', return_value=[]):
                with patch('helper_bot.handlers.private.services.send_media_group_message_to_private_chat', return_value=[302]):
                    with patch('helper_bot.handlers.private.services.get_first_name', return_value="Test"):
                        with patch('helper_bot.handlers.private.services.get_reply_keyboard_for_post', return_value=None):
                            with patch('helper_bot.handlers.private.services.send_text_message', return_value=mock_helper_message):
                                with patch('helper_bot.handlers.private.services.determine_anonymity', return_value=False):
                                    with patch('asyncio.sleep', new_callable=AsyncMock):
                                        
                                        await post_service.handle_media_group_post(mock_message, album, "Test")
                                        
                                        calls = mock_db.add_post.call_args_list
                                        main_post = calls[0][0][0]
                                        
                                        assert main_post.text == ""  # Empty string for missing caption
                                        assert main_post.is_anonymous is False