"""Service classes for private handlers"""

# Standard library imports
import asyncio
import html
import random
from dataclasses import dataclass
from datetime import datetime
from pathlib import Path
from typing import Any, Callable, Dict, Protocol, Union

# Third-party imports
from aiogram import types
from aiogram.types import FSInputFile

from database.models import TelegramPost, User
from helper_bot.keyboards import get_reply_keyboard_for_post

# Local imports - utilities
from helper_bot.utils.helper_func import (
    add_in_db_media,
    check_username_and_full_name,
    determine_anonymity,
    get_first_name,
    get_text_message,
    prepare_media_group_from_middlewares,
    send_audio_message,
    send_media_group_message_to_private_chat,
    send_photo_message,
    send_text_message,
    send_video_message,
    send_video_note_message,
    send_voice_message,
)

# Local imports - metrics
from helper_bot.utils.metrics import (
    db_query_time,
    track_errors,
    track_file_operations,
    track_media_processing,
    track_time,
)
from logs.custom_logger import logger


class DatabaseProtocol(Protocol):
    """Protocol for database operations"""

    async def user_exists(self, user_id: int) -> bool: ...
    async def add_user(self, user: User) -> None: ...
    async def update_user_info(
        self, user_id: int, username: str = None, full_name: str = None
    ) -> None: ...
    async def update_user_date(self, user_id: int) -> None: ...
    async def add_post(self, post: TelegramPost) -> None: ...
    async def update_stickers_info(self, user_id: int) -> None: ...
    async def add_message(
        self, message_text: str, user_id: int, message_id: int, date: int = None
    ) -> None: ...
    async def update_helper_message(
        self, message_id: int, helper_message_id: int
    ) -> None: ...


@dataclass
class BotSettings:
    """Bot configuration settings"""

    group_for_posts: str
    group_for_message: str
    main_public: str
    group_for_logs: str
    important_logs: str
    preview_link: str
    logs: str
    test: str


class UserService:
    """Service for user-related operations"""

    def __init__(self, db: DatabaseProtocol, settings: BotSettings) -> None:
        self.db = db
        self.settings = settings

    @track_time("update_user_activity", "user_service")
    @track_errors("user_service", "update_user_activity")
    @db_query_time("update_user_activity", "users", "update")
    async def update_user_activity(self, user_id: int) -> None:
        """Update user's last activity timestamp with metrics tracking"""
        await self.db.update_user_date(user_id)

    @track_time("ensure_user_exists", "user_service")
    @track_errors("user_service", "ensure_user_exists")
    @db_query_time("ensure_user_exists", "users", "insert")
    async def ensure_user_exists(self, message: types.Message) -> None:
        """Ensure user exists in database, create if needed with metrics tracking"""
        user_id = message.from_user.id
        full_name = message.from_user.full_name
        # Сохраняем только реальный username, если его нет - сохраняем None/пустую строку
        username = message.from_user.username
        first_name = get_first_name(message)
        is_bot = message.from_user.is_bot
        language_code = message.from_user.language_code

        # Create User object with current timestamp
        current_timestamp = int(datetime.now().timestamp())
        user = User(
            user_id=user_id,
            first_name=first_name,
            full_name=full_name,
            username=username,  # Может быть None - это нормально
            is_bot=is_bot,
            language_code=language_code,
            emoji="",
            has_stickers=False,
            date_added=current_timestamp,
            date_changed=current_timestamp,
            voice_bot_welcome_received=False,
        )

        # Пытаемся создать пользователя (если уже существует - игнорируем)
        # Это устраняет race condition и упрощает логику
        await self.db.add_user(user)

        # Проверяем, нужно ли обновить информацию о существующем пользователе
        is_need_update = await check_username_and_full_name(
            user_id, username, full_name, self.db
        )
        if is_need_update:
            await self.db.update_user_info(user_id, username, full_name)
            safe_full_name = (
                html.escape(full_name) if full_name else "Неизвестный пользователь"
            )
            # Для отображения используем подстановочное значение, но в БД сохраняем только реальный username
            safe_username = html.escape(username) if username else "Без никнейма"

            await message.answer(
                f"Давно не виделись! Вижу что ты изменился;) Теперь буду звать тебя: {safe_full_name} и ник @{safe_username}"
            )
            await message.bot.send_message(
                chat_id=self.settings.group_for_logs,
                text=f"Для пользователя: {user_id} обновлены данные в БД.\nНовое имя: {safe_full_name}\nНовый ник:{safe_username}",
            )

        await self.db.update_user_date(user_id)

    async def log_user_message(self, message: types.Message) -> None:
        """Forward user message to logs group with metrics tracking"""
        await message.forward(chat_id=self.settings.group_for_logs)

    def get_safe_user_info(self, message: types.Message) -> tuple[str, str]:
        """Get safely escaped user information for logging"""
        full_name = message.from_user.full_name or "Неизвестный пользователь"
        username = message.from_user.username or "Без никнейма"
        return html.escape(full_name), html.escape(username)


class PostService:
    """Service for post-related operations"""

    def __init__(
        self,
        db: DatabaseProtocol,
        settings: BotSettings,
        s3_storage=None,
        scoring_manager=None,
    ) -> None:
        self.db = db
        self.settings = settings
        self.s3_storage = s3_storage
        self.scoring_manager = scoring_manager

    async def _save_media_background(
        self, sent_message: types.Message, bot_db: Any, s3_storage
    ) -> None:
        """Сохраняет медиа в фоне, чтобы не блокировать ответ пользователю"""
        try:
            success = await add_in_db_media(sent_message, bot_db, s3_storage)
            if not success:
                logger.warning(
                    f"_save_media_background: Не удалось сохранить медиа для поста {sent_message.message_id}"
                )
        except Exception as e:
            logger.error(
                f"_save_media_background: Ошибка при сохранении медиа для поста {sent_message.message_id}: {e}"
            )

    async def _get_scores(self, text: str) -> tuple:
        """
        Получает скоры для текста поста.

        Returns:
            Tuple (deepseek_score, rag_score, rag_confidence, rag_score_pos_only, ml_scores_json)
        """
        if not self.scoring_manager or not text or not text.strip():
            return None, None, None, None, None

        try:
            scores = await self.scoring_manager.score_post(text)

            # Формируем JSON для сохранения в БД
            import json

            ml_scores_json = (
                json.dumps(scores.to_json_dict()) if scores.has_any_score() else None
            )

            # Получаем данные от RAG
            rag_confidence = scores.rag.confidence if scores.rag else None
            rag_score_pos_only = (
                scores.rag.metadata.get("rag_score_pos_only") if scores.rag else None
            )

            return (
                scores.deepseek_score,
                scores.rag_score,
                rag_confidence,
                rag_score_pos_only,
                ml_scores_json,
            )
        except Exception as e:
            logger.error(f"PostService: Ошибка получения скоров: {e}")
            return None, None, None, None, None

    async def _save_scores_background(
        self, message_id: int, ml_scores_json: str
    ) -> None:
        """Сохраняет скоры в БД в фоне."""
        if ml_scores_json:
            try:
                await self.db.update_ml_scores(message_id, ml_scores_json)
            except Exception as e:
                logger.error(
                    f"PostService: Ошибка сохранения скоров для {message_id}: {e}"
                )

    async def _get_scores_with_error_handling(self, text: str) -> tuple:
        """
        Получает скоры для текста поста с обработкой ошибок.

        Returns:
            Tuple (deepseek_score, rag_score, rag_confidence, rag_score_pos_only, ml_scores_json, error_message)
            error_message будет None если все ок, или строка с описанием ошибки
        """
        if not self.scoring_manager:
            # Скоры выключены в .env - это нормально
            return None, None, None, None, None, None

        if not text or not text.strip():
            return None, None, None, None, None, None

        try:
            scores = await self.scoring_manager.score_post(text)

            # Формируем JSON для сохранения в БД
            import json

            ml_scores_json = (
                json.dumps(scores.to_json_dict()) if scores.has_any_score() else None
            )

            # Получаем данные от RAG
            rag_confidence = scores.rag.confidence if scores.rag else None
            rag_score_pos_only = (
                scores.rag.metadata.get("rag_score_pos_only") if scores.rag else None
            )

            return (
                scores.deepseek_score,
                scores.rag_score,
                rag_confidence,
                rag_score_pos_only,
                ml_scores_json,
                None,
            )
        except Exception as e:
            logger.error(f"PostService: Ошибка получения скоров: {e}")
            # Возвращаем частичные скоры если есть, или сообщение об ошибке
            error_message = "Не удалось рассчитать скоры"
            return None, None, None, None, None, error_message

    @track_time("_process_post_background", "post_service")
    @track_errors("post_service", "_process_post_background")
    async def _process_post_background(
        self,
        message: types.Message,
        first_name: str,
        content_type: str,
        album: Union[list, None] = None,
    ) -> None:
        """
        Обрабатывает пост в фоне: получает скоры, отправляет в группу модерации, сохраняет в БД.

        Args:
            message: Сообщение от пользователя
            first_name: Имя пользователя
            content_type: Тип контента ('text', 'photo', 'video', 'audio', 'voice', 'video_note', 'media_group')
            album: Список сообщений медиагруппы (только для media_group)
        """
        try:
            # Определяем исходный текст для скоринга и определения анонимности
            original_raw_text = ""
            if content_type == "text":
                original_raw_text = message.text or ""
            elif content_type == "media_group":
                original_raw_text = (
                    album[0].caption or "" if album and album[0].caption else ""
                )
            else:
                original_raw_text = message.caption or ""

            # Получаем скоры с обработкой ошибок
            (
                deepseek_score,
                rag_score,
                rag_confidence,
                rag_score_pos_only,
                ml_scores_json,
                error_message,
            ) = await self._get_scores_with_error_handling(original_raw_text)

            # Формируем текст для поста (с сообщением об ошибке если есть)
            text_for_post = original_raw_text
            if error_message:
                # Для текстовых постов добавляем в конец текста
                if content_type == "text":
                    text_for_post = f"{original_raw_text}\n\n⚠️ {error_message}"
                # Для медиа добавляем в caption
                elif content_type in ("photo", "video", "audio") and original_raw_text:
                    text_for_post = f"{original_raw_text}\n\n⚠️ {error_message}"

            # Формируем текст/caption с учетом скоров
            post_text = ""
            if text_for_post or content_type == "text":
                logger.debug(
                    f"PostService._process_post_background: Передача скоров в get_text_message - "
                    f"rag_score={rag_score} (type: {type(rag_score).__name__ if rag_score is not None else 'None'}), "
                    f"rag_score_pos_only={rag_score_pos_only} (type: {type(rag_score_pos_only).__name__ if rag_score_pos_only is not None else 'None'}), "
                    f"rag_confidence={rag_confidence} (type: {type(rag_confidence).__name__ if rag_confidence is not None else 'None'}), "
                    f"content_type={content_type}, message_id={message.message_id}"
                )
                post_text = get_text_message(
                    text_for_post.lower() if text_for_post else "",
                    first_name,
                    message.from_user.username,
                    deepseek_score=deepseek_score,
                    rag_score=rag_score,
                    rag_confidence=rag_confidence,
                    rag_score_pos_only=rag_score_pos_only,
                )

            # Определяем анонимность по исходному тексту (без сообщения об ошибке)
            is_anonymous = determine_anonymity(original_raw_text)

            markup = get_reply_keyboard_for_post()
            sent_message = None

            # Отправляем пост в группу модерации в зависимости от типа
            if content_type == "text":
                sent_message = await send_text_message(
                    self.settings.group_for_posts, message, post_text, markup
                )
            elif content_type == "photo":
                sent_message = await send_photo_message(
                    self.settings.group_for_posts,
                    message,
                    message.photo[-1].file_id,
                    post_text,
                    markup,
                )
            elif content_type == "video":
                sent_message = await send_video_message(
                    self.settings.group_for_posts,
                    message,
                    message.video.file_id,
                    post_text,
                    markup,
                )
            elif content_type == "audio":
                sent_message = await send_audio_message(
                    self.settings.group_for_posts,
                    message,
                    message.audio.file_id,
                    post_text,
                    markup,
                )
            elif content_type == "voice":
                sent_message = await send_voice_message(
                    self.settings.group_for_posts,
                    message,
                    message.voice.file_id,
                    markup,
                )
            elif content_type == "video_note":
                sent_message = await send_video_note_message(
                    self.settings.group_for_posts,
                    message,
                    message.video_note.file_id,
                    markup,
                )
            elif content_type == "media_group":
                # Для медиагруппы используем специальную обработку
                # Передаем ml_scores_json для сохранения в БД
                await self._process_media_group_background(
                    message,
                    album,
                    first_name,
                    post_text,
                    is_anonymous,
                    original_raw_text,
                    ml_scores_json,
                )
                return
            else:
                logger.error(
                    f"PostService: Неподдерживаемый тип контента: {content_type}"
                )
                return

            if not sent_message:
                logger.error(
                    f"PostService: Не удалось отправить пост типа {content_type}"
                )
                return

            # Сохраняем пост в БД (сохраняем исходный текст, без сообщения об ошибке)
            post = TelegramPost(
                message_id=sent_message.message_id,
                text=original_raw_text,
                author_id=message.from_user.id,
                created_at=int(datetime.now().timestamp()),
                is_anonymous=is_anonymous,
            )
            await self.db.add_post(post)

            # Сохраняем медиа и скоры в фоне
            if content_type in ("photo", "video", "audio", "voice", "video_note"):
                asyncio.create_task(
                    self._save_media_background(sent_message, self.db, self.s3_storage)
                )

            if ml_scores_json:
                asyncio.create_task(
                    self._save_scores_background(
                        sent_message.message_id, ml_scores_json
                    )
                )

        except Exception as e:
            logger.error(
                f"PostService: Критическая ошибка в _process_post_background для {content_type}: {e}"
            )

    async def _process_media_group_background(
        self,
        message: types.Message,
        album: list,
        first_name: str,
        post_caption: str,
        is_anonymous: bool,
        original_raw_text: str,
        ml_scores_json: str = None,
    ) -> None:
        """Обрабатывает медиагруппу в фоне"""
        try:
            media_group = await prepare_media_group_from_middlewares(
                album, post_caption
            )

            media_group_message_ids = await send_media_group_message_to_private_chat(
                self.settings.group_for_posts,
                message,
                media_group,
                self.db,
                None,
                self.s3_storage,
            )

            main_post_id = media_group_message_ids[-1]

            main_post = TelegramPost(
                message_id=main_post_id,
                text=original_raw_text,
                author_id=message.from_user.id,
                created_at=int(datetime.now().timestamp()),
                is_anonymous=is_anonymous,
            )
            await self.db.add_post(main_post)

            # Сохраняем скоры в фоне (если они были получены)
            if ml_scores_json:
                asyncio.create_task(
                    self._save_scores_background(main_post_id, ml_scores_json)
                )

            for msg_id in media_group_message_ids:
                await self.db.add_message_link(main_post_id, msg_id)

            await asyncio.sleep(0.2)

            markup = get_reply_keyboard_for_post()
            helper_message = await send_text_message(
                self.settings.group_for_posts, message, "^", markup
            )
            helper_message_id = helper_message.message_id

            helper_post = TelegramPost(
                message_id=helper_message_id,
                text="^",
                author_id=message.from_user.id,
                helper_text_message_id=main_post_id,
                created_at=int(datetime.now().timestamp()),
            )
            await self.db.add_post(helper_post)

            await self.db.update_helper_message(
                message_id=main_post_id, helper_message_id=helper_message_id
            )
        except Exception as e:
            logger.error(f"PostService: Ошибка в _process_media_group_background: {e}")

    @track_time("handle_text_post", "post_service")
    @track_errors("post_service", "handle_text_post")
    @db_query_time("handle_text_post", "posts", "insert")
    async def handle_text_post(self, message: types.Message, first_name: str) -> None:
        """Handle text post submission"""
        raw_text = message.text or ""

        # Получаем скоры для текста
        (
            deepseek_score,
            rag_score,
            rag_confidence,
            rag_score_pos_only,
            ml_scores_json,
        ) = await self._get_scores(raw_text)
        
        logger.debug(
            f"PostService.handle_text_post: Передача скоров в get_text_message - "
            f"rag_score={rag_score} (type: {type(rag_score).__name__ if rag_score is not None else 'None'}), "
            f"rag_score_pos_only={rag_score_pos_only} (type: {type(rag_score_pos_only).__name__ if rag_score_pos_only is not None else 'None'}), "
            f"rag_confidence={rag_confidence} (type: {type(rag_confidence).__name__ if rag_confidence is not None else 'None'}), "
            f"message_id={message.message_id}"
        )

        # Формируем текст с учетом скоров
        post_text = get_text_message(
            message.text.lower(),
            first_name,
            message.from_user.username,
            deepseek_score=deepseek_score,
            rag_score=rag_score,
            rag_confidence=rag_confidence,
            rag_score_pos_only=rag_score_pos_only,
        )
        markup = get_reply_keyboard_for_post()

        sent_message = await send_text_message(
            self.settings.group_for_posts, message, post_text, markup
        )

        # Определяем анонимность
        is_anonymous = determine_anonymity(raw_text)

        post = TelegramPost(
            message_id=sent_message.message_id,
            text=raw_text,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(post)

        # Сохраняем скоры в фоне
        if ml_scores_json:
            asyncio.create_task(
                self._save_scores_background(sent_message.message_id, ml_scores_json)
            )

    @track_time("handle_photo_post", "post_service")
    @track_errors("post_service", "handle_photo_post")
    @db_query_time("handle_photo_post", "posts", "insert")
    async def handle_photo_post(self, message: types.Message, first_name: str) -> None:
        """Handle photo post submission"""
        raw_caption = message.caption or ""

        # Получаем скоры для текста
        (
            deepseek_score,
            rag_score,
            rag_confidence,
            rag_score_pos_only,
            ml_scores_json,
        ) = await self._get_scores(raw_caption)
        
        logger.debug(
            f"PostService.handle_photo_post: Передача скоров в get_text_message - "
            f"rag_score={rag_score} (type: {type(rag_score).__name__ if rag_score is not None else 'None'}), "
            f"rag_score_pos_only={rag_score_pos_only} (type: {type(rag_score_pos_only).__name__ if rag_score_pos_only is not None else 'None'}), "
            f"rag_confidence={rag_confidence} (type: {type(rag_confidence).__name__ if rag_confidence is not None else 'None'}), "
            f"message_id={message.message_id}"
        )

        post_caption = ""
        if message.caption:
            post_caption = get_text_message(
                message.caption.lower(),
                first_name,
                message.from_user.username,
                deepseek_score=deepseek_score,
                rag_score=rag_score,
                rag_confidence=rag_confidence,
                rag_score_pos_only=rag_score_pos_only,
            )

        markup = get_reply_keyboard_for_post()
        sent_message = await send_photo_message(
            self.settings.group_for_posts,
            message,
            message.photo[-1].file_id,
            post_caption,
            markup,
        )

        # Определяем анонимность
        is_anonymous = determine_anonymity(raw_caption)

        post = TelegramPost(
            message_id=sent_message.message_id,
            text=raw_caption,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(post)

        # Сохраняем медиа и скоры в фоне
        asyncio.create_task(
            self._save_media_background(sent_message, self.db, self.s3_storage)
        )
        if ml_scores_json:
            asyncio.create_task(
                self._save_scores_background(sent_message.message_id, ml_scores_json)
            )

    @track_time("handle_video_post", "post_service")
    @track_errors("post_service", "handle_video_post")
    @db_query_time("handle_video_post", "posts", "insert")
    async def handle_video_post(self, message: types.Message, first_name: str) -> None:
        """Handle video post submission"""
        raw_caption = message.caption or ""

        # Получаем скоры для текста
        (
            deepseek_score,
            rag_score,
            rag_confidence,
            rag_score_pos_only,
            ml_scores_json,
        ) = await self._get_scores(raw_caption)
        
        logger.debug(
            f"PostService.handle_video_post: Передача скоров в get_text_message - "
            f"rag_score={rag_score} (type: {type(rag_score).__name__ if rag_score is not None else 'None'}), "
            f"rag_score_pos_only={rag_score_pos_only} (type: {type(rag_score_pos_only).__name__ if rag_score_pos_only is not None else 'None'}), "
            f"rag_confidence={rag_confidence} (type: {type(rag_confidence).__name__ if rag_confidence is not None else 'None'}), "
            f"message_id={message.message_id}"
        )

        post_caption = ""
        if message.caption:
            post_caption = get_text_message(
                message.caption.lower(),
                first_name,
                message.from_user.username,
                deepseek_score=deepseek_score,
                rag_score=rag_score,
                rag_confidence=rag_confidence,
                rag_score_pos_only=rag_score_pos_only,
            )

        markup = get_reply_keyboard_for_post()
        sent_message = await send_video_message(
            self.settings.group_for_posts,
            message,
            message.video.file_id,
            post_caption,
            markup,
        )

        # Определяем анонимность
        is_anonymous = determine_anonymity(raw_caption)

        post = TelegramPost(
            message_id=sent_message.message_id,
            text=raw_caption,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(post)

        # Сохраняем медиа и скоры в фоне
        asyncio.create_task(
            self._save_media_background(sent_message, self.db, self.s3_storage)
        )
        if ml_scores_json:
            asyncio.create_task(
                self._save_scores_background(sent_message.message_id, ml_scores_json)
            )

    @track_time("handle_video_note_post", "post_service")
    @track_errors("post_service", "handle_video_note_post")
    @db_query_time("handle_video_note_post", "posts", "insert")
    async def handle_video_note_post(self, message: types.Message) -> None:
        """Handle video note post submission"""
        markup = get_reply_keyboard_for_post()
        sent_message = await send_video_note_message(
            self.settings.group_for_posts, message, message.video_note.file_id, markup
        )

        # Сохраняем пустую строку, так как video_note не имеет caption
        raw_caption = ""
        is_anonymous = determine_anonymity(raw_caption)

        post = TelegramPost(
            message_id=sent_message.message_id,
            text=raw_caption,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(post)
        # Сохраняем медиа в фоне, чтобы не блокировать ответ пользователю
        asyncio.create_task(
            self._save_media_background(sent_message, self.db, self.s3_storage)
        )

    @track_time("handle_audio_post", "post_service")
    @track_errors("post_service", "handle_audio_post")
    @db_query_time("handle_audio_post", "posts", "insert")
    async def handle_audio_post(self, message: types.Message, first_name: str) -> None:
        """Handle audio post submission"""
        raw_caption = message.caption or ""

        # Получаем скоры для текста
        (
            deepseek_score,
            rag_score,
            rag_confidence,
            rag_score_pos_only,
            ml_scores_json,
        ) = await self._get_scores(raw_caption)
        
        logger.debug(
            f"PostService.handle_audio_post: Передача скоров в get_text_message - "
            f"rag_score={rag_score} (type: {type(rag_score).__name__ if rag_score is not None else 'None'}), "
            f"rag_score_pos_only={rag_score_pos_only} (type: {type(rag_score_pos_only).__name__ if rag_score_pos_only is not None else 'None'}), "
            f"rag_confidence={rag_confidence} (type: {type(rag_confidence).__name__ if rag_confidence is not None else 'None'}), "
            f"message_id={message.message_id}"
        )

        post_caption = ""
        if message.caption:
            post_caption = get_text_message(
                message.caption.lower(),
                first_name,
                message.from_user.username,
                deepseek_score=deepseek_score,
                rag_score=rag_score,
                rag_confidence=rag_confidence,
                rag_score_pos_only=rag_score_pos_only,
            )

        markup = get_reply_keyboard_for_post()
        sent_message = await send_audio_message(
            self.settings.group_for_posts,
            message,
            message.audio.file_id,
            post_caption,
            markup,
        )

        # Определяем анонимность
        is_anonymous = determine_anonymity(raw_caption)

        post = TelegramPost(
            message_id=sent_message.message_id,
            text=raw_caption,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(post)

        # Сохраняем медиа и скоры в фоне
        asyncio.create_task(
            self._save_media_background(sent_message, self.db, self.s3_storage)
        )
        if ml_scores_json:
            asyncio.create_task(
                self._save_scores_background(sent_message.message_id, ml_scores_json)
            )

    @track_time("handle_voice_post", "post_service")
    @track_errors("post_service", "handle_voice_post")
    @db_query_time("handle_voice_post", "posts", "insert")
    async def handle_voice_post(self, message: types.Message) -> None:
        """Handle voice post submission"""
        markup = get_reply_keyboard_for_post()
        sent_message = await send_voice_message(
            self.settings.group_for_posts, message, message.voice.file_id, markup
        )

        # Сохраняем пустую строку, так как voice не имеет caption
        raw_caption = ""
        is_anonymous = determine_anonymity(raw_caption)

        post = TelegramPost(
            message_id=sent_message.message_id,
            text=raw_caption,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(post)
        # Сохраняем медиа в фоне, чтобы не блокировать ответ пользователю
        asyncio.create_task(
            self._save_media_background(sent_message, self.db, self.s3_storage)
        )

    @track_time("handle_media_group_post", "post_service")
    @track_errors("post_service", "handle_media_group_post")
    @db_query_time("handle_media_group_post", "posts", "insert")
    @track_media_processing("media_group")
    async def handle_media_group_post(
        self, message: types.Message, album: list, first_name: str
    ) -> None:
        """Handle media group post submission"""
        post_caption = " "
        raw_caption = ""
        ml_scores_json = None

        if album and album[0].caption:
            raw_caption = album[0].caption or ""

            # Получаем скоры для текста
            (
                deepseek_score,
                rag_score,
                rag_confidence,
                rag_score_pos_only,
                ml_scores_json,
            ) = await self._get_scores(raw_caption)
            
            logger.debug(
                f"PostService.handle_media_group_post: Передача скоров в get_text_message - "
                f"rag_score={rag_score} (type: {type(rag_score).__name__ if rag_score is not None else 'None'}), "
                f"rag_score_pos_only={rag_score_pos_only} (type: {type(rag_score_pos_only).__name__ if rag_score_pos_only is not None else 'None'}), "
                f"rag_confidence={rag_confidence} (type: {type(rag_confidence).__name__ if rag_confidence is not None else 'None'}), "
                f"message_id={message.message_id}"
            )

            post_caption = get_text_message(
                album[0].caption.lower(),
                first_name,
                message.from_user.username,
                deepseek_score=deepseek_score,
                rag_score=rag_score,
                rag_confidence=rag_confidence,
                rag_score_pos_only=rag_score_pos_only,
            )

        is_anonymous = determine_anonymity(raw_caption)
        media_group = await prepare_media_group_from_middlewares(album, post_caption)

        media_group_message_ids = await send_media_group_message_to_private_chat(
            self.settings.group_for_posts,
            message,
            media_group,
            self.db,
            None,
            self.s3_storage,
        )

        main_post_id = media_group_message_ids[-1]

        main_post = TelegramPost(
            message_id=main_post_id,
            text=raw_caption,
            author_id=message.from_user.id,
            created_at=int(datetime.now().timestamp()),
            is_anonymous=is_anonymous,
        )
        await self.db.add_post(main_post)

        # Сохраняем скоры в фоне
        if ml_scores_json:
            asyncio.create_task(
                self._save_scores_background(main_post_id, ml_scores_json)
            )

        for msg_id in media_group_message_ids:
            await self.db.add_message_link(main_post_id, msg_id)

        await asyncio.sleep(0.2)

        markup = get_reply_keyboard_for_post()
        helper_message = await send_text_message(
            self.settings.group_for_posts, message, "^", markup
        )
        helper_message_id = helper_message.message_id

        helper_post = TelegramPost(
            message_id=helper_message_id,
            text="^",
            author_id=message.from_user.id,
            helper_text_message_id=main_post_id,
            created_at=int(datetime.now().timestamp()),
        )
        await self.db.add_post(helper_post)

        await self.db.update_helper_message(
            message_id=main_post_id, helper_message_id=helper_message_id
        )

    @track_time("process_post", "post_service")
    @track_errors("post_service", "process_post")
    @track_media_processing("media_group")
    async def process_post(
        self, message: types.Message, album: Union[list, None] = None
    ) -> None:
        """
        Запускает обработку поста в фоне.
        Не блокирует выполнение - сразу возвращает управление.
        """
        first_name = get_first_name(message)

        # Определяем тип контента
        content_type = (
            "media_group"
            if message.media_group_id is not None
            else message.content_type
        )

        # Запускаем фоновую обработку
        asyncio.create_task(
            self._process_post_background(message, first_name, content_type, album)
        )


class StickerService:
    """Service for sticker-related operations"""

    def __init__(self, settings: BotSettings) -> None:
        self.settings = settings

    @track_time("send_random_hello_sticker", "sticker_service")
    @track_errors("sticker_service", "send_random_hello_sticker")
    @track_file_operations("sticker")
    async def send_random_hello_sticker(self, message: types.Message) -> None:
        """Send random hello sticker with metrics tracking"""
        name_stick_hello = list(Path("Stick").rglob("Hello_*"))
        if not name_stick_hello:
            return
        random_stick_hello = random.choice(name_stick_hello)
        random_stick_hello = FSInputFile(path=random_stick_hello)
        await message.answer_sticker(random_stick_hello)
        await asyncio.sleep(0.3)

    @track_time("send_random_goodbye_sticker", "sticker_service")
    @track_errors("sticker_service", "send_random_goodbye_sticker")
    @track_file_operations("sticker")
    async def send_random_goodbye_sticker(self, message: types.Message) -> None:
        """Send random goodbye sticker with metrics tracking"""
        name_stick_bye = list(Path("Stick").rglob("Universal_*"))
        if not name_stick_bye:
            return
        random_stick_bye = random.choice(name_stick_bye)
        random_stick_bye = FSInputFile(path=random_stick_bye)
        await message.answer_sticker(random_stick_bye)