from functools import partial
from typing import Optional

from aiogram import Router, F
from aiogram.types import Message
from aiogram.types.user import User
from aiogram.enums.content_type import ContentType

import ai_agent
import utils
from messages import *

import tg.tg_database as database
from tg.utils import get_user_name_for_ai

router = Router()

bot_user: Optional[User] = None

ACCEPTED_CONTENT_TYPES: list[ContentType] = [
    ContentType.TEXT,
    ContentType.ANIMATION,
    ContentType.AUDIO,
    ContentType.DOCUMENT,
    ContentType.PAID_MEDIA,
    ContentType.PHOTO,
    ContentType.STICKER,
    ContentType.STORY,
    ContentType.VIDEO,
    ContentType.VIDEO_NOTE,
    ContentType.VOICE,
    ContentType.CHECKLIST,
    ContentType.CONTACT,
    ContentType.POLL,
    ContentType.VENUE,
    ContentType.LOCATION
]


@router.message(F.content_type.in_(ACCEPTED_CONTENT_TYPES))
async def any_message_handler(message: Message):
    chat_id = message.chat.id
    chat = database.DB.create_chat_if_not_exists(chat_id)
    if chat['active'] == 0:
        return

    # Игнорировать ботов
    if message.from_user.is_bot:
        return

    user_id = message.from_user.id
    database.DB.create_user_if_not_exists(chat_id, user_id)
    database.DB.user_set_last_message(chat_id, user_id, utils.posix_time())
    database.DB.user_increment_messages(chat_id, user_id)

    global bot_user
    if bot_user is None:
        bot_user = await message.bot.get_me()

    ai_message = ai_agent.Message()
    ai_fwd_messages: list[ai_agent.Message] = []

    bot_username_mention = '@' + bot_user.username
    if message.content_type == ContentType.TEXT and message.text.find(bot_username_mention) != -1:
        # Сообщение содержит @bot_username
        ai_message.text = message.text.replace(bot_username_mention, bot_user.first_name)

        if message.reply_to_message:
            # Сообщение является ответом
            if message.reply_to_message.content_type == ContentType.TEXT:
                ai_fwd_messages = [
                    ai_agent.Message(user_name=await get_user_name_for_ai(message.reply_to_message.from_user),
                                     text=message.reply_to_message.text)]
            else:
                await message.reply(MESSAGE_NOT_TEXT)
                return
    elif message.reply_to_message and message.reply_to_message.from_user.id == bot_user.id:
        # Ответ на сообщение бота
        if message.content_type == ContentType.TEXT:
            ai_message.text = message.text
        else:
            await message.reply(MESSAGE_NOT_TEXT)
            return
    else:
        return

    ai_message.user_name = await get_user_name_for_ai(message.from_user)
    ai_message.message_id = message.message_id

    answer, success = await utils.run_with_progress(
            partial(ai_agent.agent.get_group_chat_reply, chat_id, ai_message, ai_fwd_messages),
            partial(message.bot.send_chat_action, chat_id, 'typing'),
            interval=4)

    answer_id = (await message.reply(answer)).message_id
    if success:
        ai_agent.agent.set_last_response_id(chat_id, answer_id)