import peewee as pw
from aiogram.types import Message

from src.service import paths

from .exceptions import MissingModuleName, NotExpectedModuleName
from .models.chat_stats import ChatStats
from .models.chats import Chats
from .models.db import database_proxy
from .models.messages import Messages
from .models.user_stats import UserStats
from .models.users import Users


def connect_database(is_test: bool = False, module: str | None = None):
    if is_test:
        if not module:
            raise MissingModuleName()
        db_path = f"{paths.modules_standard}/{module}/tests/database"
    else:
        if module:
            raise NotExpectedModuleName()
        db_path = f"{paths.core}/database"

    database = pw.SqliteDatabase(f"{db_path}/OCAB.db")
    database_proxy.initialize(database)
    database.connect()
    create_tables(database)

    return database, f"{db_path}/OCAB.db"


def create_tables(db: pw.SqliteDatabase):
    """Создание таблиц"""
    for table in Chats, Messages, Users, UserStats, ChatStats:
        if not table.table_exists():
            db.create_tables([table])


def add_chat(chat_id, chat_name, chat_type=10, chat_stats=0):
    chat, created = Chats.get_or_create(
        id=chat_id,
        defaults={
            "chat_name": chat_name,
            "chat_type": chat_type,
            "chat_all_stat": chat_stats,
        },
    )
    if not created:
        # Обновить существующий чат, если он уже существует
        chat.chat_name = chat_name
        chat.chat_type = chat_type
        chat.chat_stats = chat_stats
        chat.save()


def add_user(
    user_id,
    user_first_name,
    user_last_name=None,
    user_tag=None,
    user_role=0,
    user_stats=0,
    user_rep=0,
):
    if user_last_name is None:
        user_name = user_first_name
    else:
        user_name = user_first_name + " " + user_last_name

    user, created = Users.get_or_create(
        id=user_id,
        defaults={
            "user_tag": user_tag,
            "user_name": user_name,
            "user_role": user_role,
            "user_stats": user_stats,
            "user_rep": user_rep,
        },
    )
    if not created:
        # Обновить существующего пользователя, если он уже существует
        user.user_tag = user_tag
        user.user_name = user_name
        user.user_role = user_role
        user.user_stats = user_stats
        user.user_rep = user_rep
        user.save()


def add_message(message: Message, message_ai_model=None):
    if message.reply_to_message:
        answer_to_message_id = message.reply_to_message.message_id
    else:
        answer_to_message_id = None
    Messages.create(
        message_chat_id=message.chat.id,
        message_id=message.message_id,
        message_sender_id=message.from_user.id,
        answer_to_message_id=answer_to_message_id,
        message_ai_model=message_ai_model,
        message_text=message.text,
    )


def add_chat_stats(chat_id, date, messages_count):
    ChatStats.create(chat_id=chat_id, date=date, messages_count=messages_count)


def add_user_stats(chat_id, user_id, date, messages_count):
    UserStats.create(
        chat_id=chat_id, user_id=user_id, date=date, messages_count=messages_count
    )


# Работа с таблицей чатов


def get_chat(chat_id):
    return Chats.get_or_none(Chats.id == chat_id)


def change_chat_name(chat_id, new_chat_name):
    query = Chats.update(chat_name=new_chat_name).where(Chats.id == chat_id)
    query.execute()


def change_chat_type(chat_id, new_chat_type):
    query = Chats.update(chat_type=new_chat_type).where(Chats.id == chat_id)
    query.execute()


def get_chat_all_stat(chat_id):
    chat = Chats.get_or_none(Chats.id == chat_id)
    return chat.chat_all_stat if chat else None


# Работа с таблицей пользователей


def get_user(user_id) -> Users | None:
    return Users.get_or_none(Users.id == user_id)


def get_user_tag(user_id):
    user = Users.get_or_none(Users.id == user_id)
    return user.user_tag if user else None


def get_user_id(user_tag):
    user = Users.get_or_none(Users.user_tag == user_tag)
    return user.id if user else None


def get_user_name(user_id):
    user = Users.get_or_none(Users.id == user_id)
    return user.user_name if user else None


def get_user_role(user_id):
    user = Users.get_or_none(Users.id == user_id)
    return user.user_role if user else None


def get_user_all_stats(user_id):
    user = Users.get_or_none(Users.id == user_id)
    return user.user_stats if user else None


def get_user_rep(user_id):
    user = Users.get_or_none(Users.id == user_id)
    return user.user_rep if user else None


def change_user_name(user_id, user_first_name, user_last_name=None):
    if user_last_name is None:
        new_user_name = user_first_name
    else:
        new_user_name = user_first_name + " " + user_last_name
    query = Users.update(user_name=new_user_name).where(Users.id == user_id)
    query.execute()


def change_user_tag(user_id, new_user_tag):
    query = Users.update(user_tag=new_user_tag).where(Users.id == user_id)
    query.execute()


def change_user_role(user_id, new_user_role):
    query = Users.update(user_role=new_user_role).where(Users.id == user_id)
    query.execute()


# Работа с таблицей сообщений


def get_message(message_chat_id, message_id):
    return Messages.get_or_none(
        Messages.message_chat_id == message_chat_id,
        Messages.message_id == message_id,
    )


def get_message_sender_id(message_chat_id, message_id):
    message = Messages.get_or_none(
        Messages.message_chat_id == message_chat_id, Messages.message_id == message_id
    )
    return message.message_sender_id if message else None


def get_message_text(message_chat_id, message_id):
    message = Messages.get_or_none(
        Messages.message_chat_id == message_chat_id, Messages.message_id == message_id
    )
    return message.message_text if message else None


def get_message_ai_model(message_chat_id, message_id):
    message = Messages.get_or_none(
        Messages.message_chat_id == message_chat_id, Messages.message_id == message_id
    )
    return message.message_ai_model if message else None


def get_answer_to_message_id(message_chat_id, message_id):
    message = Messages.get_or_none(
        Messages.message_chat_id == message_chat_id, Messages.message_id == message_id
    )
    return message.answer_to_message_id if message else None


# Работа с таблицей статистики чатов


def get_chat_stats(chat_id):
    chat_stats = {}
    for chat_stat in ChatStats.select().where(ChatStats.chat_id == chat_id):
        chat_stats[chat_stat.date] = chat_stat.messages_count
    return chat_stats


# Работа с таблицей статистики пользователей


def get_user_stats(user_id):
    user_stats = {}
    for user_stat in UserStats.select().where(UserStats.user_id == user_id):
        user_stats[user_stat.date] = user_stat.messages_count
    return user_stats


# Функции обновления


def update_chat_all_stat(chat_id):
    query = Chats.update(chat_all_stat=Chats.chat_all_stat + 1).where(
        Chats.id == chat_id
    )
    query.execute()


def update_chat_stats(chat_id, date):
    chat_stats = ChatStats.get_or_none(
        ChatStats.chat_id == chat_id, ChatStats.date == date
    )
    if chat_stats:
        query = ChatStats.update(messages_count=ChatStats.messages_count + 1).where(
            ChatStats.chat_id == chat_id, ChatStats.date == date
        )
        query.execute()
    else:
        ChatStats.create(chat_id=chat_id, date=date, messages_count=1)


def update_user_all_stat(user_id):
    user = Users.get_or_none(Users.id == user_id)
    if user:
        query = Users.update(user_stats=Users.user_stats + 1).where(Users.id == user_id)
        query.execute()
    else:
        Users.create(id=user_id, user_stats=1)


def update_user_rep(user_id):
    user = Users.get_or_none(Users.id == user_id)
    if user:
        query = Users.update(user_rep=Users.user_rep + 1).where(Users.id == user_id)
        query.execute()
    else:
        Users.create(id=user_id, user_rep=1)


def update_user_stats(chat_id, user_id, date):
    user_stats = UserStats.get_or_none(
        UserStats.chat_id == chat_id,
        UserStats.user_id == user_id,
        UserStats.date == date,
    )
    if user_stats:
        query = UserStats.update(messages_count=UserStats.messages_count + 1).where(
            UserStats.chat_id == chat_id,
            UserStats.user_id == user_id,
            UserStats.date == date,
        )
        query.execute()
    else:
        UserStats.create(chat_id=chat_id, user_id=user_id, date=date, messages_count=1)