from typing import List, Optional

from gram_core.base_service import BaseService
from gram_core.basemodel import RegionEnum
from gram_core.services.cookies.cache import PublicCookiesCache
from gram_core.services.cookies.error import TooManyRequestPublicCookies
from gram_core.services.cookies.models import CookiesDataBase as Cookies, CookiesStatusEnum
from gram_core.services.cookies.repositories import CookiesRepository
from gram_core.services.devices.repositories import DevicesRepository
from utils.log import logger

__all__ = ("CookiesService", "PublicCookiesService", "NeedContinue")


class NeedContinue(Exception):
    pass


class CookiesService(BaseService):
    def __init__(self, cookies_repository: CookiesRepository) -> None:
        self._repository: CookiesRepository = cookies_repository

    async def update(self, cookies: Cookies):
        await self._repository.update(cookies)

    async def add(self, cookies: Cookies):
        await self._repository.add(cookies)

    async def get(
        self,
        user_id: int,
        account_id: Optional[int] = None,
        region: Optional[RegionEnum] = None,
    ) -> Optional[Cookies]:
        return await self._repository.get(user_id, account_id, region)

    async def delete(self, cookies: Cookies) -> None:
        return await self._repository.delete(cookies)

    async def get_all(
        self,
        user_id: Optional[int] = None,
        account_id: Optional[int] = None,
        region: Optional[RegionEnum] = None,
        status: Optional[CookiesStatusEnum] = None,
    ) -> List[Cookies]:
        return await self._repository.get_all(user_id, account_id, region, status)


class PublicCookiesService:
    def __init__(
        self,
        cookies_repository: CookiesRepository,
        public_cookies_cache: PublicCookiesCache,
        devices_repository: DevicesRepository,
    ):
        self._cache = public_cookies_cache
        self._repository: CookiesRepository = cookies_repository
        self.devices_repository = devices_repository
        self.count: int = 0
        self.user_times_limiter = 3 * 3

    async def initialize(self) -> None:
        logger.info("正在初始化公共Cookies池")
        await self.refresh()
        logger.success("刷新公共Cookies池成功")

    async def refresh(self):
        """刷新公共Cookies 定时任务
        :return:
        """
        user_list: List[int] = []
        data_list = await self._repository.get_by_devices(is_valid=True)
        for cookies, devices in data_list:
            user_list.append(cookies.user_id)
        if len(user_list) > 0:
            add, count = await self._cache.add_public_cookies(user_list, RegionEnum.HYPERION)
            logger.info("国服公共Cookies池已经添加[%s]个 当前成员数为[%s]", add, count)
        user_list.clear()
        cookies_list = await self._repository.get_all(
            region=RegionEnum.HOYOLAB, status=CookiesStatusEnum.STATUS_SUCCESS
        )
        for cookies in cookies_list:
            user_list.append(cookies.user_id)
        if len(user_list) > 0:
            add, count = await self._cache.add_public_cookies(user_list, RegionEnum.HOYOLAB)
            logger.info("国际服公共Cookies池已经添加[%s]个 当前成员数为[%s]", add, count)

    async def check_public_cookie(self, region: RegionEnum, cookies: Cookies, public_id: int):
        pass

    async def get_cookies(self, user_id: int, region: RegionEnum = RegionEnum.NULL):
        """获取公共Cookies
        :param user_id: 用户ID
        :param region: 注册的服务器
        :return:
        """
        user_times = await self._cache.incr_by_user_times(user_id)
        if int(user_times) > self.user_times_limiter:
            logger.warning("用户 %s 使用公共Cookies次数已经到达上限", user_id)
            raise TooManyRequestPublicCookies(user_id)
        while True:
            public_id, count = await self._cache.get_public_cookies(region)
            cookies = await self._repository.get(public_id, region=region)
            if cookies is None:
                await self._cache.delete_public_cookies(public_id, region)
                continue
            try:
                await self.check_public_cookie(region, cookies, public_id)
                logger.info("用户 user_id[%s] 请求用户 user_id[%s] 的公共Cookies 该Cookies使用次数为%s次 ", user_id, public_id, count)
                return cookies
            except NeedContinue:
                continue

    async def undo(self, user_id: int, cookies: Optional[Cookies] = None, status: Optional[CookiesStatusEnum] = None):
        await self._cache.incr_by_user_times(user_id, -1)
        if cookies is not None and status is not None:
            cookies.status = status
            await self._repository.update(cookies)
            await self._cache.delete_public_cookies(cookies.user_id, cookies.region)
            logger.info("用户 user_id[%s] 反馈用户 user_id[%s] 的Cookies状态为 %s", user_id, cookies.user_id, status.name)
        else:
            logger.info("用户 user_id[%s] 撤销一次公共Cookies计数", user_id)

    async def set_device_valid(self, account_id: int, is_valid: bool) -> None:
        device = await self.devices_repository.get(account_id)
        if device:
            device.is_valid = is_valid
            await self.devices_repository.update(device)