227 lines
8.3 KiB
Python
227 lines
8.3 KiB
Python
import datetime
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import logging
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import math
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from aiogram.types import Message, User as TelegramUser
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from remnawave import RemnawaveSDK
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from sqlalchemy.ext.asyncio import AsyncSession
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from bot.texts import NO_SUBSCRIPTION, NOTHING_PLACEHOLDER, SUBSCRIPTION_INFORMATION
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from db.models.users import User
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from misc import utils
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from repositories import UserRepository
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from repositories.subscriptions import SubscriptionRepository
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from schemas.subscriptions import InternalSquads, SubscriptionPlan, SubscriptionStatus
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from schemas.users import NewUserDTO
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from services import rw
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logger = logging.getLogger(__name__)
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class UserServiceError(Exception): ...
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class UserService:
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def __init__(
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self, user_repository: UserRepository, subscription_repository: SubscriptionRepository
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) -> None:
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self.user_repository = user_repository
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self.subscription_repository = subscription_repository
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@staticmethod
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def format_subscription_message(
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rw_user: rw.RWUserInfo | None, link: str | None = None, autorenew: bool = False
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):
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if rw_user is None:
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# Пользователь не найден в Remnawave
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return NO_SUBSCRIPTION
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status_icon, status_text = utils.format_status(rw_user.status)
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expire_date = rw_user.expire_at.strftime("%d.%m.%Y")
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days_left = utils.format_days_left(rw_user.expire_at)
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used_traffic = utils.format_traffic(rw_user.used_traffic_bytes, rw_user.traffic_limit_bytes)
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hwid_limit = utils.format_hwid_limit(rw_user.hwid_device_limit)
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link = link or NOTHING_PLACEHOLDER
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autorenew_text = "🟢" if autorenew else "🔴"
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return SUBSCRIPTION_INFORMATION.format(
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status_icon=status_icon,
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status=status_text,
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expire_date=expire_date,
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days_left=days_left,
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used_traffic=used_traffic,
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hwid_limit=hwid_limit,
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link=link,
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autorenew=autorenew_text,
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)
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async def add_user(
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self,
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session: AsyncSession,
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user_id: int,
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rw_sdk: RemnawaveSDK,
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referal: int | None = None,
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) -> User:
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user = await self.user_repository.get_user_by_id(session, user_id)
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if user:
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return user
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rw_user = await rw.get_user_by_telegram_id(rw_sdk, user_id)
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link = utils.get_subscription_link(rw_user.short_uuid) if rw_user else None
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referal = int(referal) if str(referal).isdigit() and user_id != int(referal) else None
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model = NewUserDTO(id=user_id, referal=referal, link=link)
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return await self.user_repository.create_user(session, model)
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async def update_user_link(
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self, session: AsyncSession, user_id: int, rw_sdk: RemnawaveSDK
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) -> User | None:
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rw_user = await rw.get_user_by_telegram_id(rw_sdk, user_id)
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user = await self.user_repository.get_user_by_id(session, user_id)
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if not rw_user:
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return user
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link = utils.get_subscription_link(rw_user.short_uuid)
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user = await self.user_repository.update_user_link(session, user_id, link)
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return user
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async def send_promotion_to_users(self, session: AsyncSession, msg: Message) -> list[User]:
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users = await self.user_repository.get_users(session)
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sent: list[User] = []
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for user in users:
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try:
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await msg.copy_to(user.id)
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sent.append(user)
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except Exception:
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logger.critical("failed to send a message to user %d.", user.id, exc_info=True)
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return sent
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async def buy_subscription(
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self,
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session: AsyncSession,
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subscription: SubscriptionPlan,
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rw_sdk: RemnawaveSDK,
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user: TelegramUser,
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):
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duration = utils.convert_duration_to_timedelta(subscription.duration)
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squads = [InternalSquads.DEFAULT]
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if subscription.whitelists:
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squads.append(InternalSquads.WHITELISTS)
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## If subscription exists, add.
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rw_user = await rw.get_user_by_telegram_id(rw_sdk, user.id)
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if rw_user:
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db_subscription = await self.subscription_repository.get_subscription_by_user_id(
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session, user.id
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)
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if db_subscription:
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db_subscription = await self.subscription_repository.update_sub(
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session,
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user.id,
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end_date=rw_user.expire_at + duration,
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autorenew=False,
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status=SubscriptionStatus.ACTIVE,
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devices=int(subscription.devices),
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whitelists=subscription.whitelists,
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plan_price_paid=utils.calculate_price(subscription),
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duration_days=duration.days,
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)
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else:
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db_subscription = await self.subscription_repository.create_subscription(
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session,
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user_id=user.id,
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end_date=rw_user.expire_at + duration,
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autorenew=False,
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status=SubscriptionStatus.ACTIVE,
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devices=int(subscription.devices),
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whitelists=subscription.whitelists,
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plan_price_paid=utils.calculate_price(subscription),
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duration_days=duration.days,
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)
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if not utils.is_same_plan(rw_user, subscription):
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new_expire = datetime.datetime.now(datetime.UTC) + duration
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delta_days = (new_expire - rw_user.expire_at).days
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await rw.add_days(rw_sdk, rw_user.uuid, delta_days)
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else:
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await rw.add_days(rw_sdk, rw_user.uuid, duration.days)
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await rw.update_squads(rw_sdk, rw_user.uuid, squads)
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await rw.set_hwid_limit(rw_sdk, rw_user.uuid, subscription.devices)
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await self.update_user_link(session, user.id, rw_sdk)
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return db_subscription
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# Create
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expire = datetime.datetime.now(datetime.UTC) + duration
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username = "tg_" + str(user.username or user.id)
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rw_user = await rw.create_user(
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rw_sdk,
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username=username,
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telegram_id=user.id,
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expire_at=expire,
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hwid_device_limit=subscription.devices,
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squad_uuids=squads,
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)
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db_subscription = await self.subscription_repository.get_subscription_by_user_id(
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session, user.id
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)
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if db_subscription:
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db_subscription = await self.subscription_repository.update_sub(
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session,
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user.id,
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end_date=expire,
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autorenew=False,
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status=SubscriptionStatus.ACTIVE,
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devices=int(subscription.devices),
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whitelists=subscription.whitelists,
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plan_price_paid=utils.calculate_price(subscription),
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duration_days=duration.days,
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)
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else:
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db_subscription = await self.subscription_repository.create_subscription(
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session,
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user_id=user.id,
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end_date=expire,
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autorenew=False,
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status=SubscriptionStatus.ACTIVE,
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devices=int(subscription.devices),
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whitelists=subscription.whitelists,
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plan_price_paid=utils.calculate_price(subscription),
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duration_days=duration.days,
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)
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await self.update_user_link(session, user.id, rw_sdk)
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return db_subscription
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async def calculate_plan_credit(
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self,
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session: AsyncSession,
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user_id: int,
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new_plan: SubscriptionPlan,
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rw_sdk: RemnawaveSDK,
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) -> int:
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rw_user = await rw.get_user_by_telegram_id(rw_sdk, user_id)
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if not rw_user or rw_user.expire_at <= datetime.datetime.now(datetime.UTC):
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return 0
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if utils.is_same_plan(rw_user, new_plan):
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return 0
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db_sub = await self.subscription_repository.get_subscription_by_user_id(session, user_id)
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if not db_sub or not db_sub.plan_price_paid or not db_sub.duration_days:
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return 0
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remaining_days = max(0, (rw_user.expire_at - datetime.datetime.now(datetime.UTC)).days)
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return math.floor(db_sub.plan_price_paid * remaining_days / db_sub.duration_days)
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