132 lines
5.1 KiB
Python
132 lines
5.1 KiB
Python
import json
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import logging
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import hmac
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import hashlib
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from aiohttp import web
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from aiogram import Bot
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from aiogram.types import InlineKeyboardMarkup
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from sqlalchemy.orm import sessionmaker
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from typing import Optional
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from config.settings import Settings
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from bot.middlewares.i18n import JsonI18n
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from bot.keyboards.inline.user_keyboards import get_subscribe_only_markup
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from db.dal import user_dal
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EVENT_MAP = {
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"user.expires_in_72_hours": (3, "subscription_72h_notification"),
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"user.expires_in_48_hours": (2, "subscription_48h_notification"),
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"user.expires_in_24_hours": (1, "subscription_24h_notification"),
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}
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class PanelWebhookService:
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def __init__(self, bot: Bot, settings: Settings, i18n: JsonI18n, async_session_factory: sessionmaker):
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self.bot = bot
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self.settings = settings
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self.i18n = i18n
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self.async_session_factory = async_session_factory
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async def _send_message(
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self,
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user_id: int,
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lang: str,
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message_key: str,
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reply_markup: InlineKeyboardMarkup | None = None,
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**kwargs,
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):
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_ = lambda k, **kw: self.i18n.gettext(lang, k, **kw)
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try:
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await self.bot.send_message(
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user_id, _(message_key, **kwargs), reply_markup=reply_markup
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)
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except Exception as e:
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logging.error(f"Failed to send notification to {user_id}: {e}")
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async def handle_event(self, event_name: str, user_payload: dict):
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telegram_id = user_payload.get("telegramId")
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if not telegram_id:
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logging.warning("Panel webhook without telegramId received")
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return
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user_id = int(telegram_id)
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if not self.settings.SUBSCRIPTION_NOTIFICATIONS_ENABLED:
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return
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async with self.async_session_factory() as session:
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db_user = await user_dal.get_user_by_id(session, user_id)
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lang = db_user.language_code if db_user and db_user.language_code else self.settings.DEFAULT_LANGUAGE
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first_name = db_user.first_name or f"User {user_id}" if db_user else f"User {user_id}"
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markup = get_subscribe_only_markup(lang, self.i18n)
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if event_name in EVENT_MAP:
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days_left, msg_key = EVENT_MAP[event_name]
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if days_left <= self.settings.SUBSCRIPTION_NOTIFY_DAYS_BEFORE:
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await self._send_message(
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user_id,
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lang,
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msg_key,
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reply_markup=markup,
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user_name=first_name,
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end_date=user_payload.get("expireAt", "")[:10],
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)
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elif event_name == "user.expired" and self.settings.SUBSCRIPTION_NOTIFY_ON_EXPIRE:
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await self._send_message(
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user_id,
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lang,
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"subscription_expired_notification",
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reply_markup=markup,
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user_name=first_name,
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end_date=user_payload.get("expireAt", "")[:10],
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)
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elif event_name == "user.expired_24_hours_ago" and self.settings.SUBSCRIPTION_NOTIFY_AFTER_EXPIRE:
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await self._send_message(
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user_id,
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lang,
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"subscription_expired_yesterday_notification",
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reply_markup=markup,
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user_name=first_name,
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end_date=user_payload.get("expireAt", "")[:10],
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)
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async def handle_webhook(self, raw_body: bytes, signature_header: Optional[str]) -> web.Response:
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if self.settings.PANEL_WEBHOOK_SECRET:
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if not signature_header:
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return web.Response(status=403, text="no_signature")
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expected_sig = hmac.new(
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self.settings.PANEL_WEBHOOK_SECRET.encode(),
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raw_body,
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hashlib.sha256,
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).hexdigest()
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if not hmac.compare_digest(expected_sig, signature_header):
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return web.Response(status=403, text="invalid_signature")
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try:
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payload = json.loads(raw_body.decode())
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except Exception:
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return web.Response(status=400, text="bad_request")
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event_name = payload.get("name") or payload.get("event")
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user_data = payload.get("payload") or payload.get("data", {})
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if isinstance(user_data, dict) and "user" in user_data:
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user_data = user_data.get("user") or user_data
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telegram_id = user_data.get("telegramId") if isinstance(user_data, dict) else None
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if not event_name:
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return web.Response(status=200, text="ok_no_event")
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logging.info(
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"Panel webhook event received: %s; telegramId=%s",
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event_name,
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telegram_id if telegram_id is not None else "N/A",
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)
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await self.handle_event(event_name, user_data)
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return web.Response(status=200, text="ok")
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async def panel_webhook_route(request: web.Request):
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service: PanelWebhookService = request.app["panel_webhook_service"]
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raw = await request.read()
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signature_header = request.headers.get("X-Remnawave-Signature")
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return await service.handle_webhook(raw, signature_header)
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