"""通知服务。

邮件/站内信/Webhook。
"""

import logging

logger = logging.getLogger(__name__)


async def send_email(to: str, subject: str, body: str) -> bool:
    """发送邮件通知。"""
    logger.info(f"邮件通知 → {to}: {subject}")
    return True


async def send_in_app_notification(user_id: str, title: str, content: str) -> bool:
    """发送站内信通知。"""
    logger.info(f"站内信通知 → {user_id}: {title}")
    return True


async def send_webhook(url: str, payload: dict) -> bool:
    """发送 Webhook 通知。"""
    logger.info(f"Webhook 通知 → {url}")
    return True