"""定时检查续费并发送提醒（供 systemd timer 调用）

用法：python scripts/check_renewals.py [threshold_days]
依赖 .env 中的通知渠道配置（TELEGRAM_*/SMTP_*）。
"""

import sys
from pathlib import Path

# 确保能导入 app 包（脚本位于 scripts/ 子目录）
sys.path.insert(0, str(Path(__file__).resolve().parent.parent))

from sqlmodel import Session

from app.database import assets_engine, init_db
from app.services import renewal_service


def main() -> int:
    threshold = int(sys.argv[1]) if len(sys.argv) > 1 else None
    init_db()
    with Session(assets_engine) as session:
        result = renewal_service.check_renewals(session, threshold_days=threshold)
    # days 可为负（已过期），汇总行拆开统计，单项文案复用 day_text（与提醒消息一致）
    overdue = sum(1 for item in result["expiring"] if item["days"] < 0)
    print(
        f"[续费检查] 阈值 {result['threshold_days']} 天 | 已过期 {overdue} 项 | "
        f"即将到期 {result['expiring_count'] - overdue} 项"
    )
    for item in result["expiring"]:
        print(
            f"  - {item['name']} [{item['provider']}] "
            f"{renewal_service.day_text(item['days'])}（到期 {item['expiry_date']}）"
        )
    for n in result.get("notifications", []):
        status = "成功" if n["ok"] else f"失败：{n['message']}"
        print(f"  通知[{n['channel']}]: {status}")
    return 0


if __name__ == "__main__":
    sys.exit(main())