#!/usr/bin/env python3
"""
Cron script: save monthly net worth snapshot.
Run by systemd timer pfm-snapshot.timer on 1st of each month at 00:05.
"""

import sys
import os
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from app import create_app
from app.services.report_service import take_net_worth_snapshot

app = create_app()

if __name__ == '__main__':
    with app.app_context():
        print('[snapshot] Saving net worth snapshot...')
        snap = take_net_worth_snapshot()
        print(f'[snapshot] Net worth on {snap.snapshot_date}: '
              f'assets={snap.total_assets}, '
              f'liabilities={snap.total_liabilities}, '
              f'net={snap.net_worth}')