from __future__ import annotations
import sys
from pathlib import Path
from werkzeug.security import generate_password_hash
from flask import Flask

# 앱/DB/모델 임포트
from config import Config
from backend.models.user import db, User

BASE_DIR = Path(__file__).resolve().parent


def is_hashed(password: str) -> bool:
    return password.startswith("pbkdf2:sha256")


def main() -> int:
    # 별도 Flask 앱 컨텍스트 구성
    app = Flask(__name__)
    app.config.from_object(Config)
    db.init_app(app)

    with app.app_context():
        users = User.query.all()
        updated_count = 0

        for user in users:
            if user.password and not is_hashed(user.password):
                print(f"🔄 변환 대상: {user.username}")
                user.password = generate_password_hash(user.password)
                updated_count += 1

        if updated_count:
            db.session.commit()
        print(f"✅ 완료: {updated_count}명 해시 처리")
    return 0


if __name__ == "__main__":
    raise SystemExit(main())