"""
Usage: python scripts/create_admin.py <username> <password>
"""

import asyncio
import sys
import os

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

from sqlalchemy import select
from app.services.database import AsyncSessionLocal
from app.services.auth import hash_password
from app.models.user import User


async def create_admin(username: str, password: str) -> None:
    async with AsyncSessionLocal() as db:
        async with db.begin():
            exists = await db.execute(select(User).where(User.username == username))
            if exists.scalar_one_or_none():
                print(f"User '{username}' already exists.")
                return

            user = User(
                username=username,
                password_hash=hash_password(password),
                role="admin",
                is_active=True,
            )
            db.add(user)

    print(f"Admin user '{username}' created.")


if __name__ == "__main__":
    if len(sys.argv) != 3:
        print("Usage: python scripts/create_admin.py <username> <password>")
        sys.exit(1)
    asyncio.run(create_admin(sys.argv[1], sys.argv[2]))