import logging
from typing import Optional

from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession

from app.backoffice.admin.models import Admin

logger = logging.getLogger(__name__)


async def create_admin(
    *,
    session: AsyncSession,
    username: str,
    password: str,
    name: Optional[str] = None,
) -> Admin:
    admin = Admin(
        username=username,
        password=password,
        name=name,
    )
    session.add(admin)
    await session.commit()
    await session.refresh(admin)
    logger.info(f"[ADMIN] created admin username={username}")
    return admin


async def change_password(
    *,
    session: AsyncSession,
    admin_id: int,
    new_password: str,
) -> None:
    result = await session.execute(select(Admin).where(Admin.id == admin_id))
    admin = result.scalar_one_or_none()
    if admin is None:
        raise ValueError(f"Admin id={admin_id} not found")
    admin.password = new_password
    await session.commit()
    logger.info(f"[ADMIN] password changed admin_id={admin_id}")