from typing import Optional
from sqlalchemy.orm import Session
from app.crud.base import CRUDBase
from app.models.category import Category
from app.schemas.category import CategoryCreate, CategoryUpdate


class CRUDCategory(CRUDBase[Category, CategoryCreate, CategoryUpdate]):
    def get_by_name(self, db: Session, *, name: str) -> Optional[Category]:
        return db.query(Category).filter(Category.name == name).first()


category = CRUDCategory(Category)