from sqlalchemy.orm import Session

from AppUser.Model.DepartmentModel import Department


def set_next_id(db: Session, num_len: int, prefix: str, model):
    data = db.query(model).with_entities(model.id).order_by(model.id.desc()).first()
    if data:
        num = str(int({**data}.get("id").split(prefix)[-1]) + 1)
        return prefix + "0" * (num_len - len(num)) + num
    else:
        return prefix + "0" * (num_len - 1) + "1"


def create_department(db: Session, name: str):
    item = Department(**{"name": name})
    item.id = set_next_id(db=db, num_len=3, prefix="D", model=Department)
    db.add(item)
    db.commit()
    return True


def get_department_by_id(db: Session, department_id: str):
    role_obj = db.query(Department).filter_by(id=department_id).first()
    return role_obj


def get_department_list(db: Session):
    role_list = db.query(Department).order_by(Department.id.asc()).all()
    return role_list