from backend.model.tribe import Tribe
from backend.repository.abstract_repository import AbstractRepository
from backend.repository.tribe_sqlite_repository import TribeRepositoryError


class TribeExists(Exception):
    pass


class TribeDosNotExists(Exception):
    pass


def add_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn) -> Tribe:
    tribe = Tribe(name=name, level=level)
    try:
        tribe_repo.add(tribe)
    except TribeRepositoryError:
        raise TribeExists(f"The tribe {tribe.name} already exists")
    conn.commit()
    return tribe


def update_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn) -> Tribe:
    tribe = Tribe(name=name, level=level)
    try:
        tribe_repo.update(name=name, tribe=tribe)
    except TribeRepositoryError:
        raise TribeDosNotExists(f"The tribe {name} does not exists you can't update it")
    conn.commit()
    return tribe


def delete_tribe(name: str, tribe_repo: AbstractRepository, conn) -> None:
    try:
        tribe_repo.delete(name=name)
    except TribeRepositoryError:
        raise TribeDosNotExists(f"The tribe {name} does not exists you can't delete it")

    conn.commit()