from sqlalchemy import select
from sqlalchemy.orm import Session

from ..models import PhoneNumber, VoiceSocketEndpoint


def resolve_voice_socket(
    db: Session,
    *,
    phone_number: PhoneNumber,
) -> VoiceSocketEndpoint | None:
    return db.scalar(
        select(VoiceSocketEndpoint).where(
            VoiceSocketEndpoint.phone_number_id == phone_number.id,
            VoiceSocketEndpoint.user_id == phone_number.user_id,
            VoiceSocketEndpoint.enabled.is_(True),
        )
    )