from typing import Optional

from labs.models import UserEvent, User, LabInstance


def log_user_event(
    user: User,
    event_name: UserEvent.EventName,
    event_body: dict = {},
    lab_instance: Optional[LabInstance] = None,
    lab_code: Optional[str] = None,
    event_source: UserEvent.EventSource = UserEvent.EventSource.BACKEND,
):
    if lab_instance is not None and not lab_code:
        lab_code = lab_instance.lab_code

    UserEvent.objects.create(
        user=user,
        event_name=event_name.value,
        event_body=event_body,
        lab_instance=lab_instance,
        lab_code=lab_code,
        event_source=event_source,
    )