from vacancies.main.models import RecommendedVacancy, Vacancy


def get_next_vacancy(customer_cv):
    recommended_vacancy_ids = RecommendedVacancy.objects.filter(
        customer=customer_cv.customer,
    ).values_list('vacancy_id', flat=True)

    vacancy = Vacancy.objects.exclude(id__in=recommended_vacancy_ids).filter(
        job_title=customer_cv.job_title,
        min_salary_rub__gt=customer_cv.min_salary_rub,
    ).first()

    RecommendedVacancy.objects.create(
        customer=customer_cv.customer,
        vacancy=vacancy,
    )

    return vacancy