from vacancies.main.models import Vacancy


def get_next_vacancy(customer_cv):
    recommended_vacancy_ids = customer_cv.customer.recommended_vacancies.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()
    if vacancy:
        customer_cv.customer.recommended_vacancies.create(vacancy=vacancy)

    return vacancy