/**
* {@inheritdoc}
*/
public function validateConfigurationForm(array $form, FormStateInterface $form_state, FacetInterface $facet)
{
$values = $form_state->getValues();
if (!empty($values['maximum_items']) && !empty($values['minimum_items']) && $values['maximum_items'] <= $values['minimum_items']) {
$form_state->setErrorByName('maximum_items', t('If both minimum and maximum item count are specified, the maximum item count should be higher than the minimum item count.'));
}
return parent::validateConfigurationForm($form, $form_state, $facet);
}
