/**
* {@inheritdoc}
*/
public function getQueryTypesForFacet(FacetInterface $facet)
{
// Get our Facets Field Identifier, which is equal to the Search API Field
// identifier.
$field_id = $facet->getFieldIdentifier();
// Get the Search API Server.
$server = $this->index->getServerInstance();
// Get the Search API Backend.
$backend = $server->getBackend();
$fields = $this->index->getFields();
foreach ($fields as $field) {
if ($field->getFieldIdentifier() == $field_id) {
return $this->getQueryTypesForDataType($backend, $field->getType());
}
}
throw new InvalidQueryTypeException($this->t("No available query types were found for facet @facet", ['@facet' => $facet->getName()]));
}