/**
* ES field used in attribute autocomplete.
*
* @param \Magento\Catalog\Model\ResourceModel\Product\Attribute $attribute Attribute.
*
* @return string
*/
public function getAttributeAutocompleteField(\Magento\Catalog\Api\Data\ProductAttributeInterface $attribute)
{
$fieldName = $attribute->getAttributeCode();
if ($attribute->usesSource()) {
$fieldName = $this->mappingHelper->getOptionTextFieldName($fieldName);
}
return $fieldName;
}
/**
* Retrieve attribute collection prefiltered with only attribute usable in rules.
*
* @return \Magento\Catalog\Model\ResourceModel\Product\Attribute\Collection
*/
public function getAttributeCollection()
{
if ($this->attributeCollection === null) {
$this->attributeCollection = $this->attributeCollectionFactory->create();
$mapping = $this->getMapping();
$attributeNameMapping = array_flip($this->fieldNameMapping);
$arrayNameCb = function (FieldInterface $field) use($attributeNameMapping) {
$attributeName = $field->getName();
if (isset($attributeNameMapping[$attributeName])) {
$attributeName = $attributeNameMapping[$attributeName];
}
return $attributeName;
};
$attributeFilterCb = function (FieldInterface $field) use($mapping) {
try {
$fieldName = $field->getName();
$optionTextFieldName = $this->mappingHelper->getOptionTextFieldName($fieldName);
$field = $mapping->getField($optionTextFieldName);
} catch (\Exception $e) {
}
return $field->isFilterable() || $field->isSearchable();
};
$fieldNames = array_map($arrayNameCb, array_filter($this->getMapping()->getFields(), $attributeFilterCb));
$this->attributeCollection->addFieldToFilter('attribute_code', $fieldNames)->addFieldToFilter('backend_type', ['neq' => 'datetime']);
}
return $this->attributeCollection;
}
/**
* @param Context $context Helper context.
* @param ObjectManagerInterface $objectManager The object manager
* @param AttributeFactory $attributeFactory Factory used to create attributes.
* @param string $collectionFactory Factory class name to use for create attribute collections.
*/
public function __construct(Context $context, ObjectManagerInterface $objectManager, AttributeFactory $attributeFactory, $collectionFactory)
{
parent::__construct($context);
$this->attributeFactory = $attributeFactory;
$this->objectManager = $objectManager;
$this->attributeCollectionFactory = $this->objectManager->get($collectionFactory);
}
/**
* Retrieve ES filter field.
*
* @return string
*/
protected function getFilterField()
{
$field = $this->getAttributeModel()->getAttributeCode();
if ($this->getAttributeModel()->usesSource()) {
$field = $this->mappingHelper->getOptionTextFieldName($field);
}
return $field;
}
