/**
* Check if reverse relation can be created
*
* @param ConfigProvider $extendProvider
* @param array $relation
* @param string $relationKey
*
* @return bool
*
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
*/
protected function isAvailableRelation(ConfigProvider $extendProvider, array $relation, $relationKey)
{
/** @var FieldConfigId|false $fieldId */
$fieldId = $relation['field_id'];
/** @var FieldConfigId $targetFieldId */
$targetFieldId = $relation['target_field_id'];
if (!$relation['assign'] || !$targetFieldId) {
if (!$targetFieldId) {
return false;
}
// additional check for revers relation of manyToOne field type
$targetEntityConfig = $extendProvider->getConfig($targetFieldId->getClassName());
if (false === (!$relation['assign'] && !$fieldId && $targetFieldId && $targetFieldId->getFieldType() == RelationTypeBase::MANY_TO_ONE && $targetEntityConfig->get('relation') && $targetEntityConfig->get('relation')[$relationKey]['assign'])) {
return false;
}
}
if ($fieldId && $extendProvider->hasConfigById($fieldId) && $extendProvider->getConfigById($fieldId)->is('state', ExtendScope::STATE_DELETE)) {
return false;
}
if ($targetFieldId && !$extendProvider->hasConfig($targetFieldId->getClassName(), $targetFieldId->getFieldName())) {
return false;
}
return true;
}
