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<?php
declare(strict_types=1);
namespace SlayerBirden\DataFlow\Writer\Dbal\UpdateStrategy;
use SlayerBirden\DataFlow\DataBagInterface;
use SlayerBirden\DataFlow\Writer\Dbal\UpdateStrategyInterface;
class ConfigStrategy implements UpdateStrategyInterface
{
/**
* @var array
*/
private $fields;
public function __construct(array $fields)
$this->fields = $fields;
}
* Use predefined config.
*
* @throws InvalidConfigException
* {@inheritdoc}
public function getRecordIdentifier(DataBagInterface $dataBag): array
$ids = [];
foreach ($this->fields as $key => $value) {
if ($value === null) {
if (!isset($dataBag[$key])) {
throw new InvalidConfigException(
sprintf('Identifier field %s is missing in the bag: %s.', $key, json_encode($dataBag))
);
$ids[$key] = $dataBag[$key];
} else {
$ids[$key] = $value;
return $ids;
SlayerBirden /
dataflow
