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<?php
declare(strict_types=1);
namespace Mautic\FormBundle\Collection;
use Mautic\FormBundle\Crate\FieldCrate;
use Mautic\FormBundle\Exception\FieldNotFoundException;
/**
* @extends \ArrayIterator<int,FieldCrate>
*/
final class FieldCollection extends \ArrayIterator
{
/**
* @return array<string,string>
*/
public function toChoices(): array
{
$choices = [];
/** @var FieldCrate $field */
foreach ($this as $field) {
$choices[$field->getName()] = $field->getKey();
}
return $choices;
}
/**
* @return FieldCrate|null
*/
public function getFieldByKey(string $key, bool $throwExceptionIfNotFound = true)
{
/** @var FieldCrate $field */
foreach ($this as $field) {
if ($key === $field->getKey()) {
return $field;
}
}
if ($throwExceptionIfNotFound) {
throw new FieldNotFoundException("Field with key {$key} was not found.");
}
return null;
}
/**
* @param string[] $keys
*/
public function removeFieldsWithKeys(array $keys, string $keyToKeep = null): FieldCollection
{
return new self(
array_filter(
$this->getArrayCopy(),
fn (FieldCrate $field): bool => ($keyToKeep && $field->getKey() === $keyToKeep) || !in_array($field->getKey(), $keys, true)
)
);
}
}
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