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1<?php
2
3declare(strict_types=1);
4
5namespace Drupal\name\Hook;
6
7use Drupal\Core\Config\ConfigFactoryInterface;
8use Drupal\Core\Hook\Attribute\Hook;
9use Drupal\field\FieldConfigInterface;
10
11/**
12 * Hook implementations that track the preferred user name field in config.
13 *
14 * @internal
15 */
16final class FieldConfigHooks {
17
18  public function __construct(
19    private readonly ConfigFactoryInterface $configFactory,
20  ) {}
21
22  /**
23   * Implements hook_ENTITY_TYPE_create() for field_config entities.
24   */
25  // phpcs:ignore Drupal.Commenting.PostStatementComment.Found -- #[Hook] is a PHP attribute, not a trailing comment.
26  #[Hook('field_config_create')] // @phpstan-ignore attribute.notFound
27  public function fieldConfigCreate(FieldConfigInterface $entity): void {
28    $should_skip = (
29      $entity->isSyncing()
30      || $entity->getTargetEntityTypeId() !== 'user'
31      || $entity->getTargetBundle() !== 'user'
32      || $entity->getType() !== 'name'
33    );
34    if ($should_skip) {
35      return;
36    }
37    if ($this->configFactory->get('name.settings')->get('user_preferred') !== '') {
38      return;
39    }
40    $this->configFactory
41      ->getEditable('name.settings')
42      ->set('user_preferred', $entity->getName())
43      ->save();
44  }
45
46  /**
47   * Implements hook_ENTITY_TYPE_delete() for field_config entities.
48   */
49  // phpcs:ignore Drupal.Commenting.PostStatementComment.Found -- #[Hook] is a PHP attribute, not a trailing comment.
50  #[Hook('field_config_delete')] // @phpstan-ignore attribute.notFound
51  public function fieldConfigDelete(FieldConfigInterface $entity): void {
52    $should_skip = (
53      $entity->isSyncing()
54      || $entity->getTargetEntityTypeId() !== 'user'
55      || $entity->getTargetBundle() !== 'user'
56    );
57    if ($should_skip) {
58      return;
59    }
60    if ($this->configFactory->get('name.settings')->get('user_preferred') !== $entity->getName()) {
61      return;
62    }
63    $this->configFactory
64      ->getEditable('name.settings')
65      ->set('user_preferred', '')
66      ->save();
67  }
68
69}