arch-8.x-1.x-dev/modules/product/src/Plugin/Field/FieldFormatter/ProductAvailabilityFormatter.php

<?php

namespace Drupal\arch_product\Plugin\Field\FieldFormatter;

use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Field\FieldDefinitionInterface;
use Drupal\Core\Field\FieldItemInterface;
use Drupal\Core\Field\Plugin\Field\FieldFormatter\StringFormatter;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Language\LanguageManagerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Plugin implementation of the 'language' formatter.
 *
 * @FieldFormatter(
 *   id = "product_availability",
 *   label = @Translation("Product availability", context = "arch_product"),
 *   field_types = {
 *     "product_availability"
 *   }
 * )
 */
class ProductAvailabilityFormatter extends StringFormatter {

  /**
   * The language manager.
   *
   * @var \Drupal\Core\Language\LanguageManagerInterface
   */
  protected $languageManager;

  /**
   * Constructs a LanguageFormatter instance.
   *
   * @param string $plugin_id
   *   The plugin_id for the formatter.
   * @param mixed $plugin_definition
   *   The plugin implementation definition.
   * @param \Drupal\Core\Field\FieldDefinitionInterface $field_definition
   *   The definition of the field to which the formatter is associated.
   * @param array $settings
   *   The formatter settings.
   * @param string $label
   *   The formatter label display setting.
   * @param string $view_mode
   *   The view mode.
   * @param array $third_party_settings
   *   Any third party settings settings.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
   *   The language manager.
   */
  public function __construct(
    $plugin_id,
    $plugin_definition,
    FieldDefinitionInterface $field_definition,
    array $settings,
    $label,
    $view_mode,
    array $third_party_settings,
    EntityTypeManagerInterface $entity_type_manager,
    LanguageManagerInterface $language_manager,
  ) {
    parent::__construct(
      $plugin_id,
      $plugin_definition,
      $field_definition,
      $settings,
      $label,
      $view_mode,
      $third_party_settings,
      $entity_type_manager
    );

    $this->languageManager = $language_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(
    ContainerInterface $container,
    array $configuration,
    $plugin_id,
    $plugin_definition,
  ) {
    return new static(
      $plugin_id,
      $plugin_definition,
      $configuration['field_definition'],
      $configuration['settings'],
      $configuration['label'],
      $configuration['view_mode'],
      $configuration['third_party_settings'],
      $container->get('entity_type.manager'),
      $container->get('language_manager')
    );
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $form = parent::settingsForm($form, $form_state);

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();

    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  protected function viewValue(FieldItemInterface $item) {
    /** @var \Drupal\arch_product\Plugin\Field\FieldType\ProductAvailabilityItem $item */
    /** @var \Drupal\arch_product\Plugin\DataType\ProductAvailabilityReference $value */
    $value = $item->get('product_availability');
    /** @var \Drupal\arch_product\Plugin\DataType\ProductAvailability $availability */
    $availability = $value->getTarget();
    return [
      '#plain_text' => $availability->getString(),
    ];
  }

}