<?php

namespace Drupal\search_api_synonym;

use Drupal\Core\Datetime\DateFormatterInterface;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityListBuilder;
use Drupal\Core\Entity\EntityStorageInterface;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Language\LanguageInterface;
use Drupal\Core\Link;
use Drupal\Core\Url;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Defines a class to build a listing of Synonym entities.
 *
 * @ingroup search_api_synonym
 */
class SynonymListBuilder extends EntityListBuilder {

  /**
   * The date formatter service.
   *
   * @var \Drupal\Core\Datetime\DateFormatterInterface
   */
  protected $dateFormatter;

  /**
   * Constructs a new NodeListBuilder object.
   *
   * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
   *   The entity type definition.
   * @param \Drupal\Core\Entity\EntityStorageInterface $storage
   *   The entity storage class.
   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
   *   The date formatter service.
   */
  public function __construct(EntityTypeInterface $entity_type, EntityStorageInterface $storage, DateFormatterInterface $date_formatter) {
    parent::__construct($entity_type, $storage);

    $this->dateFormatter = $date_formatter;
  }

  /**
   * {@inheritdoc}
   */
  public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
    return new static(
      $entity_type,
      $container->get('entity.manager')->getStorage($entity_type->id()),
      $container->get('date.formatter')
    );
  }

  /**
   * {@inheritdoc}
   */
  public function buildHeader() {
    $header = [
      'word' => $this->t('Word'),
      'synonyms' => $this->t('Synonyms'),
      'author' => [
        'data' => $this->t('Author'),
        'class' => [RESPONSIVE_PRIORITY_LOW],
      ],
      'status' => [
        'data' => $this->t('Status'),
        'class' => [RESPONSIVE_PRIORITY_LOW],
      ],
      'changed' => [
        'data' => $this->t('Updated'),
        'class' => [RESPONSIVE_PRIORITY_LOW],
      ],
    ];
    if (\Drupal::languageManager()->isMultilingual()) {
      $header['language_name'] = [
        'data' => $this->t('Language'),
        'class' => [RESPONSIVE_PRIORITY_LOW],
      ];
    }

    return $header + parent::buildHeader();
  }

  /**
   * {@inheritdoc}
   */
  public function buildRow(EntityInterface $entity) {
    $langcode = $entity->language()->getId();

    /* @var $entity \Drupal\search_api_synonym\Entity\Synonym */
    $row['word'] = $this->buildEditLink($entity->label(), $entity);
    $row['synonyms'] = $this->buildEditLink($entity->getSynonyms(), $entity);
    $row['author']['data'] = [
      '#theme' => 'username',
      '#account' => $entity->getOwner(),
    ];
    $row['status'] = $entity->isActive() ? $this->t('active') : $this->t('inactive');
    $row['changed'] = $this->dateFormatter->format($entity->getChangedTime(), 'short');
    $language_manager = \Drupal::languageManager();
    if ($language_manager->isMultilingual()) {
      $row['language_name'] = $language_manager->getLanguageName($langcode);
    }

    return $row + parent::buildRow($entity);
  }

  /**
   * Build the edit link object.
   *
   * @param string $label
   *   The label used in the link
   *
   * @param \Drupal\search_api_synonym\Entity\Synonym $entity
   *   The synonym entity object.
   *
   * @return \Drupal\Core\Link
   *   The build link object.
   */
  private function buildEditLink($label, $entity) {
    return new Link(
      $label,
      new Url(
        'entity.search_api_synonym.edit_form', [
          'search_api_synonym' => $entity->id(),
        ]
      )
    );
  }

}