class UserListBuilder

class UserListBuilder extends EntityListBuilder {
    
    /**
     * The date formatter service.
     *
     * @var \Drupal\Core\Datetime\DateFormatterInterface
     */
    protected $dateFormatter;
    
    /**
     * The redirect destination service.
     *
     * @var \Drupal\Core\Routing\RedirectDestinationInterface
     */
    protected $redirectDestination;
    
    /**
     * Constructs a new UserListBuilder 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.
     * @param \Drupal\Core\Routing\RedirectDestinationInterface $redirect_destination
     *   The redirect destination service.
     */
    public function __construct(EntityTypeInterface $entity_type, EntityStorageInterface $storage, DateFormatterInterface $date_formatter, RedirectDestinationInterface $redirect_destination) {
        parent::__construct($entity_type, $storage);
        $this->dateFormatter = $date_formatter;
        $this->redirectDestination = $redirect_destination;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
        return new static($entity_type, $container->get('entity_type.manager')
            ->getStorage($entity_type->id()), $container->get('date.formatter'), $container->get('redirect.destination'));
    }
    
    /**
     * {@inheritdoc}
     */
    public function load() {
        $entity_query = $this->storage
            ->getQuery();
        $entity_query->accessCheck(TRUE);
        $entity_query->condition('uid', 0, '<>');
        $entity_query->pager(50);
        $header = $this->buildHeader();
        $entity_query->tableSort($header);
        $uids = $entity_query->execute();
        return $this->storage
            ->loadMultiple($uids);
    }
    
    /**
     * {@inheritdoc}
     */
    public function buildHeader() {
        $header = [
            'username' => [
                'data' => $this->t('Username'),
                'field' => 'name',
                'specifier' => 'name',
            ],
            'status' => [
                'data' => $this->t('Status'),
                'field' => 'status',
                'specifier' => 'status',
                'class' => [
                    RESPONSIVE_PRIORITY_LOW,
                ],
            ],
            'roles' => [
                'data' => $this->t('Roles'),
                'class' => [
                    RESPONSIVE_PRIORITY_LOW,
                ],
            ],
            'member_for' => [
                'data' => $this->t('Member for'),
                'field' => 'created',
                'specifier' => 'created',
                'sort' => 'desc',
                'class' => [
                    RESPONSIVE_PRIORITY_LOW,
                ],
            ],
            'access' => [
                'data' => $this->t('Last access'),
                'field' => 'access',
                'specifier' => 'access',
                'class' => [
                    RESPONSIVE_PRIORITY_LOW,
                ],
            ],
        ];
        return $header + parent::buildHeader();
    }
    
    /**
     * {@inheritdoc}
     */
    public function buildRow(EntityInterface $entity) {
        $row['username']['data'] = [
            '#theme' => 'username',
            '#account' => $entity,
        ];
        $row['status'] = $entity->isActive() ? $this->t('active') : $this->t('blocked');
        $roles = user_role_names(TRUE);
        unset($roles[RoleInterface::AUTHENTICATED_ID]);
        $users_roles = [];
        foreach ($entity->getRoles() as $role) {
            if (isset($roles[$role])) {
                $users_roles[] = $roles[$role];
            }
        }
        asort($users_roles);
        $row['roles']['data'] = [
            '#theme' => 'item_list',
            '#items' => $users_roles,
        ];
        $options = [
            'return_as_object' => TRUE,
        ];
        $row['member_for']['data'] = $this->dateFormatter
            ->formatTimeDiffSince($entity->getCreatedTime(), $options)
            ->toRenderable();
        $last_access = $this->dateFormatter
            ->formatTimeDiffSince($entity->getLastAccessedTime(), $options);
        if ($entity->getLastAccessedTime()) {
            $row['access']['data']['#markup'] = $last_access->getString();
            CacheableMetadata::createFromObject($last_access)->applyTo($row['access']['data']);
        }
        else {
            $row['access']['data']['#markup'] = t('never');
        }
        return $row + parent::buildRow($entity);
    }
    
    /**
     * {@inheritdoc}
     */
    public function getOperations(EntityInterface $entity) {
        $operations = parent::getOperations($entity);
        if (isset($operations['edit'])) {
            $destination = $this->redirectDestination
                ->getAsArray();
            $operations['edit']['query'] = $destination;
        }
        return $operations;
    }
    
    /**
     * {@inheritdoc}
     */
    public function render() {
        $build = parent::render();
        $build['table']['#empty'] = $this->t('No people available.');
        return $build;
    }

}