public function OfficeHoursFormatterDefault::viewElements in Office Hours 8

Builds a renderable array for a field value.

Parameters

\Drupal\Core\Field\FieldItemListInterface $items: The field values to be rendered.

string $langcode: The language that should be used to render the field.

Return value

array A renderable array for $items, as an array of child elements keyed by consecutive numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

src/Plugin/Field/FieldFormatter/OfficeHoursFormatterDefault.php, line 32

Class

OfficeHoursFormatterDefault

Plugin implementation of the formatter.

Namespace

Drupal\office_hours\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];

  // If no data is filled for this entity, do not show the formatter.
  // N.B. 'Show current day' may return nothing in getRows(), while other days are filled.

  /** @var \Drupal\office_hours\Plugin\Field\FieldType\OfficeHoursItemListInterface $items */
  if (!$items
    ->getValue()) {
    return $elements;
  }
  $settings = $this
    ->getSettings();
  $office_hours = $this
    ->getRows($items
    ->getValue(), $this
    ->getSettings(), $this
    ->getFieldSettings());
  if ($office_hours) {
    $elements[] = [
      '#theme' => 'office_hours',
      '#office_hours' => $office_hours,
      '#item_separator' => $settings['separator']['days'],
      '#slot_separator' => $settings['separator']['more_hours'],
      '#attributes' => [
        'class' => [
          'office-hours',
        ],
      ],
      // '#empty' => $this->t('This location has no opening hours.'),
      '#attached' => [
        'library' => [
          'office_hours/office_hours_formatter',
        ],
      ],
      '#cache' => [
        'max-age' => $this
          ->getStatusTimeLeft($items, $langcode),
        'tags' => [
          'office_hours:field.default',
        ],
      ],
    ];
  }
  $elements = $this
    ->addStatusFormatter($items, $langcode, $elements);
  return $elements;
}