/**
* {@inheritdoc}
*/
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state)
{
$element = parent::formElement($items, $delta, $element, $form, $form_state);
$date_order = $this->getSetting('date_order');
$time_type = $this->getSetting('time_type');
$increment = $this->getSetting('increment');
// Set up the date part order array.
switch ($date_order) {
case 'YMD':
$date_part_order = array('year', 'month', 'day');
break;
case 'MDY':
$date_part_order = array('month', 'day', 'year');
break;
case 'DMY':
$date_part_order = array('day', 'month', 'year');
break;
}
switch ($time_type) {
case '24':
$date_part_order = array_merge($date_part_order, array('hour', 'minute'));
break;
case '12':
$date_part_order = array_merge($date_part_order, array('hour', 'minute', 'ampm'));
break;
case 'none':
break;
}
$element['value'] = array('#type' => 'datelist', '#date_increment' => $increment, '#date_part_order' => $date_part_order) + $element['value'];
return $element;
}
/**
* {@inheritdoc}
*/
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state)
{
$element = parent::formElement($items, $delta, $element, $form, $form_state);
$element['#element_validate'][] = [$this, 'validateStartEnd'];
$element['value']['#title'] = $this->t('Start');
$element['end_value'] = ['#title' => $this->t('End')] + $element['value'];
if ($items[$delta]->start_date) {
/** @var \Drupal\Core\Datetime\DrupalDateTime $start_date */
$start_date = $items[$delta]->start_date;
$element['value']['#default_value'] = $this->createDefaultValue($start_date, $element['value']['#date_timezone']);
}
if ($items[$delta]->end_date) {
/** @var \Drupal\Core\Datetime\DrupalDateTime $end_date */
$end_date = $items[$delta]->end_date;
$element['end_value']['#default_value'] = $this->createDefaultValue($end_date, $element['end_value']['#date_timezone']);
}
return $element;
}
/**
* {@inheritdoc}
*/
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state)
{
$element = parent::formElement($items, $delta, $element, $form, $form_state);
// Identify the type of date and time elements to use.
switch ($this->getFieldSetting('datetime_type')) {
case DateTimeItem::DATETIME_TYPE_DATE:
$date_type = 'date';
$time_type = 'none';
$date_format = $this->dateStorage->load('html_date')->getPattern();
$time_format = '';
break;
default:
$date_type = 'date';
$time_type = 'time';
$date_format = $this->dateStorage->load('html_date')->getPattern();
$time_format = $this->dateStorage->load('html_time')->getPattern();
break;
}
$element['value'] += array('#date_date_format' => $date_format, '#date_date_element' => $date_type, '#date_date_callbacks' => array(), '#date_time_format' => $time_format, '#date_time_element' => $time_type, '#date_time_callbacks' => array());
return $element;
}
