public function MultigraphForm::removeSensorSubmit in Monitoring 8

Removes sensor from entity when 'Remove' button is pressed for sensor.

Parameters

array $form: The form structure array

\Drupal\Core\Form\FormStateInterface $form_state: The form state structure.

File

modules/multigraph/src/Form/MultigraphForm.php, line 232

Contains \Drupal\monitoring_multigraph\Form\MultigraphForm.

Class

MultigraphForm

Multigraph settings form controller.

Namespace

Drupal\monitoring_multigraph\Form

Code

public function removeSensorSubmit(array $form, FormStateInterface $form_state) {
  $form_state
    ->setRebuild();

  /** @var \Drupal\monitoring_multigraph\MultigraphInterface $multigraph */
  $multigraph = $this->entity;

  // Remove sensor as indicated by triggering_element.
  $button_name = $form_state
    ->getTriggeringElement()['#name'];
  $sensor_name = substr($button_name, strlen('remove_'));
  $sensor_label = $this->entityTypeManager
    ->getStorage('monitoring_sensor_config')
    ->load($sensor_name)
    ->getLabel();
  $multigraph
    ->removeSensor($sensor_name);
  $this
    ->messenger()
    ->addWarning($this
    ->t('Sensor "@sensor_label" removed.  You have unsaved changes.', array(
    '@sensor_label' => $sensor_label,
  )));
}