function NestedEntityTestForm::buildForm

Overrides FormInterface::buildForm

File

core/modules/field/tests/modules/field_test/src/Form/NestedEntityTestForm.php, line 28

Class

NestedEntityTestForm

Provides a form for field_test routes.

Namespace

Code

public function buildForm(array $form, FormStateInterface $form_state, ?EntityInterface $entity_1 = NULL, ?EntityInterface $entity_2 = NULL) {
    // First entity.
    $form_state->set('entity_1', $entity_1);
    $form_display_1 = EntityFormDisplay::collectRenderDisplay($entity_1, 'default');
    $form_state->set('form_display_1', $form_display_1);
    $form_display_1->buildForm($entity_1, $form, $form_state);
    // Second entity.
    $form_state->set('entity_2', $entity_2);
    $form_display_2 = EntityFormDisplay::collectRenderDisplay($entity_2, 'default');
    $form_state->set('form_display_2', $form_display_2);
    $form['entity_2'] = [
        '#type' => 'details',
        '#title' => t('Second entity'),
        '#tree' => TRUE,
        '#parents' => [
            'entity_2',
        ],
        '#weight' => 50,
        '#attributes' => [
            'class' => [
                'entity-2',
            ],
        ],
    ];
    $form_display_2->buildForm($entity_2, $form['entity_2'], $form_state);
    if ($entity_2 instanceof EntityChangedInterface) {
        // Changed must be sent to the client, for later overwrite error checking.
        // @see \Drupal\Tests\field\Functional\NestedFormTest::testNestedEntityFormEntityLevelValidation()
        $form['entity_2']['changed'] = [
            '#type' => 'hidden',
            '#default_value' => $entity_1->getChangedTime(),
        ];
    }
    $form['save'] = [
        '#type' => 'submit',
        '#value' => t('Save'),
        '#weight' => 100,
    ];
    return $form;
}