CheckoutFlowForm.php in Commerce Core 8.2

Namespace

Drupal\commerce_checkout\Form

File

modules/checkout/src/Form/CheckoutFlowForm.php

<?php

namespace Drupal\commerce_checkout\Form;

use Drupal\commerce_checkout\CheckoutFlowManager;
use Drupal\Core\Entity\EntityForm;
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
class CheckoutFlowForm extends EntityForm {

  /**
   * The checkout flow plugin manager.
   *
   * @var \Drupal\commerce_checkout\CheckoutFlowManager
   */
  protected $pluginManager;

  /**
   * Constructs a new CheckoutFlowForm object.
   *
   * @param \Drupal\commerce_checkout\CheckoutFlowManager $plugin_manager
   *   The checkout flow plugin manager.
   */
  public function __construct(CheckoutFlowManager $plugin_manager) {
    $this->pluginManager = $plugin_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('plugin.manager.commerce_checkout_flow'));
  }

  /**
   * {@inheritdoc}
   */
  public function form(array $form, FormStateInterface $form_state) {
    $form = parent::form($form, $form_state);

    /** @var \Drupal\commerce_checkout\Entity\CheckoutFlowInterface $checkout_flow */
    $checkout_flow = $this->entity;
    $plugins = array_column($this->pluginManager
      ->getDefinitions(), 'label', 'id');
    asort($plugins);

    // Use the first available plugin as the default value.
    if (!$checkout_flow
      ->getPluginId()) {
      $plugin_ids = array_keys($plugins);
      $plugin = reset($plugin_ids);
      $checkout_flow
        ->setPluginId($plugin);
    }
    $form['#tree'] = TRUE;
    $form['#attached']['library'][] = 'commerce_checkout/admin';
    $form['label'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Name'),
      '#maxlength' => 255,
      '#default_value' => $checkout_flow
        ->label(),
      '#required' => TRUE,
    ];
    $form['id'] = [
      '#type' => 'machine_name',
      '#default_value' => $checkout_flow
        ->id(),
      '#machine_name' => [
        'exists' => '\\Drupal\\commerce_checkout\\Entity\\CheckoutFlow::load',
      ],
      '#disabled' => !$checkout_flow
        ->isNew(),
    ];
    $form['plugin'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Plugin'),
      '#options' => $plugins,
      '#default_value' => $checkout_flow
        ->getPluginId(),
      '#required' => TRUE,
      '#disabled' => !$checkout_flow
        ->isNew(),
    ];
    if (!$checkout_flow
      ->isNew()) {
      $form['configuration'] = [
        '#parents' => [
          'configuration',
        ],
      ];
      $form['configuration'] = $checkout_flow
        ->getPlugin()
        ->buildConfigurationForm($form['configuration'], $form_state);
    }
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
    parent::validateForm($form, $form_state);

    /** @var \Drupal\commerce_checkout\Entity\CheckoutFlowInterface $checkout_flow */
    $checkout_flow = $this->entity;
    if (!$checkout_flow
      ->isNew()) {
      $checkout_flow
        ->getPlugin()
        ->validateConfigurationForm($form['configuration'], $form_state);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    parent::submitForm($form, $form_state);

    /** @var \Drupal\commerce_checkout\Entity\CheckoutFlowInterface $checkout_flow */
    $checkout_flow = $this->entity;
    if (!$checkout_flow
      ->isNew()) {
      $checkout_flow
        ->getPlugin()
        ->submitConfigurationForm($form['configuration'], $form_state);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {
    $status = $this->entity
      ->save();
    $this
      ->messenger()
      ->addMessage($this
      ->t('Saved the %label checkout flow.', [
      '%label' => $this->entity
        ->label(),
    ]));
    if ($status == SAVED_UPDATED) {
      $form_state
        ->setRedirect('entity.commerce_checkout_flow.collection');
    }
    elseif ($status == SAVED_NEW) {

      // Send the user to the Edit form to see the plugin configuration form.
      $form_state
        ->setRedirect('entity.commerce_checkout_flow.edit_form', [
        'commerce_checkout_flow' => $this->entity
          ->id(),
      ]);
    }
  }

}

Classes

Name	Description
CheckoutFlowForm