HeartbeatFeedForm.php in Heartbeat 8

Namespace

Drupal\heartbeat\Form

File

src/Form/HeartbeatFeedForm.php

<?php

namespace Drupal\heartbeat\Form;

use Drupal\Core\Form\FormAjaxException;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Render\Element\Ajax;
use Drupal\heartbeat\Ajax\SelectFeedCommand;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\heartbeat\HeartbeatService;
use Drupal\heartbeat\HeartbeatTypeService;
use Drupal\heartbeat\HeartbeatStreamServices;
use Drupal\Core\Ajax\AjaxResponse;

/**
 * Class HeartbeatFeedForm.
 *
 * @package Drupal\heartbeat\Form
 */
class HeartbeatFeedForm extends FormBase {

  /**
   * Drupal\heartbeat\HeartbeatService definition.
   *
   * @var \Drupal\heartbeat\HeartbeatService
   */
  protected $heartbeatService;

  /**
   * Drupal\heartbeat\HeartbeatTypeService definition.
   *
   * @var \Drupal\heartbeat\HeartbeatTypeService
   */
  protected $typeService;

  /**
   * Drupal\heartbeat\HeartbeatStreamServices definition.
   *
   * @var \Drupal\heartbeat\HeartbeatStreamServices
   */
  protected $streamService;

  /**
   * The currently selected stream
   * @var
   */
  private $stream;
  private $streams;
  public function __construct(HeartbeatService $heartbeat, HeartbeatTypeService $heartbeat_heartbeattype, HeartbeatStreamServices $heartbeatstream) {
    $this->heartbeatService = $heartbeat;
    $this->typeService = $heartbeat_heartbeattype;
    $this->streamService = $heartbeatstream;
  }
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('heartbeat'), $container
      ->get('heartbeat.heartbeattype'), $container
      ->get('heartbeatstream'));
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'heartbeat_feed_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    if ($this->stream === null) {
      $this->stream = $form_state
        ->getValue('feedtabs');
    }
    if ($this->streams === null) {
      foreach ($this->streamService
        ->getAllStreams() as $heartbeatStream) {
        $this->streams[$heartbeatStream
          ->getName()] = t($heartbeatStream
          ->getName());
      }
    }
    $form['feedtabs'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Choose a feed'),
      //      '#description' => $this->t('User selectable feeds'),
      '#options' => $this->streams,
      '#ajax' => [
        'callback' => '::updateFeed',
        //        'event' => 'onclick',
        'progress' => array(
          'type' => 'none',
        ),
        '#default' => $this->streams['Public'],
      ],
    ];

    //    $form['feedsearch'] = [
    //      '#type' => 'search',
    //    ];
    //    $form['submit'] = [
    //        '#type' => 'submit',
    //        '#value' => $this->t('Search'),
    //    ];
    $form['#attached']['library'][] = 'heartbeat/heartbeat';
    return $form;
  }

  /**
   * @param array $form
   * @param FormStateInterface $form_state
   * @return AjaxResponse
   */
  public function updateFeed(array &$form, FormStateInterface $form_state) {
    $response = new AjaxResponse();
    $response
      ->addCommand(new SelectFeedCommand($form_state
      ->getValue('feedtabs')));
    return $response;
  }

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

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

    // Display result.
    $stophere = null;
    $stopthere = null;
    foreach ($form_state
      ->getValues() as $key => $value) {
      drupal_set_message($key . ': ' . $value);
    }
  }

}

Classes

Name	Description
HeartbeatFeedForm	Class HeartbeatFeedForm.