maestro-3.0.1-rc2/src/Plugin/views/field/MaestroEngineActiveAssignments.php

<?php

namespace Drupal\maestro\Plugin\views\field;

use Drupal\Core\Form\FormStateInterface;
use Drupal\views\Plugin\views\field\FieldPluginBase;
use Drupal\views\ResultRow;
use Drupal\maestro\Engine\MaestroEngine;

/**
 * Field handler to generate a list of assigned users/roles etc.
 *
 * @ingroup views_field_handlers
 *
 * @ViewsField("maestro_active_assignments")
 */
class MaestroEngineActiveAssignments extends FieldPluginBase {

  /**
   * {@inheritdoc}
   */
  public function query() {
    // No Query to be done.
  }

  /**
   * Define the available options.
   *
   * @return array
   *   Returns a set of options in an array.
   */
  protected function defineOptions() {
    $options = parent::defineOptions();

    $options['show_how_assigned'] = ['default' => '0'];
    $options['separator_text'] = ['default' => ','];
    return $options;
  }

  /**
   * Provide the options form.
   */
  public function buildOptionsForm(&$form, FormStateInterface $form_state) {
    $form['show_how_assigned'] = [
      '#title' => $this->t('When checked, this will add a suffix of :Fixed or :Variable to the assigned entity name.'),
      '#type' => 'checkbox',
      '#default_value' => isset($this->options['show_how_assigned']) ? $this->options['show_how_assigned'] : 0,
    ];

    $form['separator_text'] = [
      '#title' => $this->t('Text used for separating multiple values. HTML allowed.'),
      '#type' => 'textfield',
      '#default_value' => isset($this->options['separator_text']) ? $this->options['separator_text'] : ',',
    ];

    parent::buildOptionsForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function render(ResultRow $values) {
    $item = $values->_entity;
    $output = '';
    // Lets get the assignments based on this queue ID.
    $assignees = MaestroEngine::getAssignedNamesOfQueueItem($item->id->getString(), TRUE);
    if (count($assignees) == 0) {
      return $this->t('No assignees');
    }
    else {
      foreach ($assignees as $arr) {
        if ($output != '') {
          $output .= $this->options['separator_text'];
        }
        $output .= $arr['assign_id'];
        if ($this->options['show_how_assigned']) {
          $output .= $arr['by_variable'];
        }
      }
      return [
        '#markup' => $output,
      ];
    }

  }

}