ttv_assistant-1.0.x-dev/ttv_assistant.module

<?php
/**
 * @file
 *   Contains hooks for the ttv_assistant module.
 */
use Drupal\Core\Form\FormStateInterface;
use Drupal\field\Entity\FieldConfig;

/**
 * Implements hook_form_alter().
 *
 * Search from input text fields for avalable tags.
 */
function ttv_assistant_form_alter(&$form, FormStateInterface $form_state, $form_id) {
  if ($form_object = $form_state->getFormObject()) {
    if (method_exists($form_object, 'getEntity')) {
      $entity = $form_object->getEntity();
      $entity_type = $entity->getEntityTypeId();
      if ($entity_type == 'node') {
        // Find taxonomy fields.
        $bundle = $entity->bundle();
        $entity_type = $entity->getEntityTypeId();
        $entityFieldManager = \Drupal::service('entity_field.manager');
        $fields = $entityFieldManager->getFieldDefinitions($entity_type, $bundle);
        $text_fields = [];
        $search_field_types = [
          'text',
          'text_long',
          'text_with_summary',
          'string',
          'string_long',
          'list_string',
        ];
        $trigger_search_field = [];
        $assistantService = \Drupal::service('ttv_assistant.assistant');
        $taxonomy_fields = $assistantService::extractTaxonomyField($entity);
        $search_fields = \Drupal::config('ttv_assistant.settings')->get('fields__' . $bundle);
        if (!is_null($search_fields)) {
          $trigger_search_field = array_filter($search_fields);
        }
        else {
          if ($fields) {
            foreach ($fields as $field_name => $field) {
              // Get trigger fields for ajax call via .js.
              if (in_array($field->getType(), $search_field_types)) {
                $trigger_search_field[] = $field_name;
              }
            }
          }
        }
        $assistant_settings = [
          'bundle' => $bundle,
          'trigger_fields' => $trigger_search_field,
          'taxonomy_fields' => $taxonomy_fields,
          'message' => \Drupal::config('ttv_assistant.settings')->get('found_message') ?? 'New tag found!',
        ];
        $form['#attached']['drupalSettings']['assistant_settings'] = $assistant_settings;
      }
    }
  }
}

/**
 * Implements hook_theme().
 *
 * Twig template for render notification content.
 */
function ttv_assistant_theme($existing, $type, $theme, $path) {
  return [
    'assistant_widget' => [
      'variables' => [
        'uid' => NULL,
        'node' => NULL,
        'assistant_config' => NULL,
      ],
    ],
  ];
}