Cake\ElasticSearch\Type::save PHP Method

    public function save(EntityInterface $entity, $options = [])
    {
        $options += ['checkRules' => true];
        $options = new ArrayObject($options);
        $event = $this->dispatchEvent('Model.beforeSave', ['entity' => $entity, 'options' => $options]);
        if ($event->isStopped()) {
            return $event->result;
        }
        if ($entity->errors()) {
            return false;
        }
        $mode = $entity->isNew() ? RulesChecker::CREATE : RulesChecker::UPDATE;
        if ($options['checkRules'] && !$this->checkRules($entity, $mode, $options)) {
            return false;
        }
        $type = $this->connection()->getIndex()->getType($this->name());
        $id = $entity->id ?: null;
        $data = $entity->toArray();
        unset($data['id'], $data['_version']);
        $doc = new ElasticaDocument($id, $data);
        $doc->setAutoPopulate(true);
        $type->addDocument($doc);
        $entity->id = $doc->getId();
        $entity->_version = $doc->getVersion();
        $entity->isNew(false);
        $entity->source($this->name());
        $entity->clean();
        $this->dispatchEvent('Model.afterSave', ['entity' => $entity, 'options' => $options]);
        return $entity;
    }