public function getRequiredAttributes()
    {
        return [
            $this->attributePrefix.'chunk'         => $this->getType(),
            $this->attributePrefix.'slot-name'     => $this->slotname,
            $this->attributePrefix.'slot-template' => $this->template,
            $this->attributePrefix.'page'          => $this->page->getId(),
            $this->attributePrefix.'chunk-id'      => $this->getId(),
            $this->attributePrefix.'has-content'   => $this->hasContent(),
        ];
    }