<?php

use Qs\Form\ResourceInterface;
use Qs\Form\ResourceTrait;

class Qs_Form_Decorator_Phone extends Zend_Form_Decorator_HtmlTag implements ResourceInterface
{
    use ResourceTrait;

    public function __construct($options = null)
    {
        parent::__construct($options);
        $this->addScript('js/lib/form-element-phone.js');
    }

    protected function _addResources()
    {
        /** @var $doc Qs_Doc */
        $doc = Zend_Registry::get('doc');

        $doc->addScripts($this->getScripts());

        /** @var Qs_Form_Element_Phone $element */
        $element = $this->getElement();

        $options = ['format' => $element->getFormat()];
        $doc->addInitFunction('Qs_Form_Element_Phone.init', [$element->getId(), $options]);

        return $this;
    }

    public function render($content)
    {
        $this->_addResources();
        return $content;
    }
}