<?php

namespace rednaoeasycalculationforms\core\Managers\HTMLGenerator\HTMLParsers\Core;

use Twig\Markup;

abstract class HTMLParserWithChildren extends HTMLParserBase
{

    /** @var HTMLParserBase[] */
    public $Children = [];

    public function __construct($formBuilder, $parent, $data)
    {
        parent::__construct($formBuilder, $parent, $data);
    }

    public function ParseContent()
    {
        if(!isset($this->Data->content) || !is_array($this->Data->content))
            return $this;

        foreach($this->Data->content as $currentChild)
        {
            $newChild = HTMLParserFactory::GetParser($this->FormBuilder, $this, $currentChild);

            if($newChild == null)
                return $this;

            $newChild = $newChild->ParseContent();

            if($newChild == null)
                continue;
            $this->Children[] = $newChild;
        }

        return $this;
    }

    public function RenderChildren() {
        $renderedChildren = '';
        foreach($this->Children as $currentChild)
            if($currentChild instanceof Markup)
                $renderedChildren .= $currentChild;
            else
                $renderedChildren .= $currentChild->Render();
        return new Markup($renderedChildren, 'UTF-8');
    }

}