<?php

namespace MGModule\DNSManager2\mgLibs\custom\helpers;

class SerializeXMLObject
{

    protected static $instace;
    protected $data;

    private function __construct($data = null)
    {
        $this->data = $data;
    }

    private function __clone()
    {
        ;
    }

    public static function getInstance($data = null)
    {

        if (is_null(self::$instace))
        {
            $class         = get_class();
            self::$instace = new $class($data);
        }
        return self::$instace;
    }

    public function refactor()
    {
        foreach ($this->data as $field)
        {
            $function = $this->checkTypeAndGetFunction($field);
            if ($function)
            {
                $this->{$function}($field);
            }
            else
            {
                return $this->data;
            }
        }
        return $this->data;
    }

    private function checkTypeAndGetFunction($data)
    {
        if (is_array($data))
        {
            return 'refactorArray';
        }
        if (is_object($data))
        {
            return 'refactorObject';
        }
    }

    protected function refactorObject(&$data)
    {

        foreach ($data as $fieldName => $fieldValue)
        {
            $function = $this->checkTypeAndGetFunction($fieldValue);
            if ($function)
            {

                if ($fieldValue instanceof \SimpleXMLElement)
                {
                    $data->{$fieldName} = $this->readXML($fieldValue);
                }
                else
                {
                    $this->{$function}($fieldValue);
                }
            }
        }
    }

    protected function refactorArray(&$data)
    {
        foreach ($data as $fieldName => $fieldValue)
        {
            $function = $this->checkTypeAndGetFunction($fieldValue);
            if ($function)
            {
                $this->{$function}($fieldValue);
            }
        }
    }

    private function readXML(\SimpleXMLElement $xml)
    {
        if ($xml->count() > 0)
        {
            return $xml->{$xml->getName()};
        }
        return "";
    }

}