<?php

namespace App\BusProNet\ApiResponseParser;

use App\BusProNet\Model\BaseData;
use App\BusProNet\Model\MutableField;

class MutableFieldsResponseParser
{
    use ResponseParserTrait;

    public function parse(\SimpleXMLElement $xml): BaseData
    {
        $mutableFields = [];

        foreach ($xml->änderungen->änderung as $item) {
            $attributes = $item->attributes();

            $type = match ((string) $attributes['art']) {
                'anzahl_teilnehmer' => 'participant_count',
                'beförderung' => 'transportation',
                'zustieg' => 'pickup',
                'unterbringung' => 'accommodation',
                'zusatzleistung' => 'services',
                'teilnehmerdaten' => 'participant_data',
                default => false,
            };

            if (false === $type) {
                continue;
            }

            $mutableField = new MutableField($type, $this->stringToBool((string) $attributes['möglich']));

            if ($attributes['möglichbiszum']) {
                $mutableField->mutableBefore = $this->stringToDate((string) $attributes['möglichbiszum']);
            }

            $mutableFields[$type] = $mutableField;
        }

        return new BaseData($mutableFields);
    }
}