<?php

namespace App\BusProNet\XmlParser;

use App\BusProNet\Model\BaseData;
use App\BusProNet\Model\MutableData;
use Symfony\Component\DomCrawler\Crawler;

class MutableDataParser extends AbstractParser
{
    public function parse(Crawler $result): BaseData
    {
        $mutableFields = [];

        $result
            ->filterXPath('//änderungen/änderung')
            ->each(function (Crawler $node) use (&$mutableFields) {
                $category = match ($node->attr('art')) {
                    'anzahl_teilnehmer' => MutableData::CATEGORY_PARTICIPANT_COUNT,
                    'beförderung' => MutableData::CATEGORY_TRANSPORTATION,
                    'zustieg' => MutableData::CATEGORY_PICKUP,
                    'unterbringung' => MutableData::CATEGORY_ACCOMMODATION,
                    'zusatzleistung' => MutableData::CATEGORY_ADDITIONAL_SERVICES,
                    'teilnehmerdaten' => MutableData::CATEGORY_PARTICIPANT_DATA,
                    default => null,
                };

                if (null !== $category) {
                    $mutableField = new MutableData($category, $this->stringToBool($node->attr('möglich')));

                    if (null !== $until = $node->attr('möglichbiszum')) {
                        $mutableField->mutableBefore = $this->stringToDate($until);
                    }

                    $mutableFields[$category] = $mutableField;
                }
            })
        ;

        return new BaseData($mutableFields);
    }
}