<?php

declare(strict_types=1);

namespace App\BusProNet\XmlParser;

use App\BusProNet\Model\Insurance;
use Symfony\Component\DomCrawler\Crawler;

/**
 * Parses insurance data from booking XML responses.
 *
 * This parser handles the simplified insurance structure found in booking data,
 * which includes participant mappings and individual pricing.
 */
class BookingInsurancesParser extends AbstractParser
{
    public function parse(Crawler $result): array
    {
        $insurances = [];

        $result->each(function (Crawler $node) use (&$insurances) {
            $insurance = new Insurance();
            $insurance->id = (int) $node->attr('idversicherung');
            $insurance->label = $node->attr('bezeichnung');
            $insurance->price = $this->stringToFloat($node->attr('gesamtpreis'));

            // Parse participant mapping (zuordnung attribute)
            $mapping = $this->stringToArray($node->attr('zuordnung'));
            $insurance->mapping = array_map(function ($index) {
                return (int) $index - 1;
            }, $mapping);

            // Parse individual prices per participant
            $individualPrices = array_map(
                function ($price) {
                    return $this->stringToFloat($price);
                },
                $this->stringToArray($node->attr('einzelpreis', ''), '/')
            );
            $insurance->individualPrice = array_combine($insurance->mapping, $individualPrices);

            $insurances[$insurance->id] = $insurance;
        });

        return $insurances;
    }
}