<?php

namespace Domain\Normalizer\Decorator;

class PricewatchDecorator extends NormalizerDecorator
{
    public function makePass(array $normalized): array
    {
        $module = $normalized['module'] ?? '-';
        $module = $this->selectSignificantTerms($module);

        $normalized['pricewatch_url'] = sprintf(
            'https://tweakers.net/pricewatch/zoeken/?keyword=%s',
            rawurlencode($module)
        );

        return $normalized;
    }

    protected function getAdditionalHeaders(): array
    {
        return ['pricewatch_url'];
    }

    private function selectSignificantTerms(string $module): string
    {
        $parts = explode(' ', trim($module), 2);
        if ((count($parts) === 2) && stripos($parts[1], 'ver') !== false) {
            return $parts[0];
        }

        return $module;
    }
}