<?php

namespace App\Serp\Data;

use InvalidArgumentException;

final readonly class SerpResponse
{
    public array $results;

    public function __construct(public string $providerKey, array $results, public ?string $referenceId = null, int $limit = 100, public string|int|float|null $cost = null, public string $currency = 'USD', public ?int $statusCode = null)
    {
        if (count($results) > $limit) {
            throw new InvalidArgumentException('Sonuç limiti aşıldı.');
        }foreach ($results as $r) {
            if (! $r instanceof SerpResultData) {
                throw new InvalidArgumentException('Geçersiz sonuç verisi.');
            }
        }$positions = array_map(fn ($r) => $r->position, $results);
        if (count($positions) !== count(array_unique($positions))) {
            throw new InvalidArgumentException('Tekrarlanan sonuç pozisyonu.');
        }$this->results = array_values($results);
    }
}