<?php

declare(strict_types=1);

namespace App\Model\ContentFeed;

/**
 * Outcome of fetching one page's contentUrl.
 *
 * A 404 or 5xx is a failure of that page, remembered against its `modified`. A timeout is
 * transient: the page keeps its stored version and is retried next run.
 */
final readonly class PageFetchResult
{
    private function __construct(
        public ?string $html,
        public ?int $failedStatus,
        public bool $transient,
    ) {
    }

    public static function ok(string $html): self
    {
        return new self($html, null, false);
    }

    public static function failed(int $status): self
    {
        return new self(null, $status, false);
    }

    public static function transient(): self
    {
        return new self(null, null, true);
    }

    public function isOk(): bool
    {
        return null !== $this->html;
    }
}