<?php

declare(strict_types=1);

namespace App\Support\Health\Checks;

use App\Models\Media;
use App\Support\Health\Check;
use App\Support\Health\Finding;

/**
 * Images that have been waiting to be processed for too long.
 *
 * Uploads queue their own work and the scheduler sweeps up every ten minutes,
 * so anything still pending an hour later means neither is running. The site
 * keeps working — images serve without dimensions or `srcset` — which is
 * precisely why nobody would notice.
 */
class StalledMediaQueue implements Check
{
    public function key(): string
    {
        return 'stalled-media';
    }

    public function permission(): ?string
    {
        return null;
    }

    public function run(): Finding
    {
        $stalled = Media::query()
            ->pending()
            ->where('created_at', '<', now()->subHour())
            ->get(['id', 'path']);

        return Finding::problem(
            $this->key(),
            $stalled->count(),
            samples: $stalled->pluck('path')->all(),
        );
    }
}