<?php

namespace App\Http\Controllers;

use App\Domains\Link\Models\Link;
use App\Domains\Link\Services\LinkCacheService;
use Illuminate\Http\Request;
use Illuminate\Http\RedirectResponse;

class RedirectController extends Controller
{
    public function __construct(private LinkCacheService $cache) {}

    public function __invoke(Request $request, string $slug): RedirectResponse
    {
        // 1. Redis-first lookup (domain_id = null for default domain)
        $data = $this->cache->get($slug);

        if ($data === null) {
            // Cache miss — try DB
            $link = Link::where('slug', $slug)
                ->whereNull('domain_id')
                ->first();

            if (! $link) {
                abort(404);
            }

            $this->cache->warmFromLink($link);
            $data = $this->cache->get($slug);
        }

        // 2. Status check
        if (($data['status'] ?? '') !== 'active') {
            abort(410);
        }

        // 3. Expiry check
        $expiresAt = $data['expires_at'] ?? '';
        if ($expiresAt !== '' && (int) $expiresAt < time()) {
            abort(410);
        }

        // 4. RecordClickJob dispatched in Task 7
        \App\Domains\Analytics\Jobs\RecordClickJob::dispatch(
            (int) $data['link_id'],
            $request->ip(),
            $request->userAgent() ?? '',
            $request->headers->all()
        )->onQueue('clicks');

        // 5. 302 redirect
        return redirect($data['target'], 302);
    }
}