<?php

namespace App\Http\Middleware;

use App\Models\Setting;
use Closure;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;

class CheckWebshopOffline
{
    /**
     * Handle an incoming request.
     *
     * @param  Closure(Request): (Response)  $next
     */
    public function handle(Request $request, Closure $next): Response
    {
        // If the webshop is not offline, continue normally
        if (Setting::get('shop_offline', '0') !== '1') {
            return $next($request);
        }

        // If the user is authenticated as an admin, allow full access
        if ($request->user() && $request->user()->isAdmin()) {
            return $next($request);
        }

        // Keep admin, auth, health check and asset routes accessible
        if ($this->isExemptRoute($request)) {
            return $next($request);
        }

        // Otherwise, render the large red offline maintenance screen
        $title = Setting::get('shop_offline_title', 'Aan deze webshop wordt hard gewerkt! 🛠️');
        $message = Setting::get('shop_offline_message', 'Onze 3D printers worden momenteel opnieuw gekalibreerd en we bouwen aan nieuwe toffe prints en functies. We zijn heel snel weer online!');

        return response()->view('errors.offline', [
            'offlineTitle' => $title,
            'offlineMessage' => $message,
        ], 503);
    }

    /**
     * Check if the current route is exempt from offline mode.
     */
    protected function isExemptRoute(Request $request): bool
    {
        $exemptPatterns = [
            'admin',
            'admin/*',
            'inloggen',
            'login',
            'uitloggen',
            'logout',
            'registreren',
            'register',
            'wachtwoord-*',
            'up',
            'health-debug',
            'images/*',
            'storage/*',
            'build/*',
            'favicon.ico',
        ];

        foreach ($exemptPatterns as $pattern) {
            if ($request->is($pattern)) {
                return true;
            }
        }

        return false;
    }
}