<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;

class HostAccessMiddleware
{
    /**
     * @param  Closure(Request): Response  $next
     */
    public function handle(Request $request, Closure $next): Response
    {
        $host = strtolower(trim($request->getHost(), '[]'));
        $adminHost = strtolower((string) config('toolbox.admin_host', 'toolbox.local'));

        if ($host === $adminHost) {
            return $next($request);
        }

        if (filter_var($host, FILTER_VALIDATE_IP) === false || ! $this->isPublicDiagnosisRequest($request)) {
            abort(404);
        }

        return $next($request);
    }

    private function isPublicDiagnosisRequest(Request $request): bool
    {
        return ($request->isMethod('GET') && $request->is('production-diagnosis'))
            || ($request->isMethod('POST') && $request->is('api/production-diagnosis/diagnose'));
    }
}