<?php

namespace App\Livewire\Ui\Security;

use Livewire\Component;
use Illuminate\Support\Facades\Cache;

class RblCard extends Component
{
    public string $ip = '–';
    public int $hits = 0;
    public array $lists = [];

    public function mount(): void { $this->load(); }
    public function render() { return view('livewire.ui.security.rbl-card'); }
    public function refresh(): void { $this->load(true); }

    protected function load(bool $force=false): void
    {
        $data = Cache::remember('dash.rbl', $force ? 1 : 21600, function () {
            $ip = trim(@file_get_contents('/etc/mailwolt/public_ip') ?: '');
            if ($ip === '') $ip = trim(@shell_exec("curl -fsS --max-time 2 ifconfig.me 2>/dev/null") ?? '');
            if (!preg_match('/^\d+\.\d+\.\d+\.\d+$/', $ip)) $ip = '0.0.0.0';

            $rev = implode('.', array_reverse(explode('.', $ip)));
            $sources = [
                'zen.spamhaus.org',
                'bl.spamcop.net',
                'dnsbl.sorbs.net',
                'b.barracudacentral.org',
            ];

            $lists = [];
            foreach ($sources as $s) {
                $q = "$rev.$s";
                $res = trim(@shell_exec("dig +short ".escapeshellarg($q)." A 2>/dev/null") ?? '');
                if ($res !== '') $lists[] = $s;
            }

            return ['ip'=>$ip, 'hits'=>count($lists), 'lists'=>$lists];
        });

        foreach ($data as $k=>$v) $this->$k = $v;
    }
}