<?php

namespace App\Jobs;

use App\Models\Domain;
use App\Models\DkimKey;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;

class InstallDkimKey implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    public function __construct(
        public int $domainId,
        public int $dkimKeyId,
        public string $privPath,
        public string $dnsTxtContent,
    ) {}

    public function handle(): void
    {
        $domain = Domain::findOrFail($this->domainId);
        $dk     = DkimKey::findOrFail($this->dkimKeyId);

        $domainName = $domain->domain;       // z.B. example.com
        $selector   = $dk->selector;         // z.B. mwl1

        // TXT temporär für Helper speichern (optional, damit /etc/mailwolt/dns gefüllt wird)
        $tmpTxt = tempnam(sys_get_temp_dir(), 'dkim_txt_');
        file_put_contents($tmpTxt, $this->dnsTxtContent);

        // Root-Helper aufrufen (sudoers hast du im Installer angelegt)
        $cmd = sprintf(
            'sudo /usr/local/sbin/mailwolt-install-dkim %s %s %s %s',
            escapeshellarg($domainName),
            escapeshellarg($selector),
            escapeshellarg($this->privPath),
            escapeshellarg($tmpTxt)
        );

        exec($cmd, $out, $rc);
        @unlink($tmpTxt);

        if ($rc !== 0) {
            throw new \RuntimeException("mailwolt-install-dkim failed (rc={$rc})");
        }
    }
}