<?php

namespace App\Livewire\Ui\System;

use Livewire\Component;

class BackupStatusCard extends Component
{
    public ?string $lastAt = null;
    public ?string $lastSize = null;
    public ?string $lastDuration = null;
    public ?bool $ok = null;

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

    public function runNow(): void
    {
        @shell_exec('nohup /usr/local/sbin/mailwolt-backup >/dev/null 2>&1 &');
        $this->dispatch('toast', type:'info', title:'Backup gestartet');
    }

    protected function load(bool $force=false): void
    {
        // Example: parse a tiny status file your backup script writes.
        $f = '/var/lib/mailwolt/backup.status';
        if (is_file($f)) {
            $lines = @file($f, FILE_IGNORE_NEW_LINES) ?: [];
            foreach ($lines as $ln) {
                if (str_starts_with($ln,'time=')) $this->lastAt = substr($ln,5);
                if (str_starts_with($ln,'size=')) $this->lastSize = substr($ln,5);
                if (str_starts_with($ln,'dur='))  $this->lastDuration = substr($ln,4);
                if (str_starts_with($ln,'ok='))   $this->ok = (substr($ln,3) === '1');
            }
        }
    }
}