ladill-frontdesk/app/Services/Frontdesk/QrCodeService.php

<?php

namespace App\Services\Frontdesk;

use App\Models\Employee;
use App\Models\Visit;
use chillerlan\QRCode\QRCode;
use chillerlan\QRCode\QROptions;

class QrCodeService
{
    public function visitUrl(Visit $visit): string
    {
        $path = config('frontdesk.badge.qr_url_path', '/q');

        return url($path.'/'.$visit->qr_token);
    }

    public function employeeUrl(Employee $employee): string
    {
        $path = config('frontdesk.badge.employee_qr_url_path', '/eq');

        return url($path.'/'.$employee->qr_token);
    }

    public function svg(Visit $visit, int $size = 200): string
    {
        return $this->renderSvg($this->visitUrl($visit), $size);
    }

    public function employeeSvg(Employee $employee, int $size = 200): string
    {
        return $this->renderSvg($this->employeeUrl($employee), $size);
    }

    protected function renderSvg(string $url, int $size = 200): string
    {
        $options = new QROptions([
            'outputType' => QRCode::OUTPUT_MARKUP_SVG,
            'scale' => 5,
            'imageBase64' => false,
        ]);

        return (new QRCode($options))->render($url);
    }
}