invoiceninja/app/Mail/DownloadBackup.php

<?php

namespace App\Mail;

use App\Models\Company;
use Illuminate\Bus\Queueable;
use Illuminate\Mail\Mailable;
use Illuminate\Queue\SerializesModels;

class DownloadBackup extends Mailable
{
    // use Queueable, SerializesModels;

    public $file_path;

    public $company;

    public function __construct($file_path, Company $company)
    {
        $this->file_path = $file_path;

        $this->company = $company;
    }

    /**
     * Build the message.
     */
    public function build()
    {
        $company = Company::where('company_key', $this->company->company_key)->first();

        return $this->from(config('mail.from.address'), config('mail.from.name'))
                    ->subject(ctrans('texts.download_backup_subject', ['company' => $company->present()->name()]))
                    ->markdown(
                        'email.admin.download_files',
                        [
                            'url' => $this->file_path,
                            'logo' => $company->present()->logo,
                            'whitelabel' => $company->account->isPaid() ? true : false,
                            'settings' => $company->settings,
                            'greeting' => $company->present()->name(),
                        ]
                    );
    }
}