<?php

declare(strict_types=1);

namespace External\HannahBundle\Attachment;

use External\HannahBundle\Util\InvoiceUtil;
use KupShop\OrderingBundle\Attachment\BaseAttachment;
use KupShop\OrderingBundle\Exception\InvoiceException;

class SAPInvoicePDFAttachment extends BaseAttachment
{
    protected static $name = 'SAP Faktura';
    protected static $type = 'sap_order_invoice';

    protected $filename = 'Faktura_{KOD}.pdf';

    /** @var InvoiceUtil */
    private $invoiceUtil;

    /** @required */
    public function setInvoiceUtil(InvoiceUtil $invoiceUtil): void
    {
        $this->invoiceUtil = $invoiceUtil;
    }

    public function getFilename(): string
    {
        return $this->order->replacePlaceholders(translate_shop('invoice_filename', 'attachments'));
    }

    public function getContent()
    {
        if ($invoiceNumber = $this->order->getData('sapInvoiceNumber')) {
            return $this->invoiceUtil->getInvoicePDFContent($invoiceNumber, $this->order->getLanguage());
        }

        throw new InvoiceException("Nelze vytisknout SAP fakturu - objednávka (ID {$this->order->id}) ještě nebyla fakturována (chybí idoc).");
    }
}