<?php
declare(strict_types=1);

namespace Esun\VatInvoice\Controller\Adminhtml\Invoice;

use Esun\VatInvoice\Model\Pdf\VatInvoice;
use Magento\Backend\App\Action;
use Magento\Framework\App\Response\Http\FileFactory;
use Magento\Framework\Controller\Result\Redirect;
use Magento\Framework\Exception\NoSuchEntityException;
use Magento\Sales\Api\InvoiceRepositoryInterface;

class PrintAction extends Action
{
    public const ADMIN_RESOURCE = 'Magento_Sales::sales_invoice';

    public function __construct(
        Action\Context $context,
        private readonly InvoiceRepositoryInterface $invoiceRepository,
        private readonly VatInvoice $pdf,
        private readonly FileFactory $fileFactory
    ) {
        parent::__construct($context);
    }

    public function execute()
    {
        try {
            $invoice = $this->invoiceRepository->get((int)$this->getRequest()->getParam('invoice_id'));
            $content = $this->pdf->getPdf($invoice)->render();

            return $this->fileFactory->create(
                'vat-invoice-' . $invoice->getIncrementId() . '.pdf',
                $content,
                'var',
                'application/pdf'
            );
        } catch (NoSuchEntityException $exception) {
            $this->messageManager->addErrorMessage(__('The invoice no longer exists.'));
        } catch (\Throwable $exception) {
            $this->messageManager->addErrorMessage(__('The VAT invoice PDF could not be generated.'));
        }

        /** @var Redirect $result */
        $result = $this->resultRedirectFactory->create();
        return $result->setPath('sales/order/index');
    }
}