<?php
/**
 * For the full copyright and license information, please view the
 * docs/licenses/LICENSE.txt file that was distributed with this source code.
 */

declare(strict_types=1);

namespace PrestaShop\PrestaShop\Adapter\PDF;

use Context;
use Hook;
use OrderInvoice;
use PDF;
use PrestaShop\PrestaShop\Core\Exception\CoreException;
use PrestaShop\PrestaShop\Core\PDF\GeneratedPdf;
use PrestaShop\PrestaShop\Core\PDF\PDFGeneratorInterface;
use RuntimeException;
use Validate;

/**
 * Generates invoice by invoice ID.
 */
final class InvoicePdfGenerator implements PDFGeneratorInterface
{
    /**
     * {@inheritdoc}
     */
    public function generatePDF(array $invoiceId): void
    {
        $this->createPdf($invoiceId)->render();
    }

    public function generatePDFForResponse(array $invoiceId): GeneratedPdf
    {
        $pdf = $this->createPdf($invoiceId);

        return new GeneratedPdf(
            $pdf->render(false),
            $pdf->getFilename()
        );
    }

    private function createPdf(array $invoiceId): PDF
    {
        if (count($invoiceId) !== 1) {
            throw new CoreException(sprintf('"%s" supports generating PDF for single invoice only.', self::class));
        }

        $invoiceId = reset($invoiceId);
        $orderInvoice = new OrderInvoice((int) $invoiceId);
        if (!Validate::isLoadedObject($orderInvoice)) {
            throw new RuntimeException('The invoice cannot be found within your database.');
        }

        Hook::exec('actionPDFInvoiceRender', ['order_invoice_list' => [$orderInvoice]]);

        return new PDF($orderInvoice, PDF::TEMPLATE_INVOICE, Context::getContext()->smarty);
    }
}