<?php

namespace App\Action\Pdf;

use App\Action\AbstractCrudAction;
use App\Service\MaintenanceManagerService;
use App\Service\PdfService;
use Interop\Http\ServerMiddleware\DelegateInterface;
use Psr\Http\Message\ServerRequestInterface;
use Zend\Diactoros\Response\EmptyResponse;
use Zend\Diactoros\Response\TextResponse;

class GenerateMaintenanceSheetAction extends AbstractCrudAction
{
    const CORS_ALLOW_METHODS = [
        'GET',
    ];

    /**
     * @var PdfService
     */
    private $pdfService;

    /**
     * @var MaintenanceManagerService
     */
    private $maintenanceManager;

    public function __construct(PdfService $pdfService, MaintenanceManagerService $maintenanceManagerService)
    {
        $this->pdfService = $pdfService;
        $this->maintenanceManager = $maintenanceManagerService;
    }

    /**
     * @param ServerRequestInterface $request
     * @param DelegateInterface $delegate
     * @return \Zend\Diactoros\Response\JsonResponse|TextResponse|static
     * @throws \PHPPdf\Core\PHPPdf\Exception\Exception
     */
    public function get(ServerRequestInterface $request, DelegateInterface $delegate)
    {
        $id = $request->getAttribute('id', false);
        try {
            return (new TextResponse($this->pdfService->getMaintenanceSheet($id)))
                ->withHeader('Content-type', 'application/pdf');
        } catch (\Exception $e) {
            return new TextResponse($e->getMessage(), 500);
        }
    }

    /**
     * Configure CORS preflight
     *
     * @param ServerRequestInterface $request
     * @param DelegateInterface $delegate
     * @return static
     */
    public function options(ServerRequestInterface $request, DelegateInterface $delegate)
    {
        return $this->withCorsHeaders(new EmptyResponse(), self::CORS_ALLOW_METHODS);
    }
}