<?php

namespace App\Controller\Teamer\Questionnaire;

use App\Config\QuestionnaireCatalog;
use App\Entity\Disposition;
use App\Entity\QuestionnaireResponse;
use App\Form\QuestionnaireType;
use App\Repository\QuestionnaireResponseRepository;
use App\Service\Questionnaire\DispositionContext;
use Doctrine\ORM\EntityManagerInterface;
use Psr\Log\LoggerInterface;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Attribute\Route;
use Symfony\Component\Security\Http\Attribute\IsGranted;

/**
 * The teamer's questionnaire after a bus escort, saved as a draft until it is submitted. A
 * submitted one is final and only shown read-only (DetailController).
 */
class EditController extends AbstractController
{
    public function __construct(
        private readonly QuestionnaireCatalog $catalog,
        private readonly QuestionnaireResponseRepository $responseRepository,
        private readonly EntityManagerInterface $entityManager,
        private readonly LoggerInterface $logger,
    ) {
    }

    #[Route('/teamer/questionnaire/{uuid}', name: 'app_teamer_questionnaire_edit')]
    #[IsGranted('ROLE_TEAMER')]
    #[IsGranted('QUESTIONNAIRE', subject: 'disposition')]
    public function index(Disposition $disposition, Request $request): Response
    {
        $response = $this->responseRepository->findOneByDisposition(QuestionnaireCatalog::TEAMER_ESCORT, $disposition);

        if (true === $response?->isSubmitted()) {
            return $this->redirectToRoute('app_teamer_questionnaire_detail', ['uuid' => $disposition->getUuid()]);
        }

        $definition = $this->catalog->get(QuestionnaireCatalog::TEAMER_ESCORT);

        $form = $this->createForm(QuestionnaireType::class, $response?->getAnswers() ?? [], [
            'definition' => $definition,
        ]);
        $form->handleRequest($request);

        if ($form->isSubmitted() && $form->isValid()) {
            if (null === $response) {
                $response = QuestionnaireResponse::forDisposition($definition, $disposition);
                $this->entityManager->persist($response);
            }

            $context = DispositionContext::build($disposition);
            $final = QuestionnaireType::isFinal($form);

            if (true === $final) {
                $response->submit($definition, $form->getData(), $context, new \DateTimeImmutable());
            } else {
                $response->saveDraft($form->getData(), $context);
            }

            $this->entityManager->flush();

            $this->logger->info($final ? 'Submit questionnaire' : 'Save questionnaire draft', [
                'questionnaire' => $response->getQuestionnaire(),
                'questionnaire_response_id' => $response->getId(),
                'disposition_id' => $disposition->getId(),
                'teamer_id' => $disposition->getTeamer()->getId(),
            ]);

            if (true === $final) {
                $this->addFlash('success', 'Danke! Dein Fragebogen wurde abgeschickt.');

                return $this->redirectToRoute('app_teamer_questionnaire_detail', ['uuid' => $disposition->getUuid()]);
            }

            $this->addFlash('success', 'Dein Entwurf wurde gespeichert.');

            return $this->redirectToRoute('app_teamer_questionnaire_edit', ['uuid' => $disposition->getUuid()]);
        }

        return $this->render('teamer/questionnaire/edit.html.twig', [
            'disposition' => $disposition,
            'definition' => $definition,
            'response' => $response,
            'form' => $form,
        ]);
    }
}