<?php

namespace App\Controller;

use App\Entity\Grid;
use App\Entity\Region;
use App\Kernel;
use App\Repository\GridRepository;
use App\Repository\MapRepository;
use App\Repository\NodeRepository;
use App\Repository\RegionRepository;
use App\Repository\WorldmarkCategoryRepository;
use App\Repository\WorldmarkRepository;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;

class RegionController extends AbstractController {
    public function __construct(private EntityManagerInterface $_em,
                                private RegionRepository $regionRepository,
                                private GridRepository $gridRepository,
                                private MapRepository $mapRepository,
                                private WorldmarkCategoryRepository $worldmarkCategoryRepository,
                                private WorldmarkRepository $worldmarkRepository,
                                private NodeRepository $nodeRepository) {}

    #[Route('/worldmap', name: 'fo_worldmap_redirect_a', methods: ['GET'])]
    public function redirectA(): RedirectResponse {
        return $this->redirectToRoute('fo_region_show', array('slug'=>'mondstadt'), Response::HTTP_MOVED_PERMANENTLY);
    }

    #[Route('/worldmap/{slug}', name: 'fo_worldmap_redirect_b', methods: ['GET'])]
    public function redirectB(Region $region): RedirectResponse {
        return $this->redirectToRoute('fo_region_show', array('slug'=>$region->getSlug()), Response::HTTP_MOVED_PERMANENTLY);
    }

    #[Route('/{slug}', name: 'fo_region_show', methods: ['GET'])]
    public function show(Request $request, ?Region $region): Response {
        $version = $request->query->get('v');

        if(!$version
            || !in_array(floatval($version), Kernel::SUPPORTED_GAME_VERSION)
            || (floatval($version) < Kernel::GAME_VERSION && !$this->isGranted('ROLE_ADMIN'))
            || (floatval($version) > Kernel::GAME_VERSION && !$this->isGranted('ROLE_CONTRIBUTOR'))) {
            $version = Kernel::GAME_VERSION;
        } else {
            $version = floatval($version);
        }

        if(!$region
            || $region->getVersion() > $version
            || !$region->getIsActive() && !$this->isGranted('ROLE_CONTRIBUTOR')) {
            throw $this->createNotFoundException();
        }

        $_region = $region->getIsAlias() ? $region->getParentRegion() : $region;

        $cells = $this->gridRepository->getGridCells($_region);
        $maps = $this->mapRepository->getCellsMap($cells, $version);
        $grid = $this->gridRepository->buildWorldmap($version, $cells, $maps, true);

        $worldmarks = $this->worldmarkRepository->getRegionWorldmarks($_region, $version);
        $nodes = $this->nodeRepository->getGridNodes($cells, $worldmarks, $version, $this->isGranted('ROLE_ADMIN'));

        $worldmarksData = array();
        foreach($worldmarks as $worldmark) {
            if(!array_key_exists($worldmark->getCategory()->getSlug(), $worldmarksData)) {
                $worldmarksData[$worldmark->getCategory()->getSlug()]['_data'] = $worldmark->getCategory();
                $worldmarksData[$worldmark->getCategory()->getSlug()]['_worldmarks'] = array();
            }

            $worldmarksData[$worldmark->getCategory()->getSlug()]['_worldmarks'][] = $worldmark;
        }

        $nodesData = array();
        foreach($nodes as $node) {
            $nodesData["grid_{$node->getGrid()->getId()}"][] = $node;
        }

        return $this->render('woldmap/show.html.twig', array(
            // 'title' => "Genshin Impact interactive map of {$_region->getName()}",
            'title' => "{$_region->getName()} interactive map - Genshin Impact - Genshin World",
            'region' => $_region,
            'regionSlug' => $region->getSlug(),
            'version' => $version,
            'grid' => $grid,
            'worldmarksData' => $worldmarksData,
            'nodes' => $nodesData,
            'anchor' => $region->getIsAlias() ? $region->getAnchor() : null,
            'filter'=>$request->get('filter'),
        ));
    }

    #[Route('/dashboard/regions', name: 'bo_region_index', methods: ['GET'])]
    public function index(): Response {
        $this->denyAccessUnlessGranted('ROLE_ADMIN');

        return $this->render('_dashboard/region/index.html.twig', array(
            'title' => "Dashboard: Regions index",
        ));
    }

    #[Route('/dashboard/regions/new', name: 'bo_region_new', methods: ['GET', 'POST'])]
    public function new(Request $request): Response {
        $this->denyAccessUnlessGranted('ROLE_ADMIN');

        $region = new Region();
        $form = $this->regionRepository->getForm('bo_region_new', $region);

        $form->handleRequest($request);
        if($form->isSubmitted() && $form->isValid()) {
            $this->_em->persist($region);

            if($region->getIsAlias()) {
                $region->setGridHeight(0);
                $region->setGridWidth(0);
            }

            if($region->getGridHeight() > 0 && $region->getGridWidth() > 0) {
                for($row = 1; $row <= $region->getGridHeight(); $row++) {
                    for($col = 1; $col <= $region->getGridWidth(); $col++) {
                        $grid = new Grid();

                        $grid->setRegion($region)
                             ->setRow($row)
                             ->setCol($col);

                        $this->_em->persist($grid);
                    }
                }
            }

            $this->_em->flush();

            return $this->redirectToRoute('bo_region_index', array(), Response::HTTP_SEE_OTHER);
        }

        return $this->renderForm('_dashboard/region/new.html.twig', array(
            'title' => "Dashboard: Create region",
            'region' => $region,
            'form' => $form,
        ));
    }

    #[Route('/dashboard/regions/region-{id}', name: 'bo_region_edit', methods: ['GET', 'POST'])]
    public function edit(Request $request, Region $region): Response {
        $this->denyAccessUnlessGranted('ROLE_ADMIN');

        $form = $this->regionRepository->getForm('bo_region_edit', $region);

        $form->handleRequest($request);
        if($form->isSubmitted() && $form->isValid()) {
            $this->_em->flush();

            return $this->redirectToRoute('bo_region_index', array(), Response::HTTP_SEE_OTHER);
        }

        return $this->renderForm('_dashboard/region/edit.html.twig', array(
            'title' => "Dashboard: Edit region",
            'region' => $region,
            'form' => $form,
        ));
    }

    #[Route('/dashboard/regions/delete-{id}', name: 'bo_region_delete', methods: ['POST'])]
    public function delete(Request $request, Region $region): RedirectResponse {
        $this->denyAccessUnlessGranted('ROLE_ADMIN');

        if($this->isCsrfTokenValid('delete'.$region->getId(), $request->request->get('_token'))) {
            $this->_em->remove($region);
            $this->_em->flush();
        }

        return $this->redirectToRoute('bo_region_index', array(), Response::HTTP_SEE_OTHER);
    }
}