<?php

declare(strict_types=1);

namespace KupShop\RecommendersBundle\Twig\Components;

use KupShop\CatalogBundle\ProductList\ProductCollection;
use KupShop\ComponentsBundle\Attributes\Component;
use KupShop\ComponentsBundle\Attributes\Version;
use KupShop\ComponentsBundle\GTM\PostMount\GTMPlaceholdersData;
use KupShop\ComponentsBundle\Interfaces\Microdata;
use KupShop\ComponentsBundle\Twig\BaseComponent;
use KupShop\ComponentsBundle\Twig\DataProvider\LiveComponentRenderTrait;
use KupShop\ComponentsBundle\Twig\DataProvider\MicrodataProvider;
use KupShop\KupShopBundle\Context\CacheContext;
use KupShop\KupShopBundle\Util\Contexts;
use KupShop\KupShopBundle\Util\StringUtil;
use KupShop\RecommendersBundle\Util\RecommendersUtil;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Contracts\Service\Attribute\Required;
use Symfony\Contracts\Translation\TranslatorInterface;
use Symfony\UX\LiveComponent\Attribute\AsLiveComponent;
use Symfony\UX\LiveComponent\Attribute\LiveAction;
use Symfony\UX\LiveComponent\Attribute\LiveListener;
use Symfony\UX\LiveComponent\Attribute\LiveProp;
use Symfony\UX\LiveComponent\DefaultActionTrait;
use Symfony\UX\TwigComponent\Attribute\PostMount;
use Symfony\UX\TwigComponent\Attribute\PreMount;

#[AsLiveComponent(template: '@Recommenders/components/Recommender/Recommender.1.html.twig', method: 'get')]
#[Component(1, [
    new Version(1),
])]
class Recommender extends BaseComponent implements Microdata
{
    use DefaultActionTrait;
    use LiveComponentRenderTrait;
    use GTMPlaceholdersData;

    #[Required]
    public \KupShop\ComponentsBundle\GTM\Events\Products $gtmClass;

    #[LiveProp]
    public bool $isCarousel = true;
    #[LiveProp]
    public bool $isSquareItemCarousel = false;

    #[LiveProp]
    public bool $showBtn = false;
    #[LiveProp]
    public ?int $limit = null;
    #[LiveProp]
    public ?int $defaultLimit = null;
    #[LiveProp]
    public bool $isHidden = true;
    #[LiveProp]
    public string $toggleText;
    #[LiveProp]
    public string $label;
    #[LiveProp(writable: true)]
    public array $data = [];
    #[LiveProp]
    public string $title = '';
    #[LiveProp(writable: true)]
    public bool $lazy = true;
    #[LiveProp]
    public bool $container = true;
    #[LiveProp]
    public string $title_class = 'h4';
    #[LiveProp]
    public string $additional_class = '';
    #[LiveProp]
    public bool $useOuterscopeIdentifier = true;

    protected array $recommender;
    public ?string $propsCacheKey = null;

    protected ProductCollection $productList;

    public function __construct(protected RecommendersUtil $recommendersUtil, private readonly TranslatorInterface $translator)
    {
        $this->toggleText = $this->translator->trans('recommender.show', [], 'products');
    }

    #[PostMount]
    public function postMount(): void
    {
        if ($this->limit) {
            $this->defaultLimit = $this->limit;
        }
    }

    public function __invoke(Request $request): ?Response
    {
        $cache = $this->getRecommenderTTL();

        if ($cache > 0) {
            return $this->createResponse($request, $cache);
        }

        return null;
    }

    #[PreMount]
    public function preMount(array $data): array
    {
        if ($id_product = ($data['id_product'] ?? null)) {
            $data['data']['product'] = $id_product;
            unset($data['id_product']);
        }
        if ($id_category = ($data['id_category'] ?? null)) {
            $data['data']['section'] = (array) $id_category;
            unset($data['id_category']);
        }

        $data['propsCacheKey'] ??= serialize($data);

        return $data;
    }

    public function getRecommender(): array
    {
        if (!isset($this->recommender)) {
            $this->recommender = $this->recommendersUtil->getRecommenderByLabel($this->label) ?: [];
        }

        return $this->recommender;
    }

    public function getDataRecommender()
    {
        return json_encode([
            'label' => $this->label,
            'data' => $this->data,
        ]);
    }

    public function getCount(): ?int
    {
        if ($this->lazy) {
            return null;
        }

        return $this->getProductList()->count();
    }

    public function getProductList(): ?ProductCollection
    {
        if ($this->lazy) {
            return null;
        }

        if (!isset($this->productList)) {
            $data = ['label' => $this->label, 'data' => $this->data];
            $this->productList = $this->recommendersUtil->getRecommendersProducts($data);
        }

        return $this->productList;
    }

    #[LiveListener('recommenderLoad')]
    public function load()
    {
        $this->lazy = false;
    }

    public function initMicrodata(): array
    {
        // Aby to mělo svůj scope
        return [MicrodataProvider::RECOMMENDER => []];
    }

    #[LiveAction]
    public function toggleAction(): void
    {
        if ($this->isHidden) {
            $this->toggleText = $this->translator->trans('recommender.hide', [], 'products');
            $this->isHidden = false;
            $this->limit = 100;
        } else {
            $this->toggleText = $this->translator->trans('recommender.show', [], 'products');
            $this->isHidden = true;
            $this->limit = $this->defaultLimit;
        }
    }

    public function getGTMPlaceholders(): array
    {
        return ['item_list_name' => 'recommender', 'item_list_id' => $this->getRecommender()['id'] ?? ''];
    }

    public function getTrackingData(): string
    {
        if ($this->getProductList()) {
            return htmlentities(json_encode($this->gtmClass->getPushData($this), JSON_NUMERIC_CHECK | JSON_HEX_APOS));
        }

        return '';
    }

    private function getRecommenderTTL(): int
    {
        $data = json_decode($this->getRecommender()['data'] ?? '', true);

        return intval($data['cache'] ?? 3600);
    }

    public function getCacheKey(): string
    {
        if ($this->lazy || !$this->propsCacheKey) {
            return '_skip';
        }

        $cacheKey = [
            Contexts::get(CacheContext::class)->getKey([
                CacheContext::TYPE_TEXT,
                CacheContext::TYPE_PRICE,
                CacheContext::TYPE_AVAILABILITY,
            ]),
            static::class,
            $this->version,
            $this->propsCacheKey,
        ];

        return StringUtil::slugify(implode('_', $cacheKey));
    }

    public function getCacheTTL(): int
    {
        return $this->lazy || !$this->propsCacheKey ? 0 : $this->getRecommenderTTL();
    }
}