<?php
declare(strict_types=1);

namespace Esun\Homepage\Block;

use Esun\Catalog\Model\Product\CardPriceResolver;
use Esun\Video\Model\ResourceModel\Video\CollectionFactory as VideoCollectionFactory;
use Magento\Catalog\Block\Product\AbstractProduct;
use Magento\Catalog\Block\Product\Context;
use Magento\Catalog\Model\Product;
use Magento\Catalog\Model\Product\Visibility;
use Magento\Catalog\Model\ResourceModel\Product\CollectionFactory as ProductCollectionFactory;
use Magento\Customer\Model\Context as CustomerContext;
use Magento\Framework\App\Http\Context as HttpContext;
use Magento\Framework\DataObject\IdentityInterface;
use Magento\Framework\Pricing\PriceCurrencyInterface;
use Magento\Framework\UrlInterface;
use Magento\Store\Model\ScopeInterface;

class LandscapeVideo extends AbstractProduct implements IdentityInterface
{
    private const XML_PATH = 'esun_homepage/landscape_video/';

    /**
     * @var array<string, mixed>|null
     */
    private ?array $item = null;

    public function __construct(
        Context $context,
        private readonly ProductCollectionFactory $productCollectionFactory,
        private readonly VideoCollectionFactory $videoCollectionFactory,
        private readonly Visibility $productVisibility,
        private readonly PriceCurrencyInterface $priceCurrency,
        private readonly HttpContext $httpContext,
        private readonly CardPriceResolver $cardPriceResolver,
        array $data = []
    ) {
        parent::__construct($context, $data);
    }

    /**
     * @return array<string, mixed>
     */
    public function getItem(): array
    {
        if ($this->item !== null) {
            return $this->item;
        }

        $videoId = (int) $this->getConfig('video_id');
        $sku = trim((string) $this->getConfig('product_sku'));
        if ($videoId <= 0 || $sku === '') {
            return $this->item = [];
        }

        $videos = $this->videoCollectionFactory->create();
        $videos->addFieldToFilter('video_id', $videoId);
        $videos->addFieldToFilter('status', 1);
        $videos->setPageSize(1);
        $video = $videos->getFirstItem();
        if (!$video->getId() || trim((string) $video->getData('cover_path')) === '') {
            return $this->item = [];
        }

        $products = $this->productCollectionFactory->create();
        $products->setStoreId((int) $this->_storeManager->getStore()->getId());
        $this->_addProductAttributesAndPrices($products);
        $products->addStoreFilter();
        $products->addAttributeToFilter('sku', $sku);
        $products->addAttributeToFilter(
            'visibility',
            ['in' => $this->productVisibility->getVisibleInSiteIds()]
        );
        $products->addAttributeToFilter(
            'status',
            Product\Attribute\Source\Status::STATUS_ENABLED
        );
        $products->setPageSize(1);
        $product = $products->getFirstItem();
        if (!$product->getId()) {
            return $this->item = [];
        }

        $mediaBaseUrl = $this->_storeManager->getStore()->getBaseUrl(UrlInterface::URL_TYPE_MEDIA);

        return $this->item = [
            'video_url' => $mediaBaseUrl . ltrim((string) $video->getData('video_path'), '/'),
            'cover_url' => $mediaBaseUrl . ltrim((string) $video->getData('cover_path'), '/'),
            'product' => $product,
        ];
    }

    public function getFormattedFinalPrice(Product $product): string
    {
        return $this->formatPrice($this->getFinalPriceValue($product));
    }

    public function getFormattedRegularPrice(Product $product): string
    {
        return $this->formatPrice($this->getRegularPriceValue($product));
    }

    public function hasRegularPrice(Product $product): bool
    {
        return $this->getRegularPriceValue($product) > $this->getFinalPriceValue($product);
    }

    public function getCacheKeyInfo(): array
    {
        return [
            'ESUN_HOMEPAGE_LANDSCAPE_VIDEO',
            (int) $this->_storeManager->getStore()->getId(),
            (int) $this->httpContext->getValue(CustomerContext::CONTEXT_GROUP),
            (int) $this->getConfig('video_id'),
            sha1(trim((string) $this->getConfig('product_sku'))),
        ];
    }

    public function getIdentities(): array
    {
        $product = $this->getItem()['product'] ?? null;

        return $product instanceof Product ? $product->getIdentities() : [];
    }

    private function getConfig(string $field): mixed
    {
        return $this->_scopeConfig->getValue(
            self::XML_PATH . $field,
            ScopeInterface::SCOPE_STORE
        );
    }

    private function getFinalPriceValue(Product $product): float
    {
        return $this->cardPriceResolver->getFinalPrice($product);
    }

    private function getRegularPriceValue(Product $product): float
    {
        return $this->cardPriceResolver->getRegularPrice($product);
    }

    private function formatPrice(float $price): string
    {
        return $this->priceCurrency->format(
            $price,
            false,
            PriceCurrencyInterface::DEFAULT_PRECISION,
            $this->_storeManager->getStore()
        );
    }
}