<?php

declare(strict_types=1);

namespace Destoff\Custom\Rewrite\Product;

use Magento\Catalog\Model\Product\Copier as MageCopier;
use Magento\Catalog\Api\Data\ProductInterface;
use Magento\Catalog\Model\Attribute\ScopeOverriddenValue;
use Magento\Catalog\Model\Product;
use Magento\Catalog\Model\Product\Attribute\Source\Status;
use Magento\Catalog\Model\Product\Option\Repository as OptionRepository;
use Magento\Catalog\Model\ProductFactory;
use Magento\Framework\App\ObjectManager;
use Magento\Framework\EntityManager\MetadataPool;
use Magento\Store\Model\Store;
use Magento\UrlRewrite\Model\Exception\UrlAlreadyExistsException;
use Magento\Catalog\Model\Product\CopyConstructorInterface;
use Magento\Framework\App\RequestInterface;

class Copier extends MageCopier
{
    public function __construct(
        CopyConstructorInterface $copyConstructor,
        ProductFactory $productFactory,
        ScopeOverriddenValue $scopeOverriddenValue,
        OptionRepository $optionRepository,
        MetadataPool $metadataPool,
        RequestInterface $request
    ) {
        $this->productFactory = $productFactory;
        $this->copyConstructor = $copyConstructor;
        $this->scopeOverriddenValue = $scopeOverriddenValue;
        $this->optionRepository = $optionRepository;
        $this->metadataPool = $metadataPool;
        $this->request = $request;
        parent::__construct($copyConstructor, $productFactory, $scopeOverriddenValue, $optionRepository, $metadataPool);
    }

    public function copy(Product $product): Product
    {
        $data = $this->request->getParams();

        $productCopy = clone $product;
        $product->getWebsiteIds();
        $product->getCategoryIds();

        $metadata = $this->metadataPool->getMetadata(ProductInterface::class);

        /** @var Product $duplicate */
        $duplicate = $this->productFactory->create();
        $productData = $productCopy->getData();
		if(isset($productData['total_sale'])) {
            $productData['total_sale'] = 0;
        }
        $productData = $this->removeStockItem($productData);
        $duplicate->setData($productData);
        $duplicate->setOptions([]);
        $duplicate->setIsDuplicate(true);
        $duplicate->setOriginalLinkId($productCopy->getData($metadata->getLinkField()));
        $duplicate->setStatus(Status::STATUS_DISABLED);
        $duplicate->setCreatedAt(null);
        $duplicate->setUpdatedAt(null);
        $duplicate->setId(null);
        $duplicate->setStoreId(Store::DEFAULT_STORE_ID);
        $this->copyConstructor->build($productCopy, $duplicate);
        $this->setDefaultUrl($productCopy, $duplicate);
        $this->setStoresUrl($productCopy, $duplicate);

        $this->optionRepository->duplicate($productCopy, $duplicate);

        $duplicate->setQuantityAndStockStatus([
            'qty' => $data['product']['quantity_and_stock_status']['qty'] ?? null,
            'is_in_stock' => $data['product']['quantity_and_stock_status']['is_in_stock'] ?? null
        ]);
        $duplicate->setStockData(
            [
                'is_qty_decimal' => $data['product']['stock_data']['is_qty_decimal'] ?? 0
            ]
        )->save();

        return $duplicate;
    }

    private function setDefaultUrl(Product $product, Product $duplicate) : void
    {
        $duplicate->setStoreId(Store::DEFAULT_STORE_ID);
        $resource = $product->getResource();
        $attribute = $resource->getAttribute('url_key');
        $productId = $product->getId();
        $urlKey = $resource->getAttributeRawValue($productId, 'url_key', Store::DEFAULT_STORE_ID);
        do {
            $urlKey = $this->modifyUrl($urlKey);
            $duplicate->setUrlKey($urlKey);
        } while (!$attribute->getEntity()->checkAttributeUniqueValue($attribute, $duplicate));
        $duplicate->setData('url_path', null);
        $duplicate->save();
    }

    private function setStoresUrl(Product $product, Product $duplicate) : void
    {
        $storeIds = $duplicate->getStoreIds();
        $productId = $product->getId();
        $productResource = $product->getResource();
        $attribute = $productResource->getAttribute('url_key');
        $duplicate->setData('save_rewrites_history', false);
        foreach ($storeIds as $storeId) {
            $useDefault = !$this->scopeOverriddenValue->containsValue(
                ProductInterface::class,
                $product,
                'url_key',
                $storeId
            );
            if ($useDefault) {
                continue;
            }

            $duplicate->setStoreId($storeId);
            $urlKey = $productResource->getAttributeRawValue($productId, 'url_key', $storeId);
            $iteration = 0;

            do {
                if ($iteration === 10) {
                    throw new UrlAlreadyExistsException();
                }

                $urlKey = $this->modifyUrl($urlKey);
                $duplicate->setUrlKey($urlKey);
                $iteration++;
            } while (!$attribute->getEntity()->checkAttributeUniqueValue($attribute, $duplicate));
            $duplicate->setData('url_path', null);
            $productResource->saveAttribute($duplicate, 'url_path');
            $productResource->saveAttribute($duplicate, 'url_key');
        }
        $duplicate->setStoreId(Store::DEFAULT_STORE_ID);
    }

    private function modifyUrl(string $urlKey) : string
    {
        return preg_match('/(.*)-(\d+)$/', $urlKey, $matches)
            ? $matches[1] . '-' . ($matches[2] + 1)
            : $urlKey . '-1';
    }

    private function removeStockItem(array $productData): array
    {
        if (isset($productData[ProductInterface::EXTENSION_ATTRIBUTES_KEY])) {
            $extensionAttributes = $productData[ProductInterface::EXTENSION_ATTRIBUTES_KEY];
            if (null !== $extensionAttributes->getStockItem()) {
                $extensionAttributes->setData('stock_item', null);
            }
        }
        return $productData;
    }

}