productselectorfieldassembler.php

<?php
 
namespace Bitrix\Catalog\Grid\Row\Assembler;
 
use Bitrix\Catalog\Grid\Settings\ProductSettings;
use Bitrix\Catalog\v2\IoC\ServiceContainer;
use Bitrix\Iblock\Grid\RowType;
use Bitrix\Main\Grid\Row\FieldAssembler;
use Bitrix\Main\Loader;
use Bitrix\Main\Page\Asset;
 
Loader::requireModule('iblock');
 
class ProductSelectorFieldAssembler extends FieldAssembler
{
    private array $skuProducts;
    private array $skuTree;
 
    public function __construct(
        string $columnsId,
        ProductSettings $settings
    )
    {
        parent::__construct([ $columnsId ], $settings);
 
        $this->skuProducts = $settings->getSelectedProductOfferIds() ?? [];
        $this->initSkuTree();
        $this->preloadResources();
    }
 
    public function prepareRows(array $rowList): array
    {
        foreach ($rowList as $index => $rowItem)
        {
            $type = $rowItem['data']['ROW_TYPE'] ?? null;
            if (!isset($type))
            {
                continue;
            }
 
            foreach ($this->getColumnIds() as $columnId)
            {
                if ($type !== RowType::ELEMENT || $this->getSettings()->isExcelMode())
                {
                    $rowList[$index]['columns'][$columnId] = $rowItem['columns']['NAME'] ?? $rowItem['data']['NAME'];
                }
                else
                {
                    $rowList[$index]['columns'][$columnId] = $this->getProductSelectorHtml($rowList[$index]['data']);
                }
            }
        }
 
        return $rowList;
    }
 
    private function initSkuTree(): void
    {
        $this->skuTree = [];
 
        if (empty($this->skuProducts))
        {
            return;
        }
 
        $skuTree = ServiceContainer::make('sku.tree', [
            'iblockId' => $this->getSettings()->getIblockId(),
        ]);
        if (!$skuTree)
        {
            return;
        }
 
        $this->skuTree = $skuTree->loadJsonOffers($this->skuProducts);
    }
 
    private function preloadResources(): void
    {
        Asset::getInstance()->addJs('/bitrix/components/bitrix/catalog.grid.product.field/templates/.default/script.js');
        Asset::getInstance()->addCss('/bitrix/components/bitrix/catalog.grid.product.field/templates/.default/style.css');
    }
 
    private function getProductSelectorHtml(array $row): string
    {
        global $APPLICATION;
 
        $productId = (int)$row['ID'];
        $skuId = $this->getProductSkuId($productId);
 
        $productFields = array_merge($row, [
            'IBLOCK_ID' => $this->getSettings()->getIblockId(),
            'SKU_IBLOCK_ID' => $this->getSettings()->getOffersIblockId(),
            'SKU_ID' => $skuId,
        ]);
 
        $urlBuilder = $this->getSettings()->getUrlBuilder();
 
        ob_start();
        $APPLICATION->IncludeComponent(
            'bitrix:catalog.grid.product.field',
            '',
            [
                'GRID_ID' => $this->getSettings()->getId(),
                'COLUMN_NAME' => current($this->getColumnIds()),
                'ROW_ID' => RowType::ELEMENT . $productId,
                'ROW_ID_MASK' => 'E#ID#',
                'PRODUCT_FIELDS' => $productFields,
                'ENABLE_IMAGE_INPUT' => false,
                'ENABLE_CHANGES_RENDERING' => false,
                'USE_SKU_TREE' => true,
                'BUILDER_CONTEXT' => isset($urlBuilder) ? $urlBuilder->getId() : null,
                'SKU_TREE' => $this->skuTree[$productId][$skuId] ?? [],
            ]
        );
 
        return ob_get_clean();
    }
 
    private function getProductSkuId(int $productId): ?int
    {
        return $this->skuProducts[$productId] ?? null;
    }
}