Merge pull request #92 from AleksandrsKondratjevs/issue-3536

issue-3536 Add provider for grouped products when adding to cart

src/Model/Cart/BuyRequest/GroupedDataProvider.php

@@ -0,0 +1,62 @@
+<?php
+/**
+ * ScandiPWA - Progressive Web App for Magento
+ *
+ * Copyright © Scandiweb, Inc. All rights reserved.
+ * See LICENSE for license details.
+ *
+ * @license OSL-3.0 (Open Software License ("OSL") v. 3.0)
+ * @package scandipwa/quote-graphql
+ * @link    https://github.com/scandipwa/quote-graphql
+ */
+
+namespace ScandiPWA\QuoteGraphQl\Model\Cart\BuyRequest;
+
+use Magento\Quote\Model\Cart\Data\CartItem;
+
+class GroupedDataProvider
+{
+    private const OPTION_TYPE = 'grouped';
+
+    /**
+     * @inheritdoc
+     *
+     * @phpcs:disable Magento2.Functions.DiscouragedFunction
+     */
+    public function execute(CartItem $cartItem): array
+    {
+        $groupedData = [];
+
+        foreach ($cartItem->getSelectedOptions() as $optionData) {
+            $optionData = \explode('/', base64_decode($optionData->getId()));
+
+            if ($this->isProviderApplicable($optionData) === false) {
+                continue;
+            }
+
+            [, $simpleProductId, $quantity] = $optionData;
+
+            $groupedData[$simpleProductId] = $quantity;
+        }
+
+        if (empty($groupedData)) {
+            return $groupedData;
+        }
+
+        $result = ['super_group' => $groupedData];
+
+        return $result;
+    }
+
+    /**
+     * Checks whether this provider is applicable for the current option
+     *
+     * @param array $optionData
+     *
+     * @return bool
+     */
+    private function isProviderApplicable(array $optionData): bool
+    {
+        return $optionData[0] === self::OPTION_TYPE;
+    }
+}

src/etc/graphql/di.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0"?>
+<!--
+/**
+ * ScandiPWA - Progressive Web App for Magento
+ *
+ * Copyright © Scandiweb, Inc. All rights reserved.
+ * See LICENSE for license details.
+ *
+ * @license OSL-3.0 (Open Software License ("OSL") v. 3.0)
+ */
+-->
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <type name="Magento\Quote\Model\Cart\BuyRequest\BuyRequestBuilder">
+        <arguments>
+            <argument name="providers" xsi:type="array">
+                <item name="grouped" xsi:type="object">ScandiPWA\QuoteGraphQl\Model\Cart\BuyRequest\GroupedDataProvider</item>
+            </argument>
+        </arguments>
+    </type>
+</config>
+