Merge pull request #1 from storefront-x/feature/PX-1412

PX-1412 added child_skus for AddConfigurableProductToCart method

Author: bogdanwalek

.gitignore

@@ -0,0 +1 @@
+.idea/

CHANGELOG.md

@@ -2,3 +2,6 @@
 ### Added
 - created new module.
 
+### [1.0.1]
+### Added
+- extension of Cart type in GQL schema to return child skus on AddConfigurableProductToCart method

Model/Resolver/ChildSkus.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace StorefrontX\CatalogGraphQlExtended\Model\Resolver;
+
+use Magento\Framework\GraphQl\Config\Element\Field;
+use Magento\Framework\GraphQl\Query\ResolverInterface;
+use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
+use Magento\Quote\Model\Quote;
+
+class ChildSkus implements ResolverInterface
+{
+
+    /**
+     * @inheritdoc
+     */
+    public function resolve(
+        Field $field,
+              $context,
+        ResolveInfo $info,
+        array $value = null,
+        array $args = null
+    ): array
+    {
+        $result = [];
+        if (!empty($value['model']) && ($value['model'] instanceof Quote)) {
+            /** @var Quote $cart */
+            $cart = $value['model'];
+            $items = $cart->getItems();
+
+            foreach ($items as $item) {
+                $addToResult['cart_item_id'] = $item->getItemId();
+                $addToResult['sku'] = $item->getSku();
+                $result[] = $addToResult;
+            }
+        }
+        return $result;
+    }
+}

composer.json

@@ -8,7 +8,8 @@
     "require": {
         "php": ">=7.4",
         "magento/framework": "^103.0.2",
-	    "magento/module-graph-ql": "^100.4.2"
+	    "magento/module-graph-ql": "^100.4.2",
+	    "magento/module-configurable-product-graph-ql": "^100.4.2"
     },
     "license": [
         "MIT"

etc/module.xml

@@ -4,6 +4,7 @@
     <sequence>
         <module name="Magento_GraphQl"/>
         <module name="Magento_Backend"/>
+        <module name="Magento_ConfigurableProductGraphQl"/>
     </sequence>
 </config>
 

etc/schema.graphqls

@@ -20,4 +20,11 @@ type MSIs {
     enabled : String  @doc(description: "Enabled")
 }
 
+type Cart {
+    child_skus: [ChildSku] @resolver( class: "\\StorefrontX\\CatalogGraphQlExtended\\Model\\Resolver\\ChildSkus") @doc(description: "Configurable sku variant.")
+}
 
+type ChildSku {
+    cart_item_id : Int  @doc(description: "Id in cart")
+    sku : String  @doc(description: "Product SKU")
+}