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pmclainpmclain
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Add Configurable Product to Cart Resolver
Allows adding configurable products to cart in the same manner as the current Magento storefront. Fixes #438
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8 files changed

+309
-40
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8 files changed

+309
-40
lines changed

‎app/code/Magento/ConfigurableProductGraphQl/Model/Cart/BuyRequest/SuperAttributeDataProvider.php

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<?php
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/**
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* Copyright © Magento, Inc. All rights reserved.
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* See COPYING.txt for license details.
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*/
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declare(strict_types=1);
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namespace Magento\ConfigurableProductGraphQl\Model\Cart\BuyRequest;
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use Magento\Framework\Stdlib\ArrayManager;
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use Magento\QuoteGraphQl\Model\Cart\BuyRequest\BuyRequestDataProviderInterface;
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class SuperAttributeDataProvider implements BuyRequestDataProviderInterface
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{
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/**
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* @var ArrayManager
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*/
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private $arrayManager;
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/**
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* @param ArrayManager $arrayManager
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*/
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public function __construct(
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ArrayManager $arrayManager
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) {
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$this->arrayManager = $arrayManager;
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}
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/**
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* @inheritdoc
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*/
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public function execute(array $cartItemData): array
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{
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$superAttributes = $this->arrayManager->get('configurable_attributes', $cartItemData, []);
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$superAttributesData = [];
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foreach ($superAttributes as $superAttribute) {
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$superAttributesData[$superAttribute['id']] = $superAttribute['value'];
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}
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return ['super_attribute' => $superAttributesData];
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}
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}

‎app/code/Magento/ConfigurableProductGraphQl/Model/Resolver/AddConfigurableProductsToCart.php

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<?php
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/**
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* Copyright © Magento, Inc. All rights reserved.
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* See COPYING.txt for license details.
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*/
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declare(strict_types=1);
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namespace Magento\ConfigurableProductGraphQl\Model\Resolver;
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use Magento\Framework\GraphQl\Config\Element\Field;
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use Magento\Framework\GraphQl\Exception\GraphQlInputException;
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use Magento\Framework\GraphQl\Query\ResolverInterface;
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use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
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use Magento\QuoteGraphQl\Model\Cart\AddProductsToCart;
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use Magento\QuoteGraphQl\Model\Cart\GetCartForUser;
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/**
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* Add configurable products to cart GraphQl resolver
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* {@inheritdoc}
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*/
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class AddConfigurableProductsToCart implements ResolverInterface
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{
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/**
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* @var GetCartForUser
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*/
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private $getCartForUser;
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/**
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* @var AddProductsToCart
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*/
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private $addProductsToCart;
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/**
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* @param GetCartForUser $getCartForUser
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* @param AddProductsToCart $addProductsToCart
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*/
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public function __construct(
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GetCartForUser $getCartForUser,
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AddProductsToCart $addProductsToCart
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) {
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$this->getCartForUser = $getCartForUser;
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$this->addProductsToCart = $addProductsToCart;
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}
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/**
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* @inheritdoc
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*/
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public function resolve(Field $field, $context, ResolveInfo $info, array $value = null, array $args = null)
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{
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if (!isset($args['input']['cart_id']) || empty($args['input']['cart_id'])) {
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throw new GraphQlInputException(__('Required parameter "cart_id" is missing'));
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}
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$maskedCartId = $args['input']['cart_id'];
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if (!isset($args['input']['cart_items']) || empty($args['input']['cart_items'])
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|| !is_array($args['input']['cart_items'])
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) {
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throw new GraphQlInputException(__('Required parameter "cart_items" is missing'));
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}
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$cartItems = $args['input']['cart_items'];
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$cart = $this->getCartForUser->execute($maskedCartId, $context->getUserId());
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$this->addProductsToCart->execute($cart, $cartItems);
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return [
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'cart' => [
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'model' => $cart,
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],
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];
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}
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}

‎app/code/Magento/ConfigurableProductGraphQl/Model/Resolver/ConfigurableCartItemOptions.php

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<?php
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/**
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* Copyright © Magento, Inc. All rights reserved.
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* See COPYING.txt for license details.
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*/
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declare(strict_types=1);
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namespace Magento\ConfigurableProductGraphQl\Model\Resolver;
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use Magento\Catalog\Helper\Product\Configuration;
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use Magento\Framework\Exception\LocalizedException;
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use Magento\Framework\GraphQl\Config\Element\Field;
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use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
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use Magento\Framework\GraphQl\Query\ResolverInterface;
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use Magento\Quote\Model\Quote\Item;
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/**
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* @inheritdoc
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*/
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class ConfigurableCartItemOptions implements ResolverInterface
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{
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private $configurationHelper;
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public function __construct(
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Configuration $configurationHelper
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) {
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$this->configurationHelper = $configurationHelper;
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}
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/**
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* Fetch and format configurable variants.
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*
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* {@inheritdoc}
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*/
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public function resolve(Field $field, $context, ResolveInfo $info, array $value = null, array $args = null)
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{
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if (!isset($value['model'])) {
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throw new LocalizedException(__('"model" value should be specified'));
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}
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/** @var Item $cartItem */
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$cartItem = $value['model'];
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$result = [];
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foreach ($this->configurationHelper->getOptions($cartItem) as $option) {
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$result[] = [
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'id' => $option['option_id'],
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'option_label' => $option['label'],
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'value_id' => $option['option_value'],
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'value_label' => $option['value'],
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];
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}
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return $result;
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}
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}

‎app/code/Magento/ConfigurableProductGraphQl/etc/graphql/di.xml

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</argument>
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</arguments>
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</type>
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<type name="Magento\QuoteGraphQl\Model\Cart\BuyRequest\BuyRequestBuilder">
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<arguments>
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<argument name="providers" xsi:type="array">
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<item name="super_attribute" xsi:type="object">Magento\ConfigurableProductGraphQl\Model\Cart\BuyRequest\SuperAttributeDataProvider</item>
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</argument>
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</arguments>
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</type>
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</config>

‎app/code/Magento/ConfigurableProductGraphQl/etc/schema.graphqls

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# Copyright © Magento, Inc. All rights reserved.
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# See COPYING.txt for license details.
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type Mutation {
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addConfigurableProductsToCart(input: AddConfigurableProductsToCartInput): AddConfigurableProductsToCartOutput @resolver(class: "Magento\\QuoteGraphQl\\Model\\Resolver\\AddSimpleProductsToCart")
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addConfigurableProductsToCart(input: AddConfigurableProductsToCartInput): AddConfigurableProductsToCartOutput @resolver(class: "Magento\\ConfigurableProductGraphQl\\Model\\Resolver\\AddConfigurableProductsToCart")
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}
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type ConfigurableProduct implements ProductInterface, PhysicalProductInterface, CustomizableProductInterface @doc(description: "ConfigurableProduct defines basic features of a configurable product and its simple product variants") {
@@ -50,13 +50,18 @@ type AddConfigurableProductsToCartOutput {
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input ConfigurableProductCartItemInput {
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data: CartItemInput!
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variant_sku: String!
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configurable_attributes: [ConfigurableCartItemAttributesInput]!
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customizable_options:[CustomizableOptionInput!]
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}
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input ConfigurableCartItemAttributesInput {
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id: Int!
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value: Int!
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}
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type ConfigurableCartItem implements CartItemInterface {
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customizable_options: [SelectedCustomizableOption]!
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configurable_options: [SelectedConfigurableOption!]!
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configurable_options: [SelectedConfigurableOption!]! @resolver(class: "Magento\\ConfigurableProductGraphQl\\Model\\Resolver\\ConfigurableCartItemOptions")
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}
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type SelectedConfigurableOption {

‎app/code/Magento/QuoteGraphQl/Model/Cart/BuyRequest/DefaultDataProvider.php renamed to ‎app/code/Magento/QuoteGraphQl/Model/Cart/BuyRequest/QuantityDataProvider.php

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use Magento\Framework\GraphQl\Exception\GraphQlInputException;
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use Magento\Framework\Stdlib\ArrayManager;
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class DefaultDataProvider implements BuyRequestDataProviderInterface
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class QuantityDataProvider implements BuyRequestDataProviderInterface
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{
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/**
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* @var ArrayManager
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*/
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public function execute(array $cartItemData): array
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{
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$qty = $this->arrayManager->get('data/quantity', $cartItemData);
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if (!isset($qty)) {
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$quantity = $this->arrayManager->get('data/quantity', $cartItemData);
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if (!isset($quantity)) {
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throw new GraphQlInputException(__('Missing key "quantity" in cart item data'));
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}
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return ['qty' => (float)$qty];
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$quantity = (float) $quantity;
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if ($quantity <= 0) {
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throw new GraphQlInputException(
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__('Please enter a number greater than 0 in this field.')
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);
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}
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return ['qty' => $quantity];
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}
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}

‎app/code/Magento/QuoteGraphQl/etc/graphql/di.xml

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<type name="Magento\QuoteGraphQl\Model\Cart\BuyRequest\BuyRequestBuilder">
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<arguments>
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<argument name="providers" xsi:type="array">
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<item name="default" xsi:type="object">Magento\QuoteGraphQl\Model\Cart\BuyRequest\DefaultDataProvider</item>
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<item name="quantity" xsi:type="object">Magento\QuoteGraphQl\Model\Cart\BuyRequest\QuantityDataProvider</item>
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<item name="customizable_options" xsi:type="object">Magento\QuoteGraphQl\Model\Cart\BuyRequest\CustomizableOptionsDataProvider</item>
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</argument>
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</arguments>

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