graphQl: shipping address concept

Signed-off-by: vitaliyboyko <v.boyko@atwix.com>

Author: vitaliyboyko

app/code/Magento/QuoteGraphQl/Model/Resolver/ShippingAddress/SetShippingAddressesOnCart.php

@@ -0,0 +1,104 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\QuoteGraphQl\Model\Resolver\ShippingAddress;
+
+use Magento\Customer\Api\AddressRepositoryInterface;
+use Magento\Framework\Api\DataObjectHelper;
+use Magento\Framework\GraphQl\Config\Element\Field;
+use Magento\Framework\GraphQl\Exception\GraphQlInputException;
+use Magento\Framework\GraphQl\Query\ResolverInterface;
+use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
+use Magento\Quote\Model\MaskedQuoteIdToQuoteIdInterface;
+use Magento\Quote\Model\Quote\Address;
+use Magento\Quote\Model\ShippingAddressManagementInterface;
+
+/**
+ * @inheritdoc
+ */
+class SetShippingAddressesOnCart implements ResolverInterface
+{
+    /**
+     * @var ShippingAddressManagementInterface
+     */
+    private $shippingAddressManagement;
+
+    /**
+     * @var AddressRepositoryInterface
+     */
+    private $addressRepository;
+
+    /**
+     * @var Address
+     */
+    private $addressModel;
+    /**
+     * @var DataObjectHelper
+     */
+    private $dataObjectHelper;
+
+    /**
+     * @var MaskedQuoteIdToQuoteIdInterface
+     */
+    private $maskedQuoteIdToQuoteId;
+
+    /**
+     * @param ShippingAddressManagementInterface $shippingAddressManagement
+     * @param AddressRepositoryInterface $addressRepository
+     * @param Address $addressModel
+     * @param DataObjectHelper $dataObjectHelper
+     * @param MaskedQuoteIdToQuoteIdInterface $maskedQuoteIdToQuoteId
+     */
+    public function __construct(
+        ShippingAddressManagementInterface $shippingAddressManagement,
+        AddressRepositoryInterface $addressRepository,
+        Address $addressModel,
+        DataObjectHelper $dataObjectHelper,
+        MaskedQuoteIdToQuoteIdInterface $maskedQuoteIdToQuoteId
+    ) {
+        $this->shippingAddressManagement = $shippingAddressManagement;
+        $this->addressRepository = $addressRepository;
+        $this->addressModel = $addressModel;
+        $this->dataObjectHelper = $dataObjectHelper;
+        $this->maskedQuoteIdToQuoteId = $maskedQuoteIdToQuoteId;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function resolve(Field $field, $context, ResolveInfo $info, array $value = null, array $args = null)
+    {
+        if (!isset($args['input']['cart_id'])) {
+            throw new GraphQlInputException(__('Required parameter "cart_id" is missing'));
+        }
+        $maskedCartId = $args['input']['cart_id'];
+        $cartId = $this->maskedQuoteIdToQuoteId->execute($maskedCartId);
+
+        $customerAddressId = $args['input']['customer_address_id'] ?? 0;
+        $address = $args['input']['address'] ?? null;
+        $cartItems = $args['input']['cart_items'] ?? [];
+
+        if (!$customerAddressId && !$address) {
+            throw new GraphQlInputException(__('Query should contain either address id or address input.'));
+        }
+
+        if (!$cartItems) {
+            if($customerAddressId) {
+                $customerAddress = $this->addressRepository->getById($customerAddressId);
+                $shippingAddress = $this->addressModel->importCustomerAddressData($customerAddress);
+                $this->shippingAddressManagement->assign($cartId, $shippingAddress);
+            } else {
+                $shippingAddress = $this->addressModel->addData($address);
+                $this->shippingAddressManagement->assign($cartId, $shippingAddress);
+            }
+        } else {
+            //TODO: implement multi shipping address assign flow
+        }
+
+        return [];
+    }
+}

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

@@ -9,7 +9,7 @@ type Mutation {
     createEmptyCart: String @resolver(class: "\\Magento\\QuoteGraphQl\\Model\\Resolver\\Cart\\CreateEmptyCart") @doc(description:"Creates empty shopping cart for guest or logged in user")
     applyCouponToCart(input: ApplyCouponToCartInput): ApplyCouponToCartOutput @resolver(class: "\\Magento\\QuoteGraphQl\\Model\\Resolver\\Coupon\\ApplyCouponToCart")
     removeCouponFromCart(input: RemoveCouponFromCartInput): RemoveCouponFromCartOutput @resolver(class: "\\Magento\\QuoteGraphQl\\Model\\Resolver\\Coupon\\RemoveCouponFromCart")
-    setShippingAddressesOnCart(input: SetShippingAddressesOnCartInput): SetShippingAddressesOnCartOutput
+    setShippingAddressesOnCart(input: SetShippingAddressesOnCartInput): SetShippingAddressesOnCartOutput @resolver(class: "\\Magento\\QuoteGraphQl\\Model\\Resolver\\ShippingAddress\\SetShippingAddressesOnCart")
     setBillingAddressOnCart(input: SetBillingAddressOnCartInput): SetBillingAddressOnCartOutput
     setShippingMethodsOnCart(input: SetShippingMethodsOnCartInput): SetShippingMethodsOnCartOutput
 }