PWA-805: Expose localization system / store config from GraphQL

Author: eug123

app/code/Magento/Store/Model/ResourceModel/StoreWebsiteRelation.php

@@ -48,10 +48,11 @@ public function getStoreByWebsiteId($websiteId)
      * Get website store data
      *
      * @param int $websiteId
+     * @param int $storeGroupId
      * @param bool $available
      * @return array
      */
-    public function getWebsiteStores(int $websiteId, bool $available = false): array
+    public function getWebsiteStores(int $websiteId, int $storeGroupId = null, bool $available = false): array
     {
         $connection = $this->resource->getConnection();
         $storeTable = $this->resource->getTableName('store');
@@ -60,6 +61,13 @@ public function getWebsiteStores(int $websiteId, bool $available = false): array
             $websiteId
         );
 
+        if ($storeGroupId) {
+            $storeSelect = $storeSelect->where(
+                'group_id = ?',
+                $storeGroupId
+            );
+        }
+
         if ($available) {
             $storeSelect = $storeSelect->where(
                 'is_active = 1'

app/code/Magento/StoreGraphQl/Model/Resolver/AvailableStoresResolver.php

@@ -41,8 +41,12 @@ public function resolve(
         array $value = null,
         array $args = null
     ) {
+        $storeGroupId = !empty($args['use_current_group']) ?
+            (int)$context->getExtensionAttributes()->getStore()->getStoreGroupId() :
+            null;
         return $this->storeConfigDataProvider->getAvailableStoreConfig(
-            (int)$context->getExtensionAttributes()->getStore()->getWebsiteId()
+            (int)$context->getExtensionAttributes()->getStore()->getWebsiteId(),
+            $storeGroupId
         );
     }
 }

app/code/Magento/StoreGraphQl/Model/Resolver/Store/StoreConfigDataProvider.php

@@ -73,11 +73,12 @@ public function getStoreConfigData(StoreInterface $store): array
      * Get available website stores
      *
      * @param int $websiteId
+     * @param int|null $storeGroupId
      * @return array
      */
-    public function getAvailableStoreConfig(int $websiteId): array
+    public function getAvailableStoreConfig(int $websiteId, int $storeGroupId = null): array
     {
-        $websiteStores = $this->storeWebsiteRelation->getWebsiteStores($websiteId, true);
+        $websiteStores = $this->storeWebsiteRelation->getWebsiteStores($websiteId, $storeGroupId, true);
         $storeCodes = array_column($websiteStores, 'code');
 
         $storeConfigs = $this->storeConfigManager->getStoreConfigs($storeCodes);

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

@@ -23,4 +23,11 @@
             </argument>
         </arguments>
     </type>
+    <type name="Magento\StoreGraphQl\Model\Resolver\Store\StoreConfigDataProvider">
+        <arguments>
+            <argument name="extendedConfigData" xsi:type="array">
+                <item name="use_store_in_url" xsi:type="string">web/url/use_store</item>
+            </argument>
+        </arguments>
+    </type>
 </config>

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

@@ -2,7 +2,9 @@
 # See COPYING.txt for license details.
 type Query {
     storeConfig : StoreConfig @resolver(class: "Magento\\StoreGraphQl\\Model\\Resolver\\StoreConfigResolver") @doc(description: "The store config query") @cache(cacheable: false)
-    availableStores: [StoreConfig] @resolver(class: "Magento\\StoreGraphQl\\Model\\Resolver\\AvailableStoresResolver") @doc(description: "Get a list of available store views and their config information.")
+    availableStores(
+        use_current_group : Boolean @doc(description: "Get only store views from the current store group")
+    ): [StoreConfig] @resolver(class: "Magento\\StoreGraphQl\\Model\\Resolver\\AvailableStoresResolver") @doc(description: "Get a list of available store views and their config information.")
 }
 
 type Website @doc(description: "Website is deprecated because it is should not be used on storefront. The type contains information about a website") {
@@ -32,4 +34,5 @@ type StoreConfig @doc(description: "The type contains information about a store
     secure_base_static_url : String @doc(description: "Secure base static URL for the store")
     secure_base_media_url : String @doc(description: "Secure base media URL for the store")
     store_name : String @doc(description: "Name of the store")
+    use_store_in_url: Boolean @doc(description: "Indicates whether store code is used in url")
 }