From dd58e36910e3765ba5e7362d96b08613995edc30 Mon Sep 17 00:00:00 2001
From: FK <fk@7pkonzepte.de>
Date: Tue, 6 Sep 2022 23:43:46 +0200
Subject: [PATCH] Fix for AppTemplate issue #14

- add null as a possible return type in ShopRepositoryInterface
- adjust implementation of ShopRepository to return null if shop by id does not exist
- adjust RegistrationService to call create shop in db only if not exist yet
---
 src/Shop/ShopRepository.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/Shop/ShopRepository.php b/src/Shop/ShopRepository.php
index aa355bf..35c0ca8 100644
--- a/src/Shop/ShopRepository.php
+++ b/src/Shop/ShopRepository.php
@@ -33,7 +33,7 @@ public function createShop(ShopInterface $shop): void
         $queryBuilder->execute();
     }
 
-    public function getShopFromId(string $shopId): ShopInterface
+    public function getShopFromId(string $shopId): ?ShopInterface
     {
         $queryBuilder = $this->connection->createQueryBuilder();
         $queryBuilder->select('shop_id', 'shop_url', 'shop_secret', 'api_key', 'secret_key')
@@ -43,6 +43,10 @@ public function getShopFromId(string $shopId): ShopInterface
 
         $shop = $queryBuilder->execute()->fetchAssociative();
 
+        if ($shop === false) {
+            return null;
+        }
+
         return new ShopEntity(
             $shop['shop_id'],
             $shop['shop_url'],
@@ -80,4 +84,4 @@ public function deleteShop(ShopInterface $shop): void
 
         $queryBuilder->execute();
     }
-}
\ No newline at end of file
+}