Throw API key invalid exception

src/AbstractResource.php

@@ -5,6 +5,7 @@
 use GuzzleHttp\Exception\ClientException;
 use JMS\Serializer\SerializerInterface;
 use Speicher210\KontaktIO\Exception\ApiException;
+use Speicher210\KontaktIO\Exception\ApiKeyInvalidException;
 use Speicher210\KontaktIO\Model\ApiErrorResponse;
 
 /**
@@ -47,6 +48,11 @@ public function __construct(Client $client, SerializerInterface $serializer)
     protected function createApiException(ClientException $e)
     {
         $response = $e->getResponse();
+
+        if ($response->getStatusCode() === 401 || $response->getStatusCode() === 403) {
+            throw new ApiKeyInvalidException($response);
+        }
+
         if ($response->getBody()->getSize() > 0) {
             /** @var ApiErrorResponse $apiErrorResponse */
             $apiErrorResponse = $this->serializer->deserialize(

src/Exception/ApiKeyInvalidException.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Speicher210\KontaktIO\Exception;
+
+use Psr\Http\Message\ResponseInterface;
+use Speicher210\KontaktIO\Model\ApiErrorResponse;
+
+/**
+ * Exception thrown whe the API key is not valid or not having enough permissions.
+ */
+class ApiKeyInvalidException extends ApiException
+{
+    /**
+     * Constructor.
+     *
+     * @param ResponseInterface $response The API response.
+     */
+    public function __construct(ResponseInterface $response)
+    {
+        $apiErrorResponse = new ApiErrorResponse();
+        $apiErrorResponse->setStatus($response->getStatusCode());
+        $apiErrorResponse->setMessage($response->getReasonPhrase());
+
+        parent::__construct($apiErrorResponse);
+    }
+}