Update readme

README.md

@@ -114,7 +114,10 @@ Then you can use the package like this:
 ```php
 $weFact = new \Vormkracht10\WeFact\WeFact('your-api-key');
 
-$invoices = $weFact->invoices()->list();
+$response = $weFact->invoices()->list();
+if (isset($response['invoices'])) {
+  print_r($response['invoices']);
+}
 ```
 
 ## Available methods
@@ -124,28 +127,39 @@ $invoices = $weFact->invoices()->list();
 #### List creditors
 
 ```php
-$weFact->creditors()->list();
+$response = $weFact->creditors()->list();
+if (isset($response['creditors'])) {
+  print_r($response['creditors']);
+}
 ```
 
 #### Create creditor
 
 Required parameters: `CompanyName` or `SurName`.
 
 ```php
-$weFact->creditors()->create([
+$response = $weFact->creditors()->create([
     'CompanyName' => 'Your company name',
-  ])
+  ]);
+if ($result['status'] == 'success') {
+  print_r($response['company']);
+}
 ```
 
 #### Update creditor
 
 Required parameter: `Identifier` or `CreditorCode`.
 
 ```php
-$weFact->creditors()->edit([
+$result = $weFact->creditors()->edit([
     'Identifier' => $creditorId,
     'CompanyName' => 'Your company name',
-  ])
+  ]);
+
+if ($result['status'] == 'error') {
+  // Something went wrong
+  print_r($result['errors']);
+}
 ```
 
 #### Show creditor

src/Traits/Request.php

@@ -7,7 +7,7 @@
 trait Request
 {
     /**
-     * @param  array<string, mixed>  $params
+     * @param  array<string, mixed> $params
      * @return array<string, mixed>
      */
     public function sendRequest(string $controller, string $action, array $params): array
@@ -25,13 +25,12 @@ public function sendRequest(string $controller, string $action, array $params):
     }
 
     /**
-     * @param  array<string, mixed>  $params
      * @return array<string, mixed>
      * 
-     * @throws ClientException;
-     * @throws ServerException;
-     * @throws JsonException;
-     * @throws BadResponseException;
+     * @throws \GuzzleHttp\Exception\ClientException;
+     * @throws \GuzzleHttp\Exception\ServerException;
+     * @throws \JsonException;
+     * @throws \GuzzleHttp\Exception\BadResponseException;
      */
     public function parseResponse(ResponseInterface $response): array
     {