[OpenAi][ResultConverter] Enhance the exception message if possible

Author: lyrixx

src/platform/src/Bridge/OpenAi/Embeddings/ResultConverter.php

@@ -14,6 +14,7 @@
 use Symfony\AI\Platform\Bridge\OpenAi\Embeddings;
 use Symfony\AI\Platform\Exception\RuntimeException;
 use Symfony\AI\Platform\Model;
+use Symfony\AI\Platform\Result\RawHttpResult;
 use Symfony\AI\Platform\Result\RawResultInterface;
 use Symfony\AI\Platform\Result\VectorResult;
 use Symfony\AI\Platform\ResultConverterInterface;
@@ -34,6 +35,10 @@ public function convert(RawResultInterface $result, array $options = []): Vector
         $data = $result->getData();
 
         if (!isset($data['data'])) {
+            if ($result instanceof RawHttpResult) {
+                throw new RuntimeException(\sprintf('Response from OpenAI API does not contain "data" key. StatusCode: "%s". Response: "%s".', $result->getObject()->getStatusCode(), json_encode($result->getData(), \JSON_THROW_ON_ERROR)));
+            }
+
             throw new RuntimeException('Response does not contain data.');
         }