🚑 Rewind streams before getting contents to prevent it from returning…

… empty strings

src/Resources/File.php

@@ -181,6 +181,9 @@ public function getBase64Data($mimeType = null)
             return $this->base64Data[$mimeType] = base64_encode(file_get_contents($this->paths[$mimeType]));
         }
         if (isset($this->streams[$mimeType])) {
+            // Rewind the stream to ensure that we're getting all of the contents.
+            $this->streams[$mimeType]->rewind();
+
             return $this->base64Data[$mimeType] = base64_encode($this->streams[$mimeType]->getContents());
         }
 

src/Resources/Proxy/FileStreamProxy.php

@@ -46,6 +46,11 @@ protected function getStream()
             ['Accept' => $this->mimeType],
             MyParcelComApiInterface::TTL_MONTH
         )->then(function (ResponseInterface $response) {
+            // Rewind the internal pointer to the start of the body. This
+            // prevents us from having to rewind the stream before we start
+            // using it.
+            $response->getBody()->rewind();
+
             return $response->getBody();
         })->wait();
     }