Fix styling

Author: devhaozi

src/V1.php

@@ -207,7 +207,7 @@ public function ask(
 
             $line = $this->formatStreamMessage($line);
 
-            if (!$this->checkFields($line)) {
+            if (! $this->checkFields($line)) {
                 if (isset($line["detail"]) && $line["detail"] === "Too many requests in 1 hour. Try again later.") {
                     throw new Exception("Rate limit exceeded");
                 }
@@ -283,7 +283,7 @@ public function getConversations(int $offset = 0, int $limit = 20, $account = 0)
             throw new Exception('Response is not json');
         }
 
-        if (!isset($data['items'])) {
+        if (! isset($data['items'])) {
             throw new Exception('Field missing');
         }
 

src/V2.php

@@ -118,7 +118,7 @@ public function ask(string $prompt, string $user = null, bool $stream = false)
             throw new Exception('Response is not json');
         }
 
-        if (!$this->checkFields($data)) {
+        if (! $this->checkFields($data)) {
             throw new Exception('Field missing');
         }