Only log event.duration if startTime is defined (#56)

* Only log executionTimeNS if startTime can be deducted in middleware handle

* Update RequestLog.php

* Update LogRequest.php

* Update LogRequest.php

* Update RequestLog.php

* Update LogRequest.php

* Update LogRequest.php

* Update LogRequest.php

* Fix php-cs-fixer findings

* Don't set it to null

* LARAVEL_START constant

* Update LogRequest.php

---------

Co-authored-by: Mads Jon Nielsen <[email protected]>

Author: firecow

src/RequestLog/Data/RequestLog.php

@@ -22,7 +22,7 @@ public function __construct(
         public readonly array   $responseCookies,
         public readonly string  $responseBody,
         public ?Throwable       $responseException,
-        public int              $executionTimeNs,
+        public ?int             $executionTimeNs,
     ) {
     }
 
@@ -52,14 +52,17 @@ public function log()
                 ],
                 'route' => $this->routeUri,
             ],
-            'event' => [
-                'duration' => $this->executionTimeNs, // In nanoseconds, see https://www.elastic.co/guide/en/ecs/current/ecs-event.html
-            ],
             'log' => [
                 'type' => 'request-logs',
             ],
         ];
 
+        if ($this->executionTimeNs !== null) {
+            $context['event'] = [
+                'duration' => $this->executionTimeNs, // In nanoseconds, see https://www.elastic.co/guide/en/ecs/current/ecs-event.html
+            ];
+        }
+
         if($this->responseException !== null) {
             $message = $this->responseException->getMessage();
             $message = empty($message) ? get_class($this->responseException) . ' thrown with empty message' : $message;

src/RequestLog/Middleware/LogRequest.php

@@ -17,9 +17,9 @@ class LogRequest
     /**
      * Holds the start time of the request
      *
-     * @var int $startTime
+     * @var ?int $startTime
      */
-    protected $startTime;
+    protected $startTime = null;
 
     /** Holds the request cookies. Some middleware will change the cookies, thus we need to save it from handle
      *
@@ -103,7 +103,11 @@ private function logRequest(Request $request, Response $response): void
                 return;
             }
 
-            $executionTimeNs = hrtime(true) - $this->startTime;
+            $executionTimeNs = null;
+
+            if ( ! is_null($this->startTime)) {
+                $executionTimeNs = hrtime(true) - $this->startTime;
+            }
 
             $responseHeaders = $response->headers->all();
             unset($responseHeaders['set-cookie']);