更新

server/app/adminapi/service/AssistantSseTiming.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace app\adminapi\service;
 
+use app\common\service\DifyStreamTiming;
 use think\facade\Log;
 
 /** A request-local, patient-free timing record for the diagnosis assistant SSE path. */
@@ -91,4 +92,15 @@ final class AssistantSseTiming
             // Telemetry must never interrupt the clinical request.
         }
     }
+
+    /** The typed collector exposes only bounded numeric timing and enum metadata. */
+    public function logUpstream(DifyStreamTiming $upstream): void
+    {
+        try {
+            Log::write('diagnosis ai upstream stages ' . json_encode([
+                'trace_id' => $this->traceId, 'request_elapsed_ms' => self::elapsedMs($this->startedAt),
+                'timing' => $upstream->snapshot(),
+            ]), 'info');
+        } catch (\Throwable $ignored) {}
+    }
 }