[CT-700] only send response when there is at least one update (#1216)

dydxprotocol · Mar 28, 2024 · a87e4c1 · a87e4c1
1 parent 55631cb
commit a87e4c1
Showing 1 changed file with 9 additions and 7 deletions.
diff --git a/protocol/streaming/grpc/grpc_streaming_manager.go b/protocol/streaming/grpc/grpc_streaming_manager.go
@@ -110,13 +110,15 @@ func (sm *GrpcStreamingManagerImpl) SendOrderbookUpdates(
 			}
 		}
 
-		if err := subscription.srv.Send(
-			&clobtypes.StreamOrderbookUpdatesResponse{
-				Updates:  updatesToSend,
-				Snapshot: snapshot,
-			},
-		); err != nil {
-			idsToRemove = append(idsToRemove, id)
+		if len(updatesToSend) > 0 {
+			if err := subscription.srv.Send(
+				&clobtypes.StreamOrderbookUpdatesResponse{
+					Updates:  updatesToSend,
+					Snapshot: snapshot,
+				},
+			); err != nil {
+				idsToRemove = append(idsToRemove, id)
+			}
 		}
 	}