From a346c48d3e32a62422bd56939963ebe9740178f3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Dalfors?= <bjorn@binovi.se>
Date: Fri, 17 May 2024 09:08:34 +0200
Subject: [PATCH] refine sparkplug detection

---
 backend/src/index.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/backend/src/index.ts b/backend/src/index.ts
index 9f0df55..0502ae3 100644
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -48,7 +48,8 @@ export class ConnectionManager {
       }
 
       let decoded_payload = null
-      if (topic.startsWith("spBv1.0/")) {
+      // spell-checker: disable-next-line
+      if (topic.match(/spBv1\.0\/[^/]+\/(DDATA|NDATA|NCMD|DCMD|NBIRTH|DBIRTH|NDEATH|DDEATH\/[^/]+\/)/u)) {
         decoded_payload = SparkplugDecoder.decode(buffer)
       } else {
         decoded_payload = Base64Message.fromBuffer(buffer)