fix: use sparkplugb decoder only for spBv1.0 topic

2024-05-15 15:24:30 +02:00
parent 65b86ac5f6
commit 8a2c39ba8e
2 changed files with 12 additions and 4 deletions
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -47,9 +47,16 @@ export class ConnectionManager {
        buffer = buffer.slice(0, 20000)
      }

+      let decoded_payload = null
+      if (topic.startsWith("spBv1.0/")) {
+        decoded_payload = SparkplugDecoder.decode(buffer)
+      } else {
+        decoded_payload = Base64Message.fromBuffer(buffer)
+      }
+
      backendEvents.emit(messageEvent, {
        topic,
-        payload: SparkplugDecoder.decode(buffer) ?? Base64Message.fromBuffer(buffer),
+        payload: decoded_payload,
        qos: packet.qos,
        retain: packet.retain,
        messageId: packet.messageId,