From 8b3caf04cbeb1e9cabeea57281c3eb3f84b080ef Mon Sep 17 00:00:00 2001
From: NklsP <parmentiernicholas@gmail.com>
Date: Fri, 23 Aug 2024 09:42:50 +0200
Subject: [PATCH] When a primary host application is provided, wait before
 sending NBIRTH and DBIRTH.

---
 src/SparkplugNet/Core/Node/SparkplugNodeBase.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/SparkplugNet/Core/Node/SparkplugNodeBase.cs b/src/SparkplugNet/Core/Node/SparkplugNodeBase.cs
index 27df22d..a2b7adb 100644
--- a/src/SparkplugNet/Core/Node/SparkplugNodeBase.cs
+++ b/src/SparkplugNet/Core/Node/SparkplugNodeBase.cs
@@ -364,6 +364,12 @@ private async Task PublishNodeAndDeviceBirthsInternal()
         // Increment the sequence number.
         this.IncrementLastSequenceNumber();
 
+        // When a primary host application is provided, wait before sending NBIRTH and DBIRTH.
+        if (!string.IsNullOrEmpty(this.Options.ScadaHostIdentifier))
+        {
+            return;
+        }
+
         // Publish the message.
         await this.client.PublishAsync(nodeBirthMessage, this.Options.CancellationToken.Value);