From 9c8ab71736fbee44baa00d4a398743bcd9843bf0 Mon Sep 17 00:00:00 2001
From: cryptooda <crypto.oda@gmail.com>
Date: Sat, 22 Nov 2025 16:32:00 +0700
Subject: [PATCH] Do not update the masterBotUserId if update change it to null

---
 .../PostgreSql/PostgreSqlBotRepository.cs                      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Managing.Infrastructure.Database/PostgreSql/PostgreSqlBotRepository.cs b/src/Managing.Infrastructure.Database/PostgreSql/PostgreSqlBotRepository.cs
index a7960d0f..ea224640 100644
--- a/src/Managing.Infrastructure.Database/PostgreSql/PostgreSqlBotRepository.cs
+++ b/src/Managing.Infrastructure.Database/PostgreSql/PostgreSqlBotRepository.cs
@@ -80,7 +80,8 @@ public class PostgreSqlBotRepository : IBotRepository
         existingEntity.LastStartTime = bot.LastStartTime;
         existingEntity.LastStopTime = bot.LastStopTime;
         existingEntity.AccumulatedRunTimeSeconds = bot.AccumulatedRunTimeSeconds;
-        existingEntity.MasterBotUserId = bot.MasterBotUserId;
+        existingEntity.MasterBotUserId =
+            bot.MasterBotUserId ?? existingEntity.MasterBotUserId;
 
         await _context.SaveChangesAsync().ConfigureAwait(false);
     }