From 574004da1ee50afdcbb909f92b7eede7eb85e438 Mon Sep 17 00:00:00 2001
From: QuanDT <daotrungquan2004@gmail.com>
Date: Mon, 2 Feb 2026 08:38:48 +0000
Subject: [PATCH] Update SickBlazorApp/Components/Pages/Sick.razor

---
 SickBlazorApp/Components/Pages/Sick.razor | 34 +++++++++++++++++++----
 1 file changed, 28 insertions(+), 6 deletions(-)

diff --git a/SickBlazorApp/Components/Pages/Sick.razor b/SickBlazorApp/Components/Pages/Sick.razor
index 8464f3d..5221743 100644
--- a/SickBlazorApp/Components/Pages/Sick.razor
+++ b/SickBlazorApp/Components/Pages/Sick.razor
@@ -201,15 +201,37 @@
 
     private async Task OnApplyNodeIdClicked()
     {
-        if (!_inputNodeId.HasValue)
-            return;
+        if (!_inputNodeId.HasValue) return;
 
-        byte newNodeId = (byte)_inputNodeId.Value;
-        byte oldNodeId = CanService.CurrentNodeId;
+        _applying = true; // Sử dụng flag để disable các nút khác
+        StateHasChanged();
 
-        await CanService.ApplyNodeIdAsync(oldNodeId, newNodeId);
+        try
+        {
+            byte newNodeId = (byte)_inputNodeId.Value;
+            byte oldNodeId = CanService.CurrentNodeId;
 
-        _inputNodeId = null; // reset input
+            // 1. Gửi lệnh đổi ID qua CAN bus
+            await CanService.ApplyNodeIdAsync(oldNodeId, newNodeId);
+
+            // 2. DỪNG SERVICE NGAY LẬP TỨC
+            // Điều này ngăn việc nhận frame từ ID cũ
+            CanService.Stop();
+
+            // 3. Reset UI state
+            _frames.Clear();
+            _nodeState = CanNodeState.PreOperational; 
+            _inputNodeId = null;
+        }
+        catch (Exception ex)
+        {
+            // Log lỗi nếu cần
+        }
+        finally
+        {
+            _applying = false;
+            StateHasChanged();
+        }
     }
 
     private async Task OnStartClicked()