From 1b52c4a7b8025d9ca1ff72d1c335ec5e51ebb6b7 Mon Sep 17 00:00:00 2001
From: James Yeung <shunjiey@hotmail.com>
Date: Mon, 9 Jan 2023 15:00:32 +0800
Subject: [PATCH] fix(module: transfer): DataSource refresh (#2998)

---
 components/transfer/Transfer.razor.cs | 6 +++++-
 components/transfer/TransferItem.cs   | 8 ++++++--
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/components/transfer/Transfer.razor.cs b/components/transfer/Transfer.razor.cs
index 600b6cf8..95d84ed6 100644
--- a/components/transfer/Transfer.razor.cs
+++ b/components/transfer/Transfer.razor.cs
@@ -92,7 +92,6 @@ namespace AntDesign
             ClassMapper
                 .Add(PrefixName)
                 .If($"{PrefixName}-rtl", () => RTL);
-
         }
 
         public override async Task SetParametersAsync(ParameterView parameters)
@@ -108,6 +107,11 @@ namespace AntDesign
                 needRefresh |= SelectedKeys != newSelectedKeys;
             }
 
+            if (parameters.TryGetValue(nameof(DataSource), out IList<TransferItem> dataSource))
+            {
+                needRefresh |= DataSource == null || dataSource == null || DataSource.SequenceEqual(dataSource);
+            }
+
             await base.SetParametersAsync(parameters);
 
             if (needRefresh)
diff --git a/components/transfer/TransferItem.cs b/components/transfer/TransferItem.cs
index 153fb0bd..43435d8f 100644
--- a/components/transfer/TransferItem.cs
+++ b/components/transfer/TransferItem.cs
@@ -2,7 +2,7 @@
 
 namespace AntDesign
 {
-    public class TransferItem
+    public record struct TransferItem
     {
         public string Key { get; set; } = "";
 
@@ -10,10 +10,14 @@ namespace AntDesign
 
         public string Description { get; set; } = "";
 
-        public bool Disabled { get; set; }
+        public bool Disabled { get; set; } = false;
 
         private readonly IDictionary<string, object> _properties = new Dictionary<string, object>();
 
+        public TransferItem()
+        {
+        }
+
         public object this[string index]
         {
             get