From f09c8d5d05dffdc83ed25823886566f87e8f1656 Mon Sep 17 00:00:00 2001
From: Argo Zhang <argo@live.ca>
Date: Tue, 9 Jul 2024 14:30:24 +0800
Subject: [PATCH] fix(Topology): missing background cause value is null (#3822)
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* feat: 增加 null 忽略标签

* chore: bump version 8.0.8
---
 .../BootstrapBlazor.Topology/BootstrapBlazor.Topology.csproj | 2 +-
 .../Components/Topology/TopologyItem.cs                      | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Extensions/Components/BootstrapBlazor.Topology/BootstrapBlazor.Topology.csproj b/src/Extensions/Components/BootstrapBlazor.Topology/BootstrapBlazor.Topology.csproj
index 6cb9d4f04..14dfa656f 100644
--- a/src/Extensions/Components/BootstrapBlazor.Topology/BootstrapBlazor.Topology.csproj
+++ b/src/Extensions/Components/BootstrapBlazor.Topology/BootstrapBlazor.Topology.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>8.0.7</Version>
+    <Version>8.0.8</Version>
   </PropertyGroup>
 
   <PropertyGroup>
diff --git a/src/Extensions/Components/BootstrapBlazor.Topology/Components/Topology/TopologyItem.cs b/src/Extensions/Components/BootstrapBlazor.Topology/Components/Topology/TopologyItem.cs
index f89967af5..ae3c7eb95 100644
--- a/src/Extensions/Components/BootstrapBlazor.Topology/Components/Topology/TopologyItem.cs
+++ b/src/Extensions/Components/BootstrapBlazor.Topology/Components/Topology/TopologyItem.cs
@@ -2,6 +2,8 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 // Website: https://www.blazor.zone or https://argozhang.github.io/
 
+using System.Text.Json.Serialization;
+
 namespace BootstrapBlazor.Components;
 
 /// <summary>
@@ -22,6 +24,7 @@ public class TopologyItem
     /// <summary>
     /// 获得/设置 显示文字
     /// </summary>
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
     public string? Text { get; set; }
 
     /// <summary>
@@ -32,11 +35,13 @@ public class TopologyItem
     /// <summary>
     /// 获得/设置 显示文字颜色
     /// </summary>
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
     public string? TextColor { get; set; }
 
     /// <summary>
     /// 获得/设置 背景颜色
     /// </summary>
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
     public string? Background { get; set; }
 
     /// <summary>