feat(LinkButton): support IsAsync function (#6581)

* test: 更新单元测试

* refactor: 移动 HandlerClick 到基类

* feat(LinkButton): support IsAsync function

* refactor: 移除 sealed 关键字

* refactor: 复用 HandlerClick 方法

* test: 更新单元测试

* refactor: 精简代码

Author: ArgoZhang

src/BootstrapBlazor/Components/Button/Button.razor.cs

@@ -65,24 +65,4 @@ protected virtual async Task OnClickButton()
     /// </summary>
     /// <returns></returns>
     public ValueTask FocusAsync() => ButtonElement.FocusAsync();
-
-    /// <summary>
-    /// 处理点击方法
-    /// </summary>
-    /// <returns></returns>
-    protected virtual async Task HandlerClick()
-    {
-        if (OnClickWithoutRender != null)
-        {
-            if (!IsAsync)
-            {
-                IsNotRender = true;
-            }
-            await OnClickWithoutRender();
-        }
-        if (OnClick.HasDelegate)
-        {
-            await OnClick.InvokeAsync();
-        }
-    }
 }

src/BootstrapBlazor/Components/Button/ButtonBase.cs

@@ -231,6 +231,26 @@ protected override async Task OnAfterRenderAsync(bool firstRender)
         }
     }
 
+    /// <summary>
+    /// 处理点击方法
+    /// </summary>
+    /// <returns></returns>
+    protected virtual async Task HandlerClick()
+    {
+        if (OnClickWithoutRender != null)
+        {
+            if (!IsAsync)
+            {
+                IsNotRender = true;
+            }
+            await OnClickWithoutRender();
+        }
+        if (OnClick.HasDelegate)
+        {
+            await OnClick.InvokeAsync();
+        }
+    }
+
     /// <summary>
     /// 设置按钮是否可用状态
     /// </summary>

src/BootstrapBlazor/Components/Button/LinkButton.cs

@@ -5,14 +5,13 @@
 
 using Microsoft.AspNetCore.Components.Rendering;
 using Microsoft.AspNetCore.Components.Web;
-using System;
 
 namespace BootstrapBlazor.Components;
 
 /// <summary>
 /// LinkButton 组件
 /// </summary>
-public sealed class LinkButton : ButtonBase
+public class LinkButton : ButtonBase
 {
     /// <summary>
     /// 获得/设置 Url 默认为 #
@@ -120,14 +119,19 @@ private RenderFragment AddImage() => builder =>
 
     private async Task OnClickButton()
     {
-        if (OnClickWithoutRender != null)
+        if (IsAsync)
         {
-            await OnClickWithoutRender();
+            IsAsyncLoading = true;
+            IsDisabled = true;
         }
 
-        if (OnClick.HasDelegate)
+        await HandlerClick();
+
+        // 恢复按钮
+        if (IsAsync)
         {
-            await OnClick.InvokeAsync();
+            IsDisabled = IsKeepDisabled;
+            IsAsyncLoading = false;
         }
     }
 }

test/UnitTest/Components/LinkButtonTest.cs

@@ -77,16 +77,22 @@ public void ChildContent_Ok()
     }
 
     [Fact]
-    public void OnClick_Ok()
+    public async Task OnClick_Ok()
     {
         var click = false;
-        var cut = Context.RenderComponent<LinkButton>(builder => builder.Add(s => s.OnClick, () => click = true));
-
-        cut.InvokeAsync(() =>
+        var cut = Context.RenderComponent<LinkButton>(pb =>
         {
-            cut.Find("a").Click();
-            Assert.True(click);
+            pb.Add(a => a.IsAsync, true);
+            pb.Add(s => s.OnClick, async () =>
+            {
+                click = true;
+                await Task.Yield();
+            });
         });
+
+        var link = cut.Find("a");
+        await cut.InvokeAsync(() => link.Click());
+        Assert.True(click);
     }
 
     [Fact]