feat(CardUpload): add ActionButtonTemplate parameter (#7027)

* feat: 增加 ActionButtonTemplate 模板

* refactor: 增加条件

* test: 增加单元测试

Author: ArgoZhang

src/BootstrapBlazor/Components/Upload/CardUpload.razor

@@ -32,6 +32,10 @@
                 <div class="upload-item-size"><span>@item.GetFileName()</span> (@item.Size.ToFileSizeString())</div>
                 <div class="upload-item-actions">
                     <div class="btn-group">
+                        @if (ActionButtonTemplate != null)
+                        {
+                            @ActionButtonTemplate(item)
+                        }
                         @if (ShowZoomButton)
                         {
                             <button type="button" class="btn btn-sm btn-secondary btn-zoom" disabled="@GetDisabledString(item)" @onclick="() => OnClickZoom(item)" aria-label="zoom">

src/BootstrapBlazor/Components/Upload/CardUpload.razor.cs

@@ -60,6 +60,12 @@ public partial class CardUpload<TValue>
     [Parameter]
     public RenderFragment<UploadFile>? IconTemplate { get; set; }
 
+    /// <summary>
+    /// 获得/设置 操作按钮模板
+    /// </summary>
+    [Parameter]
+    public RenderFragment<UploadFile>? ActionButtonTemplate { get; set; }
+
     /// <summary>
     /// 获得/设置 新建图标
     /// </summary>

test/UnitTest/Components/UploadCardTest.cs

@@ -220,6 +220,24 @@ await cut.InvokeAsync(() => input.Instance.OnChange.InvokeAsync(new InputFileCha
         btn.InnerHtml.Contains("disabled=\"disabled\"");
     }
 
+    [Fact]
+    public void ActionButtonTemplate_Ok()
+    {
+        var cut = Context.RenderComponent<CardUpload<string>>(pb =>
+        {
+            pb.Add(a => a.DefaultFileList,
+            [
+                new() { FileName = "test.png" }
+            ]);
+            pb.Add(a => a.ActionButtonTemplate, file => pb =>
+            {
+                pb.AddMarkupContent(0, "<button class=\"action-button-test\"></button>");
+            });
+        });
+
+        cut.Contains("action-button-test");
+    }
+
     private class MockBrowserFile(string name = "UploadTestFile", string contentType = "text", TimeSpan? delay = null) : IBrowserFile
     {
         public string Name { get; } = name;