fix(Dialog): not trigger OnCloseAsync multiple dialog (#6339)

* fix: 修复未触发 OnCloseAsync 回调问题

* chore: bump version 9.8.0

Author: ArgoZhang

src/BootstrapBlazor/BootstrapBlazor.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>9.8.0-beta07</Version>
+    <Version>9.8.0</Version>
   </PropertyGroup>
 
   <ItemGroup>

src/BootstrapBlazor/Components/Dialog/Dialog.razor.cs

@@ -23,7 +23,7 @@ public partial class Dialog : IDisposable
     [NotNull]
     private Func<Task>? _onCloseAsync = null;
 
-    private readonly Dictionary<Dictionary<string, object>, (bool IsKeyboard, bool IsBackdrop)> DialogParameters = [];
+    private readonly Dictionary<Dictionary<string, object>, (bool IsKeyboard, bool IsBackdrop, Func<Task>? OnCloseCallback)> DialogParameters = [];
     private Dictionary<string, object>? _currentParameter;
     private bool _isKeyboard = false;
     private bool _isBackdrop = false;
@@ -72,16 +72,14 @@ private async Task Show(DialogOption option)
 
         _onCloseAsync = async () =>
         {
-            // Callback OnCloseAsync
-            if (option.OnCloseAsync != null)
-            {
-                await option.OnCloseAsync();
-            }
-
             // Remove current DialogParameter
             if (_currentParameter != null)
             {
-                DialogParameters.Remove(_currentParameter);
+                DialogParameters.Remove(_currentParameter, out var v);
+                if (v.OnCloseCallback != null)
+                {
+                    await v.OnCloseCallback();
+                }
 
                 // Support for multiple dialogs
                 var p = DialogParameters.LastOrDefault();
@@ -162,7 +160,7 @@ private async Task Show(DialogOption option)
         _currentParameter = parameters;
 
         // Add ModalDialog to the container
-        DialogParameters.Add(parameters, (_isKeyboard, _isBackdrop));
+        DialogParameters.Add(parameters, (_isKeyboard, _isBackdrop, option.OnCloseAsync));
         await InvokeAsync(StateHasChanged);
     }