fix(Select): placeholder does not disappear (#7581)

* fix: 修复请求数量不正确问题

* chore: bump version 10.2.3

* chore: bump version 10.2.3

Author: ArgoZhang

src/BootstrapBlazor/BootstrapBlazor.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>10.2.3-beta03</Version>
+    <Version>10.2.3</Version>
   </PropertyGroup>
 
   <ItemGroup>

src/BootstrapBlazor/Components/Select/MultiSelect.razor.cs

@@ -284,16 +284,13 @@ private List<SelectedItem> GetItemsByVirtualize()
 
     private async ValueTask<ItemsProviderResult<SelectedItem>> LoadItems(ItemsProviderRequest request)
     {
-        var count = !string.IsNullOrEmpty(SearchText) ? request.Count : GetCountByTotal();
-        var data = await OnQueryAsync(new() { StartIndex = request.StartIndex, Count = count, SearchText = SearchText });
+        var data = await OnQueryAsync(new() { StartIndex = request.StartIndex, Count = request.Count, SearchText = SearchText });
 
         _itemsCache = null;
         _totalCount = data.TotalCount;
         var items = data.Items ?? [];
         _result = new ItemsProviderResult<SelectedItem>(items, _totalCount);
         return _result;
-
-        int GetCountByTotal() => _totalCount == 0 ? request.Count : Math.Min(request.Count, _totalCount - request.StartIndex);
     }
 
     /// <summary>

src/BootstrapBlazor/Components/Select/Select.razor.cs

@@ -261,16 +261,13 @@ protected override async Task OnParametersSetAsync()
 
     private async ValueTask<ItemsProviderResult<SelectedItem>> LoadItems(ItemsProviderRequest request)
     {
-        var count = !string.IsNullOrEmpty(SearchText) ? request.Count : GetCountByTotal();
-        var data = await OnQueryAsync(new() { StartIndex = request.StartIndex, Count = count, SearchText = SearchText });
+        var data = await OnQueryAsync(new() { StartIndex = request.StartIndex, Count = request.Count, SearchText = SearchText });
 
         _itemsCache = null;
         _totalCount = data.TotalCount;
         var items = data.Items ?? [];
         _result = new ItemsProviderResult<SelectedItem>(items, _totalCount);
         return _result;
-
-        int GetCountByTotal() => _totalCount == 0 ? request.Count : Math.Min(request.Count, _totalCount - request.StartIndex);
     }
 
     /// <summary>