revert: 回复文档示例

Author: ArgoZhang

src/BootstrapBlazor.Server/Components/Samples/Table/TablesFilter.razor

@@ -211,22 +211,22 @@
             <TableColumn @bind-Field="@context.DateTime" Width="180" Sortable="true" />
             <TableColumn @bind-Field="@context.Name" Width="100" Sortable="true" Filterable="true">
                 <FilterTemplate>
-                    <MultiFilter Items="Items.Select(i => new SelectedItem(i.Name!, i.Name!)).DistinctBy(i => i.Value).ToList()"></MultiFilter>
+                    <MultiFilter Items="_nameMultiFilterItems"></MultiFilter>
                 </FilterTemplate>
             </TableColumn>
             <TableColumn @bind-Field="@context.Address" Sortable="true" Filterable="true">
                 <FilterTemplate>
-                    <MultiFilter Items="Items.Select(i => new SelectedItem(i.Address!, i.Address!)).DistinctBy(i => i.Value).ToList()"></MultiFilter>
+                    <MultiFilter OnGetItemsAsync="OnGetAddressItemsAsync"></MultiFilter>
                 </FilterTemplate>
             </TableColumn>
             <TableColumn @bind-Field="@context.Complete" Width="100" Sortable="true" Filterable="true">
                 <FilterTemplate>
-                    <MultiFilter ShowSearch="false" Items="Items.Select(i => new SelectedItem(i.Complete.ToString(), i.Complete.ToString())).DistinctBy(i => i.Value).ToList()"></MultiFilter>
+                    <MultiFilter ShowSearch="false" Items="Items.Select(i => new SelectedItem(i.Complete.ToString(), i.Complete.ToString())).DistinctBy(i => i.Value)"></MultiFilter>
                 </FilterTemplate>
             </TableColumn>
             <TableColumn @bind-Field="@context.Education" Width="100" Sortable="true" Filterable="true">
                 <FilterTemplate>
-                    <MultiFilter ShowSearch="false" Items="Items.Select(i => new SelectedItem(i.Education.ToString()!, i.Education.ToString()!)).DistinctBy(i => i.Value).ToList()"></MultiFilter>
+                    <MultiFilter ShowSearch="false" Items="Items.Select(i => new SelectedItem(i.Education.ToString()!, i.Education.ToString()!)).DistinctBy(i => i.Value)"></MultiFilter>
                 </FilterTemplate>
             </TableColumn>
             <TableColumn @bind-Field="@context.Count" Width="150" Sortable="true" />

src/BootstrapBlazor.Server/Components/Samples/Table/TablesFilter.razor.cs

@@ -29,6 +29,8 @@ public partial class TablesFilter
     [NotNull]
     private Table<Foo>? TableSetFilter { get; set; }
 
+    private IEnumerable<SelectedItem> _nameMultiFilterItems = default!;
+
     /// <summary>
     /// OnInitialized 方法
     /// </summary>
@@ -37,6 +39,7 @@ protected override void OnInitialized()
         base.OnInitialized();
 
         Items = Foo.GenerateFoo(FooLocalizer);
+        _nameMultiFilterItems = Items.Select(i => new SelectedItem(i.Name!, i.Name!)).DistinctBy(i => i.Value);
     }
 
     private async Task<List<SelectedItem>> OnGetAddressItemsAsync()