ant-design-blazor/site/AntDesign.Docs/Shared/NavMenu.razor

@using AntDesign.Docs.Services
<Menu Class="aside-container menu-site" Theme="MenuTheme.Light" Mode="MenuMode.Inline" >
    @menuItemTemplate((MenuItems, LanguageService, 1))
</Menu>


@inject ILanguageService LanguageService
@inject NavigationManager NavigationManager
@inject HttpClient HttpClient
@inject DemoService DemoService; 

@code {

    [Parameter]
    public DemoMenuItem[] MenuItems { get; set; } = {};

    static readonly RenderFragment<(DemoMenuItem[] items, ILanguageService languageService, int level)> menuItemTemplate = context =>
        @<Template>
            @foreach (var menu in context.items)
            {
                if (menu.Type == "menuItem")
                {
                        <MenuItem RouterLink="@($"{context.languageService.CurrentCulture.Name}/{menu.Url}")" RouterMatch="@NavLinkMatch.All">
                            <span>@menu.Title</span>
                            @if (menu.SubTitle != null)
                            {
                                <span class="chinese">@menu.SubTitle</span>
                            }
                        </MenuItem>
                }
                else if (menu.Type == "subMenu")
                {
                    <SubMenu Title="@menu.Title" IsOpen="true">
                        @if (menu.Children.Any())
                        {
                            @menuItemTemplate((menu.Children, context.languageService, context.level + 1))
                        }
                    </SubMenu>
                }
                else if (menu.Type == "itemGroup")
                {
                    <MenuItemGroup Title="@menu.Title">
                        @if (menu.Children.Any())
                        {
                            @menuItemTemplate((menu.Children, context.languageService, context.level + 1))
                        }
                    </MenuItemGroup>
                }
            }
        </Template>;


}