チュートリアル: コンテンツ リゾルバーをレンダリングするモデルバインド ビューの作成

using Sitecore.Data;

namespace MyProject
{
  public static class Templates
  {
    public static class SiteRoot
    {
      public static readonly ID Id = ID.Parse("{061CBA15-5474-4B91-8A06-17903B102B82}");
    }
        
    public static class AppRoute
    {
      public static readonly ID Id = ID.Parse("{89829df8-93ee-56be-b57a-8f9efa6ba0a6}");

      public static class Fields
      {
        public static readonly ID PageTitle = ID.Parse("{09265946-b966-5034-bad7-94e0d935147a}");
      }
    }
  }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using Sitecore.Abstractions;
using Sitecore.Data.Items;
using Sitecore.LayoutService.Configuration;
using Sitecore.LayoutService.ItemRendering.ContentsResolvers;
using Sitecore.Mvc.Presentation;

namespace MyProject.LayoutService
{
  public class NavigationContentsResolver : RenderingContentsResolver
  {
    private const int NavigationDepth = 2;

    private readonly BaseLinkManager _linkManager;

    public NavigationContentsResolver(BaseLinkManager linkManager)
    {
      _linkManager = linkManager;
    }

    public override object ResolveContents(Rendering rendering, IRenderingConfiguration renderingConfig)
    {
      var contextItem = GetContextItem(rendering, renderingConfig);
      var siteRoot = contextItem?.Axes.GetAncestors().FirstOrDefault(item => item.DescendsFrom(Templates.SiteRoot.Id));
      if (siteRoot == null)
      {
        return null;
      }

      // First page under our site root should be Home
      return GetNavigation(siteRoot, NavigationDepth).FirstOrDefault();
    }

    private IEnumerable<object> GetNavigation(Item parent, int depth)
    {
      depth--;
      return parent.Children
        .Where(item => item.DescendsFrom(Templates.AppRoute.Id))
        .Select(item => new
        {
          Title = item[Templates.AppRoute.Fields.PageTitle],
          Url = _linkManager.GetItemUrl(item),
          Children = depth >= 0 ? GetNavigation(item, depth) : new object[0]
        });
    }
  }
}

MyProject.LayoutService.NavigationContentsResolver, MyProject

using System.Collections.Generic;
using Sitecore.AspNet.RenderingEngine.Binding.Attributes;

namespace MyProject.Models
{
  public class NavigationModel
  {
    [SitecoreComponentField]
    public string Title { get; set; }

    [SitecoreComponentField]
    public string Url { get; set; }

    [SitecoreComponentField]
    public IEnumerable<NavigationModel> Children { get; set; }
  }
}

@model NavigationModel

<ul>
  <li><a href="@Model.Url">Home</a></li>
  @foreach (var navigation in Model.Children)
  {
    <li>
    <a href="@navigation.Url">@navigation.Title</a>
    @if (@navigation.Children != null)
    {
      <ul>
      @foreach (var childNav in navigation.Children)
      {
        <li><a href="@childNav.Url">@childNav.Title</a></li>
      }
      </ul>
    }
    </li>
  }
</ul>

services.AddSitecoreRenderingEngine(options =>
  {
    //Register your components here
    options
      .AddModelBoundView<ContentBlockModel>("ContentBlock")
      .AddModelBoundView<NavigationModel>("Navigation Rendering")
      .AddDefaultPartialView("_ComponentNotFound");
  })
  // Includes forwarding of Scheme as X-Forwarded-Proto to the Layout Service so that
  // Sitecore Media and other links have the correct scheme.
  .ForwardHeaders()
  // Enable forwarding relevant headers and client IP for Sitecore Tracking and Personalization.
  .WithTracking()
  // Enable support for the Experience Editor.
  .WithExperienceEditor(options =>
  {
    // Experience Editor integration needs to know the external URL of your rendering host,
    // if behind HTTPS termination or another proxy (like Traefik).
    if (Configuration.RenderingHostUri != null)
    {
      options.ApplicationUrl = Configuration.RenderingHostUri;
    }
  });