Umbraco-CMS/src/Umbraco.Core/Cache/Refreshers/Implement/DomainCacheRefresher.cs

using Umbraco.Cms.Core.Events;
using Umbraco.Cms.Core.Models;
using Umbraco.Cms.Core.Notifications;
using Umbraco.Cms.Core.PublishedCache;
using Umbraco.Cms.Core.Serialization;
using Umbraco.Cms.Core.Services.Changes;

namespace Umbraco.Cms.Core.Cache;

public sealed class DomainCacheRefresher : PayloadCacheRefresherBase<DomainCacheRefresherNotification, DomainCacheRefresher.JsonPayload>
{
    private readonly IPublishedSnapshotService _publishedSnapshotService;

    public DomainCacheRefresher(
        AppCaches appCaches,
        IJsonSerializer serializer,
        IPublishedSnapshotService publishedSnapshotService,
        IEventAggregator eventAggregator,
        ICacheRefresherNotificationFactory factory)
        : base(appCaches, serializer, eventAggregator, factory) =>
        _publishedSnapshotService = publishedSnapshotService;

    #region Json

    public class JsonPayload
    {
        public JsonPayload(int id, DomainChangeTypes changeType)
        {
            Id = id;
            ChangeType = changeType;
        }

        public int Id { get; }

        public DomainChangeTypes ChangeType { get; }
    }

    #endregion

    #region Define

    public static readonly Guid UniqueId = Guid.Parse("11290A79-4B57-4C99-AD72-7748A3CF38AF");

    public override Guid RefresherUniqueId => UniqueId;

    public override string Name => "Domain Cache Refresher";

    #endregion

    #region Refresher

    public override void Refresh(JsonPayload[] payloads)
    {
        ClearAllIsolatedCacheByEntityType<IDomain>();

        // note: must do what's above FIRST else the repositories still have the old cached
        // content and when the PublishedCachesService is notified of changes it does not see
        // the new content...

        // notify
        _publishedSnapshotService.Notify(payloads);

        // then trigger event
        base.Refresh(payloads);
    }

    // these events should never trigger
    // everything should be PAYLOAD/JSON
    public override void RefreshAll() => throw new NotSupportedException();

    public override void Refresh(int id) => throw new NotSupportedException();

    public override void Refresh(Guid id) => throw new NotSupportedException();

    public override void Remove(int id) => throw new NotSupportedException();

    #endregion
}