squidex/backend/src/Squidex.Domain.Apps.Entities/Assets/DomainObject/AssetFolderDomainObject.State.cs

// ==========================================================================
//  Squidex Headless CMS
// ==========================================================================
//  Copyright (c) Squidex UG (haftungsbeschraenkt)
//  All rights reserved. Licensed under the MIT license.
// ==========================================================================

using System.Text.Json.Serialization;
using Squidex.Domain.Apps.Events.Assets;
using Squidex.Infrastructure;
using Squidex.Infrastructure.Commands;
using Squidex.Infrastructure.EventSourcing;
using Squidex.Infrastructure.Reflection;

namespace Squidex.Domain.Apps.Entities.Assets.DomainObject
{
    public sealed partial class AssetFolderDomainObject
    {
        public sealed class State : DomainObjectState<State>, IAssetFolderEntity
        {
            public NamedId<DomainId> AppId { get; set; }

            public string FolderName { get; set; }

            public DomainId ParentId { get; set; }

            public bool IsDeleted { get; set; }

            [JsonIgnore]
            public DomainId UniqueId
            {
                get => DomainId.Combine(AppId, Id);
            }

            public override bool ApplyEvent(IEvent @event)
            {
                switch (@event)
                {
                    case AssetFolderCreated e:
                        {
                            Id = e.AssetFolderId;

                            SimpleMapper.Map(e, this);
                            return true;
                        }

                    case AssetFolderRenamed e when Is.OptionalChange(FolderName, e.FolderName):
                        {
                            FolderName = e.FolderName;
                            return true;
                        }

                    case AssetFolderMoved e when Is.Change(ParentId, e.ParentId):
                        {
                            ParentId = e.ParentId;
                            return true;
                        }

                    case AssetFolderDeleted:
                        {
                            IsDeleted = true;
                            return true;
                        }
                }

                return false;
            }
        }
    }
}