Umbraco-CMS/src/Umbraco.Core/Notifications/TemplateSavingNotification.cs

// Copyright (c) Umbraco.
// See LICENSE for more details.

using System.Collections.Generic;
using Umbraco.Cms.Core.Events;
using Umbraco.Cms.Core.Models;

namespace Umbraco.Cms.Core.Notifications
{
    public class TemplateSavingNotification : SavingNotification<ITemplate>
    {
        private const string s_templateForContentTypeKey = "CreateTemplateForContentType";
        private const string s_contentTypeAliasKey = "ContentTypeAlias";

        public TemplateSavingNotification(ITemplate target, EventMessages messages) : base(target, messages)
        {
        }

        public TemplateSavingNotification(IEnumerable<ITemplate> target, EventMessages messages) : base(target, messages)
        {
        }

        public TemplateSavingNotification(ITemplate target, EventMessages messages, bool createTemplateForContentType,
            string contentTypeAlias) : base(target, messages)
        {
            CreateTemplateForContentType = createTemplateForContentType;
            ContentTypeAlias = contentTypeAlias;
        }

        public TemplateSavingNotification(IEnumerable<ITemplate> target, EventMessages messages,
            bool createTemplateForContentType,
            string contentTypeAlias) : base(target, messages)
        {
            CreateTemplateForContentType = createTemplateForContentType;
            ContentTypeAlias = contentTypeAlias;
        }

        public bool CreateTemplateForContentType
        {
            get
            {
                if (State?.TryGetValue(s_templateForContentTypeKey, out var result) ?? false)
                {
                    if (result is not bool createTemplate)
                    {
                        return false;
                    }

                    return createTemplate;
                }

                return false;
            }
            set
            {
                if (!value is bool && State is not null)
                {
                    State[s_templateForContentTypeKey] = value;
                }
            }
        }

        public string? ContentTypeAlias
        {
            get
            {
                if (State?.TryGetValue(s_contentTypeAliasKey, out var result) ?? false)
                {
                    return result as string;
                }

                return null;
            }

            set
            {
                if (value is not null && State is not null)
                {
                    State[s_contentTypeAliasKey] = value;
                }
            }
        }
    }
}