Code Mania 2019: Property Lottery

PropertyLottery.cs

sing EPiServer.Cms.Shell.Extensions;
using EPiServer.Shell.ObjectEditing;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace CodeMania.Site.Fun
{
    [AttributeUsage(AttributeTargets.Property, AllowMultiple =false)]
    public class PropertyLotteryAttribute : Attribute, IMetadataAware
    {
        public void OnMetadataCreated(ModelMetadata metadata)
        {
            ExtendedMetadata extendedMetadata = metadata as ExtendedMetadata;
            if (extendedMetadata == null) return;
            extendedMetadata.ShowForEdit = ((DateTime.Now.Second/10)%2==0) ;
        }
    }
}