IM_NEW/DomainCommons/BaseEntity.cs

using MassTransit;
using MediatR;
using System.ComponentModel.DataAnnotations.Schema;

namespace IM.DomainCommons
{
    public class BaseEntity : IEntity, IDomainEvents
    {
        /// <summary>
        /// 这里使用连续guid，防止数据库性能问题
        /// </summary>
        public Guid Id { get; private set; } = NewId.NextGuid();

        [NotMapped]
        public List<INotification> domainEvents = [];

        public void AddDomainEvent(INotification eventItem)
        {
            domainEvents.Add(eventItem);
        }

        public void AddDomainEventIfAbsent(INotification eventItem)
        {
            if (!domainEvents.Contains(eventItem))
            {
                domainEvents.Add(eventItem);
            }
        }

        public void ClearDomainEvents()
        {
            domainEvents.Clear();
        }

        public IEnumerable<INotification> GetDomainEvents()
        {
            return domainEvents;
        }
    }
}