using InABox.Core;

namespace Comal.Classes
{
    public abstract class GanttRelationship<TEntityLink, TStageLink> : Entity, IRemotable, IPersistent
        where TEntityLink : IEntityLink, new()
        where TStageLink : IEntityLink, new()
    {
        [EntityRelationship(DeleteAction.Cascade)]
        public TEntityLink Parent { get; set; }

        [EntityRelationship(DeleteAction.Cascade)]
        public TStageLink Predecessor { get; set; }

        [EntityRelationship(DeleteAction.Cascade)]
        public TStageLink Successor { get; set; }

        public GanttRelationshipType Type { get; set; }

        public int Offset { get; set; }

        protected override void Init()
        {
            base.Init();
            Parent = new TEntityLink();
            Predecessor = new TStageLink();
            Successor = new TStageLink();
        }
    }
}