using System;
using System.Collections.Generic;
using System.Linq.Expressions;
using InABox.Core;

namespace Comal.Classes
{
    [UserTracking("Notifications")]
    public class Notification : Entity, IRemotable, IPersistent, IOneToMany<Job>, ILicense<CoreLicense>
    {
        [EditorSequence(1)]
        [DateTimeEditor(Editable = Editable.Hidden)]
        public override DateTime Created
        {
            get => base.Created;
            set => base.Created = value;
        }

        [EditorSequence(2)]
        public EmployeeLink Sender { get; set; }

        [EditorSequence(3)]
        public EmployeeLink Employee { get; set; }

        [EditorSequence(4)]
        public JobLink Job { get; set; }

        [EditorSequence(5)]
        [TextBoxEditor]
        public string Title { get; set; }

        [EditorSequence(6)]
        [RichTextEditor]
        public string Description { get; set; }

        [EditorSequence(7)]
        [TimestampEditor]
        public DateTime Closed { get; set; }

        [Obsolete("Replaced with Type+EntityID")]
        [NullEditor]
        public DeliveryLink Delivery { get; set; }

        [Obsolete("Replaced with Type+EntityID")]
        [NullEditor]
        public KanbanLink Kanban { get; set; }

        [Obsolete("Replaced with Type+EntityID")]
        [NullEditor]
        public SetoutLink Setout { get; set; }

        [Obsolete("Replaced with Type+EntityID")]
        [NullEditor]
        public RequisitionLink Requisition { get; set; }

        [Obsolete("Replaced with Type+EntityID")]
        [NullEditor]
        public LeaveRequestLink LeaveRequestLink { get; set; }

        [NullEditor]
        public string EntityType { get; set; }

        [NullEditor]
        public Guid EntityID { get; set; }

        private class DocumentCountFormula : ComplexFormulaGenerator<Notification, int>
        {
            public override IComplexFormulaNode<Notification, int> GetFormula() =>
                Count<NotificationDocument, Guid>(x => x.Property(x => x.ID)).WithLink(x => x.EntityLink.ID, x => x.ID);
        }
        [NullEditor]
        [ComplexFormula(typeof(DocumentCountFormula))]
        public int DocumentCount { get; set; }
    }
}