using System;
using System.Linq;
using System.Linq.Expressions;
using Comal.Classes;
using InABox.Core;
using System.Diagnostics.CodeAnalysis;

namespace comal.timesheets
{
    public class EquipmentModel : ListModel<EquipmentModel, EquipmentShell, Equipment>
    {
        public EquipmentModel(IModelHost host, Func<Filter<Equipment>> filter, bool transient = false) : base(host, filter, transient)
        {
            //new EquipmentDocumentShell();
            //new EquipmentKanbanShell();
            //Reset();
        }

        public EquipmentModel(IModelHost host, Func<Filter<Equipment>> filter, [NotNull] String filename) : base(host, filter, filename)
        {
            //new EquipmentDocumentShell();
            //new EquipmentKanbanShell();
            //Reset();
        }

        // private void Reset()
        // {
        //     Kanbans = new EquipmentKanbanShell[] { };
        //     Documents = new EquipmentDocumentShell[] { };
        // }
        
        // public override Columns<Equipment> Columns => EquipmentShell.Columns.

        protected override Expression<Func<Equipment, object>> ImageColumn => x => x.GroupLink.Thumbnail.ID;
        
        //public EquipmentKanbanShell[] Kanbans { get; private set; }
        
        //public EquipmentDocumentShell[] Documents { get; private set; }
        
        public String[] GroupNames => Items.Select(x => x.GroupName).Distinct().OrderBy(x => x).Prepend("All").ToArray();
        
        // public override void BeforeLoad(MultiQuery query)
        // {
        //     base.BeforeLoad(query);
        //     
        //     query.Add(
        //         new Filter<Kanban>(x => x.Equipment.ID).InQuery(Filter(), x => x.ID),
        //         EquipmentKanbanShell.Columns.Columns
        //     );
        //     
        //     query.Add(
        //         new Filter<EquipmentDocument>(x => x.EntityLink.ID).InQuery(Filter(), x => x.ID),
        //         EquipmentDocumentShell.Columns.Columns
        //     );
        // }
        
        // public override void AfterLoad(MultiQuery query)
        // {
        //     base.AfterLoad(query);
        //     Kanbans = query.Get<Kanban>()
        //         .Rows
        //         .Select(x => new EquipmentKanbanShell() { Row = x, Parent = this })
        //         .ToArray();
        //     Documents = query.Get<EquipmentDocument>()
        //         .Rows
        //         .Select(x => new EquipmentDocumentShell() { Row = x, Parent = this })
        //         .ToArray();
        // }

        // protected override void DoUnload()
        // {
        //     base.DoUnload();
        //     Reset();
        // }
    }
}