prs/prs.mobile/comal.timesheets/Data Models/Details/Equipment/EquipmentDetailModel.cs

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

namespace comal.timesheets
{
    public class EquipmentDetailModel : DetailModel<EquipmentDetailModel,EquipmentDetailShell,Equipment>
    {

        public EquipmentDetailModel(IModelHost host, Func<Filter<Equipment>> filter, bool transient = false) : base(host, filter, transient)
        {
        }

        public EquipmentDetailModel(IModelHost host, Func<Filter<Equipment>> filter, [NotNull] string filename) : base(host, filter, filename)
        {
        }
        
        protected override void Initialize()
        {
            base.Initialize();
            Documents = new CoreObservableCollection<IDocumentShell>();
            Kanbans = new CoreObservableCollection<EquipmentKanbanShell>();
        }
        
        // public override Columns<(.+)> Columns => EquipmentDetailShell.Columns.Columns;

        public CoreObservableCollection<IDocumentShell> Documents { get; private set; }
        public CoreObservableCollection<EquipmentKanbanShell> Kanbans { get; private set; }

        protected override Expression<Func<Equipment, object>> ImageColumn => x => x.SpecificationSheet.ID;
        
        public override void BeforeLoad(MultiQuery query)
        {
            base.BeforeLoad(query);
            
            query.Add(
                new Filter<EquipmentDocument>(x => x.EntityLink.ID).InQuery(Filter(),x=>x.ID),
                EquipmentDocumentShell.Columns.Columns
            );
            
            query.Add(
                new Filter<Kanban>(x => x.Equipment.ID).InQuery(Filter(),x=>x.ID),
                EquipmentKanbanShell.Columns.Columns
            );
        }

        public override void AfterLoad(MultiQuery query)
        {
            base.AfterLoad(query);
            
            Documents.ReplaceRange(
                query.Get<EquipmentDocument>()
                    .Rows
                    .Select(x => new EquipmentDocumentShell() { Row = x, Parent = this })
                    .ToArray()
            );
            
            Kanbans.ReplaceRange(
                query.Get<Kanban>()
                    .Rows
                    .Select(x => new EquipmentKanbanShell() { Row = x, Parent = this })
                    .ToArray()
            );
        }


    }
}