using System;
using System.IO;
using System.Linq;
using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using System.Diagnostics.CodeAnalysis;
using Syncfusion.XForms.EffectsView;
using Xamarin.Forms;

namespace comal.timesheets
{
    public class DeliveryDetailModel : DetailModel<DeliveryDetailModel,DeliveryDetailShell, Delivery>
    {
        public DeliveryDetailModel(IModelHost host, Func<Filter<Delivery>> filter, bool transient = false) : base(host, filter, transient)
        {
        }

        public DeliveryDetailModel(IModelHost host, Func<Filter<Delivery>> filter, [NotNull] String filename) : base(host, filter, filename)
        {
        }

        public DeliveryDetailItemShell[] Dockets { get; private set; }
        
        public DeliveryDocumentShell[] Documents { get; private set; }

        public override void BeforeLoad(MultiQuery query)
        {
            base.BeforeLoad(query);
            
            query.Add<DeliveryItem>(
                new Filter<DeliveryItem>(x => x.Delivery.ID).InQuery(Filter(), x => x.ID),
                DeliveryDetailItemShell.Columns.Columns
            );            
            
            query.Add<DeliveryDocument>(
                new Filter<DeliveryDocument>(x => x.EntityLink.ID).InQuery(Filter(), x => x.ID),
                DeliveryDocumentShell.Columns.Columns
            );
        }

        public override void AfterLoad(MultiQuery query)
        {
            base.AfterLoad(query);
            
            Dockets = query.Get<DeliveryItem>()
                .Rows
                .Select(r => new DeliveryDetailItemShell() { Row = r, Parent = this })
                .ToArray();  
            
            Documents = query.Get<DeliveryDocument>()
                .Rows
                .Select(r => new DeliveryDocumentShell() { Row = r, Parent = this })
                .ToArray();
        }

        protected override void Initialize()
        {
            base.Initialize();
            Dockets = new DeliveryDetailItemShell[] { };
            Documents = new DeliveryDocumentShell[] { };
        }
    }
}