namespace LaaProduction.Services.Models
{
    using System;
    using System.Collections.Generic;
    using System.ComponentModel.DataAnnotations;
    using System.Linq;

    public class OrderScanModel : OrderModel
    {
        public String Host { get; set; }

        public String Place { get; set; }

        public Int32 PalletsCount { get; set; }

        [Display(Name = "Paletten-Nr.")]
        public Int32? PalletNr { get; set; }

        public IEnumerable<Int32> Positions { get; set; }
            = Array.Empty<Int32>();

        public IDictionary<Int32, Boolean> Pallets { get; set; }
            = new Dictionary<Int32, Boolean> { { 1, false } };

        public String PrintUrl
            => $"~/Shipments/Print?ordernr={this.OrderNr}&positionnr={this.PositionNr}&palletnr={this.PalletNr}";

        public String PalletUrl(Int32? palletNr)
            => $"~/Shipments/Pallet?ordernr={this.OrderNr}&positionnr={this.PositionNr}&palletnr={palletNr}";

        internal void UpdatePallets(IEnumerable<KeyValuePair<Int32, Boolean>> pallets)
        {
            this.Pallets = pallets.ToDictionary(x => x.Key, x => x.Value);

            if (this.PalletNr is null || this.PalletNr == 0)
            {
                if (pallets.Any(x => x.Value))
                {
                    this.PalletNr = Math.Max(pallets
                        .Where(x => x.Value)
                        .OrderByDescending(x => x.Key)
                        .FirstOrDefault().Key, 1);
                }
                else
                {
                    this.PalletNr = Math.Max(pallets
                        .OrderByDescending(x => x.Key)
                        .FirstOrDefault().Key, 1);
                }
            }
        }
    }
}