DisplayedPortraits.cs

using System.Globalization;
using Waher.Runtime.Collections;
 
namespace NeuroAccess.Nfc.TravelDocuments.DataObjects
{
    public class DisplayedPortraits : NestedDataObject
    {
        public DisplayedPortraits()
            : base([])
        {
        }
 
        public DisplayedPortraits(byte[] Value, int InstanceCount, DisplayedPortrait[] Photos)
            : base(Value)
        {
            this.InstanceCount = InstanceCount;
            this.Photos = Photos;
        }
 
        public override ushort Tag => 0x65;
 
        public int InstanceCount { get; }
 
        public DisplayedPortrait[]? Photos { get; }
 
        public override IDataObject Create(byte[] Value, IDataObject[] Inner, TravelDocumentsClient Client)
        {
            ChunkedList<DisplayedPortrait> Photos = [];
            int Count = 0;
 
            foreach (IDataObject Object in Inner)
            {
                if (Object is NumberOfInstances NrInstances)
                    Count = NrInstances.Count;
                else if (Object is DisplayedPortrait Photo)
                    Photos.Add(Photo);
                else
                {
                    Client.Warning("Unknown DG5 tag: " + Object.Tag.ToString("X4", CultureInfo.InvariantCulture));
                    break;
                }
            }
 
            return new DisplayedPortraits(Value, Count, [.. Photos]);
        }
    }
}