Uuid.cs

using System;
using System.Collections.Generic;
using System.Text;
using Waher.Runtime.Inventory;
using Waher.Security;
using Waher.Things.Ieee1451.Ieee1451_0.Messages;
using Waher.Things.SensorData;
 
namespace Waher.Things.Ieee1451.Ieee1451_0.TEDS.FieldTypes.MetaTeds
{
    public class Uuid : TedsRecord
    {
        public Uuid()
            : base()
        {
        }
 
        public Uuid(byte[] Uuid)
            : base(1, 4, Uuid)
        {
            if (Uuid is null || Uuid.Length != 16)
                throw new ArgumentException("Invalid UUID", nameof(Uuid));
 
            this.Identity = Uuid;
        }
 
        public byte[] Identity { get; set; }
 
        public override Grade Supports(ClassTypePair RecordTypeId)
        {
            return RecordTypeId.Class == 1 && RecordTypeId.Type == 4 ? Grade.Perfect : Grade.NotAtAll;
        }
 
        public override TedsRecord Parse(ClassTypePair RecordTypeId, Binary RawValue, ParsingState State)
        {
            return new Uuid()
            {
                Class = RecordTypeId.Class,
                Type = RecordTypeId.Type,
                RawValue = RawValue.Body,
                Identity = RawValue.NextUInt8Array(nameof(this.Identity), 16)
            };
        }
 
        public override void AddFields(ThingReference Thing, DateTime Timestamp, List<Field> Fields, Teds Teds)
        {
            Fields.Add(new StringField(Thing, Timestamp, "IEEE 1451 UUID",
                Hashes.BinaryToString(this.Identity, true), FieldType.Identity, 
                FieldQoS.AutomaticReadout));
        }
 
        public override void AppendDetails(StringBuilder SnifferOutput)
        {
            SnifferOutput.Append("UUID=");
            SnifferOutput.AppendLine(Hashes.BinaryToString(this.Identity, true));
        }
    }
}