// /**
//  * File: ObjectIdentifier.cs
//  * Author: haraldwolff
//  *
//  * This file and it's content is copyrighted by the Author and / or copyright holder.
//  * Any use wihtout proper permission is illegal and may lead to legal actions.
//  *
//  *
//  **/
using System;
using System.Linq;
using ln.snmp.asn1;

namespace ln.snmp.types
{
    public class ObjectIdentifier : Variable
    {
        public int[] OIDValue { get; set; }

        public ObjectIdentifier()
            :base(new Identifier(IdentifierClass.UNIVERSAL,false,6))
        {
        }

        public ObjectIdentifier(int[] oid)
            : this()
        {
            OIDValue = oid;
        }
        public ObjectIdentifier(string oid)
            : this()
        {
            int[] ioid = oid.Split(new char[] { '.' }, StringSplitOptions.None).Select((x)=> int.Parse(x)).ToArray();
            OIDValue = ioid;
        }


        /* Check is b is part of the my subtree or is equal*/
        public bool Contains(ObjectIdentifier b)
        {
            int[] me = OIDValue;
            int[] you = b.OIDValue;

            if (me.Length > you.Length)
                return false;

            for (int n=0;n<me.Length;n++)
            {
                if (me[n] != you[n])
                    return false;
            }
            return true;
        }


        public override byte[] Bytes
        {
            get => BasicEncodingRules.EncodeOID(OIDValue);
            set => OIDValue = BasicEncodingRules.DecodeOID(value);
        }
        public override object Value
        {
            get => OIDValue;
            set => OIDValue = value as int[];
        }

        public string AsString
        {
            get => String.Join(".", OIDValue.Select((x) => x.ToString()));
        }

        public override string ToString()
        {
            return String.Format("[ObjectIdentifier OID={0}]", AsString);
            }

    }
}