// /**
//  * File: Router.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.Collections.Generic;
using ln.types;
using ln.skyscanner.crawl;
using ln.types.odb;
using Newtonsoft.Json;
using LiteDB;
using ln.logging;
namespace ln.skyscanner.entities
{
    public class NetworkInterface
    {
        [DocumentID]
        public readonly Guid ID = Guid.NewGuid();
        
        public Guid NodeID { get; set; }

        [JsonIgnoreAttribute]
        public Node Node
        {
            get => SkyScanner.Instance.Entities.nodeCollection[NodeID];
            set => NodeID = value.ID;
        }

        public string Name { get; private set; } = "";
        public string HWAddress { get; set; } = "";

        //public CIDR[] IPs { get; set; } = new CIDR[0];
        public IEnumerable<IntfIP> IPs => SkyScanner.Instance.Entities.intfIPCollection.Select("interfaceID", ID);

        private NetworkInterface()
        { }

        public NetworkInterface(Node node,String name)
        {
            Node = node;
            Name = name;
        }

        public bool HasIP(CIDR ip)
        {
            ip = ip.Host;

            foreach (IntfIP ifip in IPs)
            {
                if (ifip.IP.Host.Equals(ip))
                    return true;
            }
            return false;
        }


        public override int GetHashCode()
        {
            if (Node == null)
                Logging.Log(LogLevel.WARNING, "NetworkInterface without Node detected. ID={2} NodeID={0} Name={1}",NodeID,Name,ID);
            else
                return Node.GetHashCode() ^ Name.GetHashCode();
            return 0;
        }

        public override bool Equals(object obj)
        {
            if (obj is NetworkInterface)
            {
                NetworkInterface networkInterface = obj as NetworkInterface;
                return object.Equals(Node,networkInterface.Node) && object.Equals(Name,networkInterface.Name);
            }
            return false;
        }

        public override string ToString()
        {
            return string.Format("[NetworkInterface ID={0} NodeID={1} Name={2}]",ID,NodeID,Name);
        }

    }

}