// /**
//  * File: Connection.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 ln.type;
using System.IO;
using System.Text;
using ln.logging;
using ln.http.listener;
using ln.http.exceptions;
using ln.protocols.helper;

namespace ln.http.connections
{
    public abstract class Connection : IDisposable
    {
        public Listener Listener { get; private set; }

        public abstract IPv6 RemoteHost { get; }
        public abstract int RemotePort { get; }

        public abstract Stream GetStream();

        public Connection(Listener listener)
        {
            Listener = listener;
        }

        public virtual HttpRequest ReadRequest(HTTPServer httpServer)
        {
            try
            {
                if (HttpLikeProtocolReader.ReadRequest(GetStream(), Encoding.UTF8, out Request request))
                    return new HttpRequest(httpServer, request);
                return null;
            } catch (IOException)
            {
                return null;
            } catch (ConnectionClosedException)
            {
                return null;
            } catch (Exception e)
            {
                Logging.Log(e);
                return null;
            }
        }

        public abstract void Close();
        public virtual void Dispose()
        {
            Close();
            Listener = null;
        }

    }
}