using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Unity.Networking.Transport;

namespace KairoEngine.Multiplayer
{
    public class NetMsg : IComparable<NetMsg>
    {
        public virtual uint code { get { return (uint)NetOpCode.Generic; }}

        public virtual void Serialize(ref DataStreamWriter writer)
        {
            writer.WriteByte((byte)0);
        }

        public virtual void Deserialize(ref DataStreamReader reader)
        {

        }
        
        /// <summary>Send a net message from the server to a client.</summary>
        /// <param name="server">The server sending the message</param>
        /// <param name="netMsg">The actual message to be sent</param>
        /// <param name="writer">The driver writer object</param>
        /// <param name="clientId">The server connection id for the recipient of this message</param>
        public virtual void SendMessage(ServerBehaviour server, NetMsg netMsg, ref DataStreamWriter writer, int clientId) {}

        /// <summary>Send a net message from a client to the server.</summary>
        /// <param name="client">The client sending the message</param>
        /// <param name="netMsg">The actual message to be sent</param>
        /// <param name="writer">The driver writer object</param>
        public virtual void SendMessage(ClientBehaviour client, NetMsg netMsg, ref DataStreamWriter writer) {}

        public virtual NetMsg ReceiveMessage(ServerBehaviour server, ref DataStreamReader stream, int clientId = -1) => null;
        public virtual NetMsg ReceiveMessage(ClientBehaviour client, ref DataStreamReader stream) => null;

        public virtual void ReadMessage(ServerBehaviour server, int clientId = -1) {}
        public virtual void ReadMessage(ClientBehaviour client) {}

        public int CompareTo(NetMsg other)
        {
            throw new NotImplementedException();
        }

    }
}