using Google.Protobuf;
using Google.Protobuf.WellKnownTypes;
using Nettention.Proud;


using ServerCore;
using ServerBase;
using ServerCommon;
using ServerCommon.BusinessLogDomain;
using MetaAssets;


namespace GameServer;

public class P2PPacketHandler : P2PPacketRecvHandler
{
    public override async Task<Result> onProcessP2PPacket(ISession session, ByteArray receivedBytes)
    {
        var result = new Result();
        
        try
        {
            var bytes = receivedBytes.data;
            if(bytes is null) return result; 
            
            if (receivedBytes.Count < 4)
            {
                return result;
            }
            // var byte_json = receivedBytes.ToJson();
            // Log.getLogger().debug($"p2p packet process packet json : {byte_json}");
            
            byte[] headerBytes = bytes.Take(4).ToArray(); // 첫 4바이트만 추출
            uint packet_id = BitConverter.ToUInt32(headerBytes, 0);
            //Log.getLogger().debug($"Extracted header value: {packet_id}");

            var player = session as Player;
            if (player is null)
            {
                Log.getLogger().debug($"player is nulll: {session.toBasicString()}");
                return result;
            }

            var p2p_data_action = player.getEntityAction<P2PDataAction>();
            if (p2p_data_action is null)
            {
                Log.getLogger().debug($"p2p_data_action is null !!: {player.toBasicString()}");
                return result;
            }

            await p2p_data_action.accumulateP2PData(packet_id, bytes);
            
            //이부분은 고도화 될때 별도 처리
            //패킷 단위로 로직 처리 분류 필요할 경우 고도화 처리 한다.
        }
        catch (Exception ex)
        {
            Log.getLogger().info($"p2p packet process error {ex.Message}");
            return result;
        }
        
        return result;
    }
}