using DotNetty.Buffers;
using DotNetty.Codecs;
using DotNetty.Transport.Channels;
using log4net;
using Service.TBox.Msg;

namespace Service.TBox.Codec;

public class Encoder : MessageToByteEncoder<BaseMsg>
{
    private static readonly ILog Log = LogManager.GetLogger(typeof(Encoder));

    /// <summary>
    ///
    /// </summary>
    /// <param name="context"></param>
    /// <param name="obj"></param>
    /// <param name="output"></param>
    protected override void Encode(IChannelHandlerContext context, BaseMsg obj, IByteBuffer output)
    {
        byte[] bytes = obj.ToBytes();
        byte[] result =
            { 0, bytes[0], bytes[1], bytes[2], bytes[3], bytes[4], bytes[5], bytes[6], bytes[7], 0, 0, 0, 0 };
        output.WriteBytes(result);
    }
}