[HELP] Npc Packet (4351 TheCOServer)

using System;
using System.Collections.Generic;
using System.Text;
using MyMathLib;
using TheCOServer.PacketHandler;

namespace TheCOServer.ClientRequests
{
    public class NpcTalk : Base
    {
        public Packets BasePacket = new Packets();

        public NpcTalk(int uid, int linkback, byte[] Data, Client Client)
        {

            switch (uid)
            {
                default:
                    {
                        Text("non-player character with id " + uid + " not ready yet!", Client);
                        Link("I'll be right back!", 255, Client);
                        End(Client);
                        break;
                    }
            }
        }
        public void Text(string value, Client Client)
        {
            byte[] pack = Client.ThePackets.NpcSay(value);
            Client.SendPacket(pack);
        }
        public void Link(string value, int LinkBack, Client Client)
        {
            byte[] pack = Client.ThePackets.NpcLink(value, (byte)LinkBack);
            Client.SendPacket(pack);
        }
        public void Input(string value, int LinkBack, Client Client)
        {
            //Client.SendPacket(BasePacket.NPCTalk(LinkBack, 3, value));
        }
        public void Face(byte Face, Client Client)
        {
            byte[] pack = Client.ThePackets.NpcFace(Face);
            Client.SendPacket(pack);
        }
        public void End(Client Client)
        {
            byte[] pack = Client.ThePackets.NpcEnd();
            Client.SendPacket(pack);
        }
    }
}

public byte[] NpcSay(string Text)
        {
            WriteShort(16 + Text.Length);
            WriteShort(2032);
            WriteLong(0);
            WriteShort(0);
            Byte(255);
            Byte(1);
            Byte(1);
            WriteLong(Text.Length);
            WriteString(Text);
            Byte(0);

            return GetBytes();
        }
        public byte[] NpcLink(string Text, byte Link)
        {
            WriteShort(16 + Text.Length);
            WriteShort(2032);
            WriteLong(0);
            WriteShort(0);
            Byte(Link);
            Byte(2);
            Byte(1);
            WriteLong(Text.Length);
            WriteString(Text);
            Byte(0);

            return GetBytes();
        }
        public byte[] NpcFace(int Face)
        {
            WriteShort(16);
            WriteShort(2032);
            WriteLong(10);
            WriteLong(10);
            WriteShort(Face);
            Byte(255);
            Byte(4);
            WriteLong(0);

            return GetBytes();
        }
        public byte[] NpcEnd()
        {
            WriteShort(16);
            WriteShort(2032);
            WriteLong(0);
            WriteShort(0);
            Byte(255);
            Byte(100);
            WriteLong(0);

            return GetBytes();
        }