public static void HandleMessageChat(ref PacketReader packet, ref WorldManager manager) { PacketWriter welcomeMessage = new PacketWriter(Opcodes.SMSG_MESSAGECHAT); welcomeMessage.WriteUInt8((byte)packet.ReadInt32()); // slashCmd, 9: SystemMessage welcomeMessage.WriteUInt32(packet.ReadUInt32()); // Language: General welcomeMessage.WriteUInt64(0); // Guid: 0 - ToAll??? welcomeMessage.WriteString(packet.ReadString()); welcomeMessage.WriteUInt8(0); // afkDND, 0: nothing manager.Send(welcomeMessage); }