using System; namespace SharpChat.Packet { public class UserChannelForceJoinPacket : ServerPacket { private readonly string ChannelName; public UserChannelForceJoinPacket(string channelName) { ChannelName = channelName ?? throw new ArgumentNullException(nameof(channelName)); } public override string Pack() { return string.Format("5\t2\t{0}", ChannelName); } } }