using System;

namespace SharpChat.SockChat.PacketsS2C {
    public class WhoChannelNotFoundErrorS2CPacket : ISockChatS2CPacket {
        private readonly long MessageId;
        private readonly DateTimeOffset TimeStamp;
        private readonly string ChannelName;

        public WhoChannelNotFoundErrorS2CPacket(string channelName) {
            MessageId = SharpId.Next();
            TimeStamp = DateTimeOffset.UtcNow;
            ChannelName = channelName;
        }

        public string Pack() {
            return string.Format(
                "2\t{0}\t-1\t1\fwhoerr\f{1}\t{2}\t10010",
                TimeStamp.ToUnixTimeSeconds(),
                SockChatUtility.SanitiseChannelName(ChannelName),
                MessageId
            );
        }
    }
}