using System;

namespace SharpChat.Packet {
    public class AuthSuccessPacket : ServerPacket {
        public ChatUser User { get; private set; }
        public ChatChannel Channel { get; private set; }
        public ChatConnection Connection { get; private set; }
        public int MaxMessageLength { get; private set; }

        public AuthSuccessPacket(
            ChatUser user,
            ChatChannel channel,
            ChatConnection connection,
            int maxMsgLength
        ) {
            User = user ?? throw new ArgumentNullException(nameof(user));
            Channel = channel ?? throw new ArgumentNullException(nameof(channel));
            Connection = connection ?? throw new ArgumentNullException(nameof(connection));
            MaxMessageLength = maxMsgLength;
        }

        public override string Pack() {
            return string.Format(
                "1\ty\t{0}\t{1}\t{2}\t{3} {4} {5} {6} {7}\t{8}\t{9}",
                User.UserId,
                User.LegacyNameWithStatus,
                User.Colour,
                User.Rank,
                User.Can(ChatUserPermissions.KickUser) ? 1 : 0,
                User.Can(ChatUserPermissions.ViewLogs) ? 1 : 0,
                User.Can(ChatUserPermissions.SetOwnNickname) ? 1 : 0,
                User.Can(ChatUserPermissions.CreateChannel | ChatUserPermissions.SetChannelPermanent, true) ? 2 : (
                    User.Can(ChatUserPermissions.CreateChannel) ? 1 : 0
                ),
                Channel.Name,
                MaxMessageLength
            );
        }
    }
}