sharp-chat/SharpChat/S2CPackets/ContextUsersS2CPacket.cs

using System.Text;

namespace SharpChat.S2CPackets {
    public class ContextUsersS2CPacket(IEnumerable<ContextUsersS2CPacket.Entry> entries) : S2CPacket {
        public record Entry(long id, string name, ChatColour colour, int rank, ChatUserPermissions perms, bool visible);

        public string Pack() {
            StringBuilder sb = new();

            sb.Append('7');
            sb.Append('\t');
            sb.Append('0');
            sb.Append('\t');
            sb.Append(entries.Count());

            foreach(Entry entry in entries) {
                sb.Append('\t');
                sb.Append(entry.id);
                sb.Append('\t');
                sb.Append(entry.name);
                sb.Append('\t');
                sb.Append(entry.colour);
                sb.Append('\t');
                sb.Append(entry.rank);
                sb.Append(' ');
                sb.Append(entry.perms.HasFlag(ChatUserPermissions.KickUser) ? '1' : '0');
                sb.Append(' ');
                sb.Append(entry.perms.HasFlag(ChatUserPermissions.ViewLogs) ? '1' : '0');
                sb.Append(' ');
                sb.Append(entry.perms.HasFlag(ChatUserPermissions.SetOwnNickname) ? '1' : '0');
                sb.Append(' ');
                sb.Append(entry.perms.HasFlag(ChatUserPermissions.CreateChannel) ? (entry.perms.HasFlag(ChatUserPermissions.SetChannelPermanent) ? '2' : '1') : '0');
                sb.Append('\t');
                sb.Append(entry.visible ? '1' : '0');
            }

            return sb.ToString();
        }
    }
}