telegram-bot/modules/ChatManagement/ParamParser/BanLength.cs

using BotFramework;
using static System.UInt32;

namespace West.TelegramBot.ChatManagement.ParamParser;

public class BanLength
{
    public class Param
    {
        public uint DayCount;
    }

    public class Parser : IParameterParser<Param>
    {
        public Param DefaultInstance()
        {
            return new Param();
        }

        public bool TryGetValue(string text, out Param result)
        {
            result = DefaultInstance();

            if (!TryParse(text, out result.DayCount))
            {
                result.DayCount = 7;
            }
            return true;
        }
    }
}