telegram-bot/modules/CombotAntiSpam/Combot/ICombotClient.cs

using System.Threading.Tasks;
using Telegram.Bot.Types;

namespace Kruzya.TelegramBot.CombotAntiSpam.Combot
{
    public interface ICombotClient
    {
        public bool IsSpammer(User user);
        public Task<bool> IsSpammerAsync(User user);
    }
}