MafiaTelegramBot/MafiaTelegramBot/Models/Inlines/Query.cs

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

namespace MafiaTelegramBot.Models.Inlines
{
    public abstract class Query
    {
        protected abstract string Name { get; }

        protected abstract Task Execute(long chatId, TelegramBotClient client);

        private bool Contains(string command)
        {
            return command.Contains(Name);
        }
        
        public static Task Update(Update update)
        {
            var queries = Bot.Queries;
            var data = update.CallbackQuery.Data;
            var chatId = update.CallbackQuery.Message.Chat.Id;
            var client = Bot.Get();

            return (from query in queries
                where query.Contains(data)
                select query.Execute(chatId, client)).FirstOrDefault();
        }
    }
}