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

using System;
using System.Net.Http;
using System.Threading.Tasks;
using Kruzya.TelegramBot.Core.Extensions;
using Telegram.Bot.Types;

namespace Kruzya.TelegramBot.CombotAntiSpam.Combot;

public class CombotClient : ICombotClient
{
    public HttpClient _HttpClient;

    public CombotClient()
    {
        _HttpClient = new HttpClient();
        _HttpClient.BaseAddress = new Uri("https://api.cas.chat/check");
    }
        
    public bool IsSpammer(User user)
    {
        return IsSpammerAsync(user).GetAwaiter().GetResult();
    }

    public async Task<bool> IsSpammerAsync(User user)
    {
        var result = await _HttpClient.GetJsonAsync<CombotApiResponse>($"?user_id={user.Id}");
        return result.IsSpammer;
    }
}