using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Web;
using NLog;
using Sony.Filtr.Contracts.Abstractions;

namespace Sony.Filtr.Utility
{
    public class RateLimitedHttpMessageHandler : DelegatingHandler
    {
        private readonly IRateLimiter _rateLimiter;

        public RateLimitedHttpMessageHandler(HttpMessageHandler innerHandler, IRateLimiter rateLimiter) : base(innerHandler)
        {
            _rateLimiter = rateLimiter;
        }

        protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
        {
            await _rateLimiter.WaitToProceedAsync();

            return await base.SendAsync(request, cancellationToken);
        }
    }
}