#pragma once
#include <drogon/RateLimiter.h>
namespace drogon
{
class TokenBucketRateLimiter : public RateLimiter
{
  public:
    TokenBucketRateLimiter(size_t capacity,
                           std::chrono::duration<double> timeUnit);
    bool isAllowed() override;
    ~TokenBucketRateLimiter() noexcept override = default;
  private:
    size_t capacity_;
    std::chrono::steady_clock::time_point lastTime_;
    std::chrono::duration<double> timeUnit_;
    double tokens_;
};
}