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#pragma once

#include <queue>

#include "infer_response.h"

namespace triton { namespace backend { namespace python {

class ResponseIterator {

public:

ResponseIterator(const std::shared_ptr<InferResponse>& response);

~ResponseIterator();

std::shared_ptr<InferResponse> Next();

py::iterator Iter();

void EnqueueResponse(std::shared_ptr<InferResponse> infer_response);

void* Id();

void Clear();

std::vector<std::shared_ptr<InferResponse>> GetExistingResponses();

private:

std::vector<std::shared_ptr<InferResponse>> responses_;

std::queue<std::shared_ptr<InferResponse>> response_buffer_;

std::mutex mu_;

std::condition_variable cv_;

void* id_;

bool is_finished_;

bool is_cleared_;

size_t idx_;

};

}}} // namespace triton::backend::python