#pragma once

#include <iostream>
#include <memory>
#include <string>
#include <conio.h>
#include <grpcpp/grpcpp.h>
#include <grpc/grpc.h>
#include <grpc++/channel.h>
#include <grpc++/client_context.h>
#include <grpc++/create_channel.h>

#include "../pb/protobuf.grpc.pb.h"

#include "opencv2/opencv.hpp"


using grpc::Status;
using grpc::Channel;
using grpc::ClientContext;
using grpc::ClientWriter;
using grpc::ClientReader;
using grpc::ClientReaderWriter;

using namespace_uploadpic::Request;
using namespace_uploadpic::Response;

using namespace namespace_uploadpic;
using grpc::ClientContext;



class VisionClient;


class rpcClient
{
public:
	//构造函数，创建一个频道，用于指向服务器
	rpcClient(std::shared_ptr<Channel>channl) :stu_(upload_pic_servicer::NewStub(channl)) {}


	bool upload(cv::Mat img ,std::string user, std::string id );

	void ListFeatures();

	int getClientTime();
	int getServerTime();

private:
	//这个是远程方法（API）的一个指针
	std::unique_ptr<upload_pic_servicer::Stub>stu_;

	int m_nClientTime = 0;
	int m_nServerTime = 0;
};