#pragma once

#include <DB/Interpreters/InterserverIOHandler.h>
#include <DB/Storages/MergeTree/MergeTreeData.h>
#include <DB/IO/WriteBuffer.h>
#include <DB/Core/Types.h>
#include <common/logger_useful.h>

namespace DB
{

namespace RemotePartChecker
{

enum class Status : UInt8
{
	OK = 0,
	NOT_FOUND,
	INCONSISTENT,
	ERROR
};

class Service final : public InterserverIOEndpoint
{
public:
	Service(StoragePtr & storage_);
	Service(const Service &) = delete;
	Service & operator=(const Service &) = delete;
	std::string getId(const std::string & node_id) const override;
	void processQuery(const Poco::Net::HTMLForm & params, ReadBuffer & body, WriteBuffer & out) override;

private:
	StoragePtr owned_storage;
	MergeTreeData & data;
	Logger * log = &Logger::get("RemotePartChecker::Service");
};

class Client final
{
public:
	Client() = default;
	Client(const Client &) = delete;
	Client & operator=(const Client &) = delete;

	Status check(const std::string & part_name, const std::string & hash,
		const InterserverIOEndpointLocation & to_location);

private:
//	Logger * log = &Logger::get("RemotePartChecker::Client");
};

}

}