#pragma once

#include "../Request.h"
#include "../ServerControls.h"
#include "../ServerSettings.h"

#include "../../transfer/HttpStatusCode.h"

namespace HttpServer
{
	class ServerProtocol
	{
	protected:
		Socket::Adapter &sock;
		const ServerSettings &settings;
		ServerControls &controls;

	public:
		ServerProtocol(Socket::Adapter &sock, const ServerSettings &settings, ServerControls &controls) noexcept;
		ServerProtocol(const ServerProtocol &prot) noexcept;
		virtual ~ServerProtocol() noexcept = default;

		static DataVariant::DataReceiver *createDataReceiver(const Transfer::request_data *rd, const std::unordered_map<std::string, DataVariant::Abstract *> &variants);
		static void destroyDataReceiver(void *src);

	protected:
		void runApplication(struct Request &req, const ServerApplicationSettings &appSets) const;

	public:
		virtual bool sendHeaders(const Http::StatusCode status, std::vector<std::pair<std::string, std::string> > &headers, const std::chrono::milliseconds &timeout, const bool endStream = true) const = 0;
		virtual long sendData(const void *src, size_t size, const std::chrono::milliseconds &timeout, DataTransfer *dt) const = 0;

		virtual bool packRequestParameters(std::vector<char> &buf, const struct Request &req, const std::string &rootDir) const = 0;
		virtual void unpackResponseParameters(struct Request &req, const void *src) const = 0;

		virtual ServerProtocol *process() = 0;
		virtual void close() = 0;
	};
};