#pragma once

#include <string>
#include <mutex>
#include <memory>
#include <thread>
#include <functional>

#include <cpp_redis/cpp_redis>
#include <WinSock2.h>

#pragma comment(lib, "ws2_32.lib")
#pragma comment(lib, "tacopie.lib")
#pragma comment(lib, "cpp_redis.lib")

#include <ScopeGuard.hpp>

struct position_context
{
	UINT64	level;
	UINT64	position_id;
	UINT64	request_id;
	UINT64	cur_ord;
	UINT64	volume; // 正表示buy，负表示sell
};

struct request_cache
{
	UINT64	request;
	UINT64	orig_position;
	//UINT64	dest_position;
	UINT64	login;
};

class CPluginInstance
	: public IMTServerPlugin
	, public IMTConPluginSink
	//, public IMTOrderSink
	, public IMTTradeSink
{
public:
	CPluginInstance();
	virtual ~CPluginInstance();

	virtual void Release();
	virtual MTAPIRES Start(IMTServerAPI* server);
	virtual MTAPIRES Stop();

	virtual void OnPluginUpdate(const IMTConPlugin* plugin);

	//virtual void OnOrderAdd(const IMTOrder* order);
	//virtual void OnOrderUpdate(const IMTOrder* order);
	//virtual void OnOrderDelete(const IMTOrder* order);
	//virtual void OnOrderClean(const UINT64 login);

	//virtual void OnDealAdd(const IMTDeal* deal);
	//virtual void OnDealUpdate(const IMTDeal* deal);
	//virtual void OnDealDelete(const IMTDeal* deal);
	//virtual void OnDealClean(const UINT64 login);
	//virtual void OnDealPerform(const IMTDeal* deal, IMTAccount* account, IMTPosition* position);

	virtual void OnTradeRequestProcess(const IMTRequest* request, const IMTConfirm* confirm, const IMTConGroup* group,
		const IMTConSymbol* symbol, const IMTPosition* position, const IMTOrder* order, const IMTDeal* deal);

	template<typename ...Args>
	void DebugOut(const UINT code, LPCWSTR msg, Args... args)
	{
		if (m_debug_mode)
		{
			m_api->LoggerOut(code, msg, args...);
		}
	}

protected:
	virtual MTAPIRES LoadParam();

private:
	IMTServerAPI*	m_api;
	IMTConPlugin*	m_config;
	MTServerInfo	m_info;

	std::mutex		m_lock;
	bool			m_enable;

	MTAPIRES		LoadLogins();
	std::vector<UINT64>	m_followers;

	std::shared_ptr<cpp_redis::client>	m_redis_client;
	bool		m_redis_conn;
	bool		start_redis();
	void		stop_redis();
	void		keep_alive();
	bool		m_redis_error_notified;
	std::thread m_work_thread;

	std::string		m_redis_server;
	//std::string		m_redis_user;
	std::string		m_redis_password;
	int				m_redis_port;

	wchar_t			m_groups[1024];
	//std::wstring	m_logins;
	UINT64			m_trader;
	UINT64			m_dealer;
	//int				m_step;
	//int				m_tolerance;
	int				m_debug_mode;
};