#pragma once
#include <functional>


#define LEVEL_DEBUG		0
#define LEVEL_INFO		1
#define LEVEL_WARN		2
#define LEVEL_ERROR		3


#define LOGD(msg, ...)		CLog::GetLog()->LogFormat(LEVEL_DEBUG, "", msg, __VA_ARGS__)
#define LOGI(msg, ...)		CLog::GetLog()->LogFormat(LEVEL_INFO, "", msg, __VA_ARGS__)
#define LOGW(msg, ...)		CLog::GetLog()->LogFormat(LEVEL_WARN, "", msg, __VA_ARGS__)
#define LOGE(msg, ...)		CLog::GetLog()->LogFormat(LEVEL_ERROR, "", msg, __VA_ARGS__)


#define OT_FILE			0x01
#define OT_ODSTRING		0x02
#define OT_TRACE		0x04
#define LOGBATHCH()				CLog::GetLog()->Batch()
#define LOGNEW()				CLog::GetLog()->BatchAndNew()

typedef std::function<void(int level, const char* pszMessage)> ONLOG;

class CLog
{
public:
	CLog();
	~CLog();

public:
	void SetOnLogCallback(ONLOG funOnLog);
	static CLog *GetLog(void);
	void SetOutputTarget(int flag);
	void SetEquipmentId(const char* pszEquipmentId);
	static CString& GetCurTime(CString& strTime);
	CString& MakeFilepath(CString& strFilepath);
	CString& MakeFilepathD(CString& strFilepath, int& day);
	void LogFormat(int nLevel, const char* pszTag, char* szMessage, ...);
	void Log(int nLevel, const char* pszTag, const char* szMessage);
	void SetAutoAppendTimeString(BOOL bAutoAppendTime);
	void SetLogsDir(CString strDir);
	void Batch();
	BOOL BatchAndNew(int& nDay);

private:
	inline void Lock() { EnterCriticalSection(&m_criticalSection); }
	inline void Unlock() { LeaveCriticalSection(&m_criticalSection); }

private:
	ONLOG m_funOnLog;
	int m_nOutputTarget;
	int m_nLevel;
	BOOL m_bAutoAppendTime;
	CString m_strLogsDir;
	CString m_strEquipmentId;
	CStdioFile m_file;
	int m_nDay;						// °´ÈÕ±£´æÒ»Ìõ¼Ç¼£¬±È½Ï´ËÊý×Ö£¬ÒÔ¾ö¶¨ÊÇ·ñ½áÅú²¢´´½¨ÐÂÎļþ
	CRITICAL_SECTION m_criticalSection;
};