#pragma once
#include <afx.h>

class CLogger
{
public:
	static CLogger& Instance();  // 获取单例
	void WriteLine(CString str); // 写一行日志
	void CloseLogFile();         // 关闭日志文件

private:
	CLogger();
	~CLogger();
	void OpenLogFile();          // 内部打开文件

	CCriticalSection m_csLogLock;
	CString m_strCurrentLogPath;
	CStdioFile m_logFile;
};

#define LOG_LINE(x) CLogger::Instance().WriteLine(x)

#define LOG_LINEF(fmt, ...)                     \
	do {                                        \
		CString __log__;                        \
		__log__.Format(fmt, __VA_ARGS__);       \
		CLogger::Instance().WriteLine(__log__); \
	} while (0)