#ifndef __Logger_H__
#define __Logger_H__

#include <QString>
#include <QFile>
#include <QDateTime>

#include <QMutex>

/*
 * 日志等级
 */
enum    eLogLevel
{
    eLL_Debug       = 1,        // 调试
    eLL_Info        = 2,        // 普通信息
    eLL_Warning     = 3,        // 警告
    eLL_Error       = 4,        // 错误
};

class   GLogger
{
protected:
    GLogger();
public:
    static  GLogger*    GetInstance();
    static  void        FreeInstance();

    virtual ~GLogger();

    void        SetDir(const QString& strDir);
    void        SetName(const QString& strName);
    void        SetWriteFlag(bool bWrite);
    void        SetLogLevel(eLogLevel elogLevel);

    bool        Open();
    void        Close();

    bool        WriteDebug(const QString& strMsg);
    bool        WriteInfo(const QString& strMsg);
    bool        WriteWaring(const QString& strMsg);
    bool        WriteError(const QString& strMsg);

private:
    bool        WriteMsg(const QString& strMsg);

    bool        IsNewDay();

public:
    bool        m_bOpen;
private:
    bool        m_bWrite;

    QString     m_strDir;
    QString     m_strName;
    QFile       m_varFile;                  //QFile不是线程安全的需枷锁
    QDateTime   m_varDateTime;

    int         m_nIndex;

    eLogLevel   m_eLogLevel;

    QMutex      m_mutexLocker;

    static  GLogger*    m_ptrLogger;
};

#endif // __Logger_H__