#ifndef MYSQLUTILS_H
#define MYSQLUTILS_H

#include <string>

#ifdef _USING_QT_MYSQL_CONNECTOR_
#include <QtSql/QSqlDatabase>_
#endif

#ifdef _USING_MYSQL_CONNECTOR_
#include <cppconn/connection.h>
#endif

#ifdef _USING_MYSQL_51_LIB_
#include <WinSock2.h>
#include <mysql.h> // MySQL C API 头文件
#endif

class MysqlUtils
{
protected:
    MysqlUtils();
public:
    ~MysqlUtils();

    static MysqlUtils* getInstance();

    void CloseDatabase();
    bool OpenDatabase(const std::string& server = "127.0.0.1", int dbport = 3306, const std::string& dbuser = "root", const std::string& dbpasswd = "Hj57471000", const std::string& database="hjems");


private:
#ifdef _USING_QT_MYSQL_CONNECTOR_
    QSqlDatabase m_DbConnection;
#endif

#ifdef _USING_MYSQL_CONNECTOR_
    sql::Connection* m_DbConnection;
#endif

#ifdef _USING_MYSQL_51_LIB_
    MYSQL* m_DbConnection;
#endif

    static MysqlUtils m_instance;
};

#endif // MYSQLUTILS_H