#ifndef DBSTORAGE_H
#define DBSTORAGE_H

#include "DBStorage_global.h"
#include "Client.h"
#include <QJsonObject>
#include <QSqlQuery>
#include <QObject>
#include <QMap>
class DBSTORAGE_EXPORT DBStorage:public Client
{
    // Q_OBJECT
public:
    DBStorage();
    ~DBStorage();
    virtual void Run(const ConsumerInfo& ci);
    virtual void OnData(const QString& user, const QString& key, const QVariant& val);
    virtual void setLoader(QLibrary*);
private:
    void close();

    // bool GetTableColumnTypes();
    virtual int open(QString type,QString wsServer,QString wsDBName,
              QString wsUser,QString wsPassword) ;
    // virtual int open(QString wsDBFile,QString type = "QSQLITE") ;

    virtual bool isConnected() ;
    // virtual QSqlQuery query(QString strSql) ;
    virtual bool excSql(QStringList sqlList,int& idNew) ;
    virtual bool excSql(QString strSql) ;
    QSqlQuery query(QString strSql);
    virtual void run();
    void pushData();
    bool insert2Data(const QString& key, const QMap<QString, QJsonObject>& data);
    // MQTTClient* mqtt = nullptr;
    // std::list<std::string>dataItems;
    // std::unordered_multimap<std::string, std::string>topicsMap;
    // std::unordered_map<std::string, QJsonObject>dataMap;

    QString		driver;										// 用于自动重连
    // QString		serverIp;									// 用于自动重连

    QString usr = "root";
    QString passwd = "N6pNXbZjspDRqNGnxMmc";

    QString dbtype;
    QString server;
    QString DBName;
    // QString 	dstTable;
    // QString tableColumns;
    struct ColumnDef{
        QString name;
        QString from;
        QString to;
    };
    struct TargetTable{
        QList<QString> sourceTables;
        QList<ColumnDef> columnDefs;
        QString columns;
    };
    QMap<QString, TargetTable>targetTableMap;
    QMap<QString, QString> sourceTableMap;

 // private:
 //     std::map<QString,std::map<QString,QString>>	mapTableColumns;
 //     std::map<QString,QList<QString>>				mapTableColumns_Ex;
 //     std::map<QString,QList<QString>> 				mapTableColumns_Alias_Ex;
 //     std::map<QString,std::map<QString,QString>>	mapAlias2Name; 		// 字段对应一个别名，上层转来的是别名，
 //     std::map<QString,std::map<QString,QString>>	mapName2Alias; 		// 根据字段名和表，找别名
 //     std::map<QString,QString>						mapTableSeparate;
 //     std::map<QString,QString>						mapExistTables;		// 用一个map来，来管理，日期与表，创建后，则停止
signals:
    void received();
};

extern "C" {//一定要添加上
DBSTORAGE_EXPORT Client* instance();
DBSTORAGE_EXPORT void destroy(Client*);
}

#endif // DBSTORAGE_H