yacreader/YACReaderLibrary/db/data_base_management.h
2019-06-01 16:04:48 +02:00

66 lines
2.1 KiB
C++

#ifndef __DATA_BASE_MANAGEMENT_H
#define __DATA_BASE_MANAGEMENT_H
#include <QtCore>
#include <QtSql>
#include <QSqlDatabase>
#include "folder_model.h"
class ComicsInfoExporter : public QThread
{
Q_OBJECT
public:
ComicsInfoExporter();
void exportComicsInfo(QSqlDatabase &source, QSqlDatabase &dest);
private:
void run() override;
};
class ComicsInfoImporter : public QThread
{
Q_OBJECT
public:
ComicsInfoImporter();
void importComicsInfo(QSqlDatabase &source, QSqlDatabase &dest);
private:
void run() override;
};
class DataBaseManagement : public QObject
{
Q_OBJECT
private:
QList<QString> dataBasesList;
static void bindString(const QString &name, const QSqlRecord &record, QSqlQuery &query);
static void bindInt(const QString &name, const QSqlRecord &record, QSqlQuery &query);
static void bindDouble(const QString &name, const QSqlRecord &record, QSqlQuery &query);
static void bindValuesFromRecord(const QSqlRecord &record, QSqlQuery &query);
static bool addColumns(const QString &tableName, const QStringList &columnDefs, const QSqlDatabase &db);
static bool addConstraint(const QString &tableName, const QString &constraint, const QSqlDatabase &db);
public:
DataBaseManagement();
//TreeModel * newTreeModel(QString path);
//crea una base de datos y todas sus tablas
static QSqlDatabase createDatabase(QString name, QString path);
static QSqlDatabase createDatabase(QString dest);
//carga una base de datos desde la ruta path
static QSqlDatabase loadDatabase(QString path);
static QSqlDatabase loadDatabaseFromFile(QString path);
static bool createTables(QSqlDatabase &database);
static bool createV8Tables(QSqlDatabase &database);
static void exportComicsInfo(QString source, QString dest);
static bool importComicsInfo(QString source, QString dest);
static QString checkValidDB(const QString &fullPath); //retorna "" si la DB es inválida ó la versión si es válida.
static int compareVersions(const QString &v1, const QString v2); //retorna <0 si v1 < v2, 0 si v1 = v2 y >0 si v1 > v2
static bool updateToCurrentVersion(const QString &path);
};
#endif