153 lines
4.2 KiB
C++
153 lines
4.2 KiB
C++
/**************************************************************************
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**
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** This file is part of Nut project.
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** https://github.com/HamedMasafi/Nut
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**
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** Nut is free software: you can redistribute it and/or modify
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** it under the terms of the GNU Lesser General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** Nut is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU Lesser General Public License for more details.
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**
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** You should have received a copy of the GNU Lesser General Public License
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** along with Nut. If not, see <http://www.gnu.org/licenses/>.
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**
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**************************************************************************/
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#ifndef TABLESCHEEMA_H
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#define TABLESCHEEMA_H
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#include <QtCore/QVariant>
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#include <QDebug>
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#include "defines.h"
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class QJsonObject;
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NUT_BEGIN_NAMESPACE
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class TableModel;
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struct FieldModel{
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explicit FieldModel() : name(QString()), length(0), defaultValue(QString()),
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notNull(false), isPrimaryKey(false), isAutoIncrement(false), isUnique(false)
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{
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}
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explicit FieldModel(const QJsonObject &json);
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QString name;
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QMetaType::Type type;
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QString typeName;
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int length;
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QString defaultValue;
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bool notNull;
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bool isPrimaryKey;
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bool isAutoIncrement;
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bool isUnique;
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QString displayName;
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bool operator ==(const FieldModel &f) const{
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bool b = name.toLower() == f.name.toLower()
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&& type == f.type
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&& length == f.length
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&& defaultValue == f.defaultValue
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&& notNull == f.notNull;
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return b;
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}
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bool operator !=(const FieldModel &f) const{
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return !(*this == f);
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}
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QJsonObject toJson() const;
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};
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struct RelationModel{
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RelationModel() : localColumn(QString()), localProperty(QString()),
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slaveTable(nullptr), foreignColumn(QString()), masterTable(nullptr),
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masterClassName(QString())
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{}
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explicit RelationModel(const QJsonObject &obj);
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//slave
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QString localColumn;
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QString localProperty;
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TableModel *slaveTable;
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//master
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QString foreignColumn;
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TableModel *masterTable;
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QString masterClassName;
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QJsonObject toJson() const;
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};
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bool operator ==(const RelationModel &l, const RelationModel &r);
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bool operator !=(const RelationModel &l, const RelationModel &r);
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class NUT_EXPORT TableModel
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{
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public:
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explicit TableModel(int typeId, const QString &tableName = QString());
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explicit TableModel(const QJsonObject &json, const QString &tableName);
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virtual ~TableModel();
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QJsonObject toJson() const;
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// static TableScheema *registerTable(int typeId, QString tableName);
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// static void createForegionKeys();
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// static TableModel* model(QString className);
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FieldModel *field(int n) const;
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FieldModel *field(const QString &name) const;
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RelationModel *foregionKey(const QString &otherTable) const;
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RelationModel *foregionKeyByField(const QString &fieldName) const;
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QString toString() const;
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QString primaryKey() const;
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QString name() const;
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void setName(const QString &name);
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QString className() const;
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void setClassName(const QString &className);
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int typeId() const;
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void setTypeId(const int &typeId);
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QList<FieldModel *> fields() const;
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QList<RelationModel *> foregionKeys() const;
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QStringList fieldsNames() const;
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Q_DECL_DEPRECATED
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static QSet<TableModel *> allModels();
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Q_DECL_DEPRECATED
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static TableModel *findByTypeId(int typeId);
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// static TableModel *findByName(QString name);
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Q_DECL_DEPRECATED
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static TableModel *findByClassName(const QString &className);
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bool operator ==(const TableModel &t) const;
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bool operator !=(const TableModel &t) const;
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private:
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QString _name;
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QString _className;
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int _typeId;
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QList<FieldModel*> _fields;
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QList<RelationModel*> _foreignKeys;
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static QSet<TableModel*>_allModels;
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// bool checkClassInfo(const QMetaClassInfo &classInfo,
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// QString &type, QString &name, QString &value);
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};
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NUT_END_NAMESPACE
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#endif // TABLESCHEEMA_H
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