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root/src/entitymanager.h @ d84c91e7
81c23b56 | Christian Ehringfeld | /*
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6899f814 | Christian Ehringfeld | * Copyright (C) 2015 Christian Ehringfeld <c.ehringfeld@t-online.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* 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 this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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81c23b56 | Christian Ehringfeld | ||
#ifndef ENTITYMANAGER_H
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#define ENTITYMANAGER_H
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#include <QtSql/QSqlDatabase>
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#include <QtSql/QSqlRecord>
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#include <QtSql/QSqlField>
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#include <QString>
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#include <QStringList>
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586bb527 | Christian Ehringfeld | #include <QSharedPointer>
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81c23b56 | Christian Ehringfeld | #include <QDebug>
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9d05e414 | Christian Ehringfeld | #include "schema.h"
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81c23b56 | Christian Ehringfeld | #include <QtSql/QSqlError>
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a205e8a9 | Christian Ehringfeld | #include <QMetaType>
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81c23b56 | Christian Ehringfeld | #include "entity.h"
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#include "database.h"
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a205e8a9 | Christian Ehringfeld | #include "entityinstancefactory.h"
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81c23b56 | Christian Ehringfeld | ||
6899f814 | Christian Ehringfeld | namespace CuteEntityManager {
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81c23b56 | Christian Ehringfeld | ||
426974c6 | Christian Ehringfeld | class EntityManager {
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24c5480c | Christian Ehringfeld | signals:
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void actionFinished(qint64 id);
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426974c6 | Christian Ehringfeld | private:
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81c23b56 | Christian Ehringfeld | static QStringList connectionNames;
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9d05e414 | Christian Ehringfeld | QSharedPointer<Schema> schema;
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81c23b56 | Christian Ehringfeld | static void setConnectionNames(QStringList list);
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9d05e414 | Christian Ehringfeld | QSharedPointer<Database> db;
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81c23b56 | Christian Ehringfeld | QString createConnection();
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586bb527 | Christian Ehringfeld | QString createTableQuery(const QSharedPointer<Entity> &entity);
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81c23b56 | Christian Ehringfeld | QList<QHash<QString, QVariant> > convertQueryResult(QSqlQuery &q);
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586bb527 | Christian Ehringfeld | bool checkTable(const QSharedPointer<Entity> &entity);
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81c23b56 | Christian Ehringfeld | ||
426974c6 | Christian Ehringfeld | protected:
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7e233492 | Christian Ehringfeld | void init();
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dc6b13b4 | Christian Ehringfeld | QList<QHash<QString, QVariant> > findAll(QString tblname);
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QHash<QString, QVariant> find(QSharedPointer<Entity> entity);
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QHash<QString, QVariant> find(qint64 id, QString tblname);
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f4e3904b | Christian Ehringfeld | QSharedPointer<Entity> convert(const QHash<QString, QVariant> &map, const char *classname);
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1e213c09 | Christian Ehringfeld | QList<QSharedPointer<Entity>> convert(QList<QHash<QString, QVariant> > maps, const char *classname);
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f4e3904b | Christian Ehringfeld | ||
1e213c09 | Christian Ehringfeld | QList<QHash<QString, QVariant> > findAllByAttributes(const QSharedPointer<Entity> &entity, bool ignoreID = false);
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QList<QHash<QString, QVariant> > findAllByAttributes(const QHash<QString, QVariant> &m, const QString &tblname,
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dc6b13b4 | Christian Ehringfeld | bool ignoreID = false);
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81c23b56 | Christian Ehringfeld | ||
426974c6 | Christian Ehringfeld | public:
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81c23b56 | Christian Ehringfeld | EntityManager(QSqlDatabase database);
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426974c6 | Christian Ehringfeld | EntityManager(const QString &databaseType, QString databasename = "" , QString hostname = "", QString username = "",
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QString password = "", QString port = "");
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81c23b56 | Christian Ehringfeld | ~EntityManager();
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static QStringList getConnectionNames();
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1e213c09 | Christian Ehringfeld | /**
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* @brief startup
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* @param version must be unique
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* @param toInitialize list of entity classnames which database tables should be created
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* @return
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*/
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bool startup(QString version, QStringList toInitialize);
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81c23b56 | Christian Ehringfeld | static void removeConnectionName(const QString &name);
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dc6b13b4 | Christian Ehringfeld | QList<QSharedPointer<Entity>> findAllEntities(QSharedPointer<Entity> entity);
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QSharedPointer<Entity> findEntity(QSharedPointer<Entity> entity);
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QList<QSharedPointer<Entity>> findEntityByAttributes(const QSharedPointer<Entity> &entity, bool ignoreID = false);
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a205e8a9 | Christian Ehringfeld | template<class T> QSharedPointer<Entity> findById(const qint64 &id) {
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Entity *e = EntityInstanceFactory::createInstance<T>();
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QSharedPointer<Entity> ptr = QSharedPointer<Entity>(e);
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e->setId(id);
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return this->findEntity(ptr);
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}
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d84c91e7 | Christian Ehringfeld | template<class T> QSharedPointer<Entity> findEntityByAttributes(QHash<QString, QString> attributes) {
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auto list = this->findAllEntitiesByAttributes<T>(attributes,1,0);
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if(list.isEmpty()) {
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return QSharedPointer<Entity>();
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}
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return list.at(0);
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}
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template<class T> QList<QSharedPointer<Entity>> findAllEntitiesByAttributes(QHash<QString, QString> attributes = QHash<QString, QString>(),quint32 limit = 0, quint32 offset = 0) {
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}
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dc6b13b4 | Christian Ehringfeld | ||
d84c91e7 | Christian Ehringfeld | bool create(QList<QSharedPointer<Entity>> entities);
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586bb527 | Christian Ehringfeld | bool create(QSharedPointer<Entity> &entity);
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bool save(QSharedPointer<Entity> &entity);
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qint64 findId(QSharedPointer<Entity> &entity);
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40d229e3 | Christian Ehringfeld | bool merge(QSharedPointer<Entity> &entity, bool withRelations = true);
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d84c91e7 | Christian Ehringfeld | template<class T> bool remove(QList<qint64> ids) {
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}
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586bb527 | Christian Ehringfeld | bool remove(QSharedPointer<Entity> &entity);
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81c23b56 | Christian Ehringfeld | bool removeAll(QString tblname);
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9c2f773f | Christian Ehringfeld | bool createTable(const QSharedPointer<Entity> &entity);
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dc6b13b4 | Christian Ehringfeld | qint8 count(const QSharedPointer<Entity> &entity, bool ignoreID = true);
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qint8 count(const QString &tableName);
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d84c91e7 | Christian Ehringfeld | //template<class T> count(QHash<QString, QString> condition = QHash<QString, QString>());
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9d05e414 | Christian Ehringfeld | QSharedPointer<Database> getDb() const;
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void setDb(const QSharedPointer<Database> &value);
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QSharedPointer<Schema> getSchema() const;
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void setSchema(const QSharedPointer<Schema> &value);
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586bb527 | Christian Ehringfeld | ||
81c23b56 | Christian Ehringfeld | };
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}
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#endif // ENTITYMANAGER_H
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