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/*
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* 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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#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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#include <QSharedPointer>
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#include <QDebug>
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#include "schema.h"
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#include <QtSql/QSqlError>
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#include "entity.h"
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#include "database.h"
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namespace CuteEntityManager {
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class EntityManager {
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private:
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static QStringList connectionNames;
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QSharedPointer<Schema> schema;
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static void setConnectionNames(QStringList list);
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QSharedPointer<Database> db;
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QString createConnection();
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QString createTableQuery(const QSharedPointer<Entity> &entity);
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QString attributes(const QHash<QString, QVariant> &m, const QString &conjunction = ",", bool ignoreID = false);
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QList<QHash<QString, QVariant> > convertQueryResult(QSqlQuery &q);
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bool checkTable(const QSharedPointer<Entity> &entity);
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QString buildCreateQuery(QHash<QString, QVariant>::const_iterator i, QHash<QString, QVariant>::const_iterator end,
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QString &p1, QString &p2);
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void bindValues(const QHash<QString, QVariant> &h, QSqlQuery &q, bool ignoreID = false);
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protected:
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void init();
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QString where(const QSharedPointer<Entity> &entity, QString conjunction = ",", bool ignoreID = false);
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QString where(const QHash<QString, QVariant> &m, const QString &conjunction = ",", bool ignoreID = false);
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public:
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EntityManager(QSqlDatabase database);
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EntityManager(const QString &databaseType, QString databasename = "" , QString hostname = "", QString username = "",
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QString password = "", QString port = "");
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~EntityManager();
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static QStringList getConnectionNames();
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static void removeConnectionName(const QString &name);
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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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QList<QHash<QString, QVariant> > findAll(QString tblname);
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QHash<QString, QVariant> find(qint64 id, QString tblname);
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QList<QHash<QString, QVariant> > findByAttributes(const QSharedPointer<Entity> &entity, bool ignoreID = false);
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QList<QHash<QString, QVariant> > findByAttributes(const QHash<QString, QVariant> &m, const QString &tblname,
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bool ignoreID = false);
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bool merge(QSharedPointer<Entity> &entity);
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bool remove(QSharedPointer<Entity> &entity);
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bool removeAll(QString tblname);
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bool createTable(QSharedPointer<Entity> &entity);
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qint8 count(Entity *entity, bool ignoreID = true);
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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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};
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}
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#endif // ENTITYMANAGER_H
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