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/*
* Copyright (C) 2015 Christian Mollekopf <chrigi_1@fastmail.fm>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include <pipeline.h>
#include <index.h>
class IndexUpdater : public Sink::Preprocessor
{
public:
IndexUpdater(const QByteArray &index, const QByteArray &type, const QByteArray &property) : mIndexIdentifier(index), mBufferType(type), mProperty(property)
{
}
void newEntity(const QByteArray &uid, qint64 revision, Sink::ApplicationDomain::BufferAdaptor &newEntity, Sink::Storage::Transaction &transaction) Q_DECL_OVERRIDE
{
add(newEntity.getProperty(mProperty), uid, transaction);
}
void modifiedEntity(const QByteArray &uid, qint64 revision, const Sink::ApplicationDomain::BufferAdaptor &oldEntity, Sink::ApplicationDomain::BufferAdaptor &newEntity,
Sink::Storage::Transaction &transaction) Q_DECL_OVERRIDE
{
remove(oldEntity.getProperty(mProperty), uid, transaction);
add(newEntity.getProperty(mProperty), uid, transaction);
}
void deletedEntity(const QByteArray &uid, qint64 revision, const Sink::ApplicationDomain::BufferAdaptor &oldEntity, Sink::Storage::Transaction &transaction) Q_DECL_OVERRIDE
{
remove(oldEntity.getProperty(mProperty), uid, transaction);
}
private:
void add(const QVariant &value, const QByteArray &uid, Sink::Storage::Transaction &transaction)
{
if (value.isValid()) {
Index(mIndexIdentifier, transaction).add(value.toByteArray(), uid);
}
}
void remove(const QVariant &value, const QByteArray &uid, Sink::Storage::Transaction &transaction)
{
// TODO hide notfound error
Index(mIndexIdentifier, transaction).remove(value.toByteArray(), uid);
}
QByteArray mIndexIdentifier;
QByteArray mBufferType;
QByteArray mProperty;
};
template <typename DomainType>
class DefaultIndexUpdater : public Sink::Preprocessor
{
public:
void newEntity(const QByteArray &uid, qint64 revision, Sink::ApplicationDomain::BufferAdaptor &newEntity, Sink::Storage::Transaction &transaction) Q_DECL_OVERRIDE
{
Sink::ApplicationDomain::TypeImplementation<DomainType>::index(uid, newEntity, transaction);
}
void modifiedEntity(const QByteArray &uid, qint64 revision, const Sink::ApplicationDomain::BufferAdaptor &oldEntity, Sink::ApplicationDomain::BufferAdaptor &newEntity,
Sink::Storage::Transaction &transaction) Q_DECL_OVERRIDE
{
Sink::ApplicationDomain::TypeImplementation<DomainType>::removeIndex(uid, oldEntity, transaction);
Sink::ApplicationDomain::TypeImplementation<DomainType>::index(uid, newEntity, transaction);
}
void deletedEntity(const QByteArray &uid, qint64 revision, const Sink::ApplicationDomain::BufferAdaptor &oldEntity, Sink::Storage::Transaction &transaction) Q_DECL_OVERRIDE
{
Sink::ApplicationDomain::TypeImplementation<DomainType>::removeIndex(uid, oldEntity, transaction);
}
};
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