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51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
#ifndef SERVICE_H
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#define SERVICE_H
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#include <QList>
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#include <QSharedPointer>
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#include <odb/core.hxx>
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#include <odb/transaction.hxx>
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#include <odb/database.hxx>
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#include <odb/result.hxx>
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#include "core_global.h"
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template<class T>
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class Service
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{
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public:
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Service() { }
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QList<QSharedPointer<T> > all() {
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odb::database *db = Context::instance().db();
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odb::transaction tx(db->begin());
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odb::result<T> res = db->template query<T>();
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QList<QSharedPointer<T> > ret;
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for (typename odb::result<T>::iterator it = res.begin(); it != res.end(); it++) {
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QSharedPointer<T> entity = db->template load<T>(((T)*it).getId());
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ret.append(entity);
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}
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tx.commit();
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return ret;
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}
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void save(QSharedPointer<T> entity) {
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odb::database *db = Context::instance().db();
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odb::transaction tx(db->begin());
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db->persist(entity);
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tx.commit();
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}
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QSharedPointer<T> loadById(int id) {
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odb::database *db = Context::instance().db();
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odb::transaction tx(db->begin());
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db->template load<T>(id);
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tx.commit();
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}
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};
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#endif // SERVICE_H
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