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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: qt-info@nokia.com
**
** This software, including documentation, is protected by copyright
** controlled by Nokia Corporation. You may use this software in
** accordance with the terms and conditions contained in the Qt Phone
** Demo License Agreement.
**
****************************************************************************/
#ifndef _PDATA_H_
#define _PDATA_H_
#include <QSettings>
#include <QStringList>
#include <QString>
#include <QDateTime>
class PData : public QSettings
{
Q_OBJECT
public:
PData() : QSettings()
{
categoryList << "food" << "car" << "house" << "books" << "clothes" << "fun" \
<< "health" << "travel";
QStringList groups = childGroups();
if (!groups.contains("date")) {
beginGroup("date");
QDate date = QDate::currentDate();
beginGroup(QString::number(date.year()));
setValue(QString::number(date.month()), 0);
endGroup();
endGroup();
}
}
void addValue(const QString &group, qreal v)
{
uint timestamp = QDateTime::currentDateTime().toTime_t();
updateMonthValue(v);
beginGroup(group);
QStringList keys = allKeys();
if (keys.size() >= 101)
remove(keys.at(0));
setValue(QString::number(timestamp), v);
endGroup();
emit valueAdded(group);
}
QStringList rows(const QString &group)
{
beginGroup(group);
QStringList keys = allKeys();
endGroup();
return keys;
}
QList<QPair<uint, qreal> > loadCategory(const QString &group)
{
QList<QPair<uint, qreal> >data;
beginGroup(group);
QStringList keys = allKeys();
foreach (QString k, keys) {
data << qMakePair(k.toUInt(), value(k, 0).value<qreal>());
}
endGroup();
return data;
}
//## name
qreal getValue(const QString &key)
{
return value(key, 0).value<qreal>();
}
QList<qreal> loadTotalsByCategory()
{
QList<qreal> totals;
foreach (QString k, categoryList) {
QList<QPair<uint, qreal> > data = loadCategory(k);
qreal total = 0;
QList<QPair<uint, qreal> >::const_iterator iter;
for (iter = data.constBegin(); iter != data.constEnd(); ++iter)
total += iter->second;
totals << total;
}
return totals;
}
signals:
void valueAdded(const QString &group);
protected:
void updateMonthValue(qreal v)
{
QDate date = QDate::currentDate();
qreal sum = 0;
beginGroup("date");
beginGroup(QString::number(date.year()));
qreal data = value(QString::number(date.month()), 0).value<qreal>();
sum = data + v;
setValue(QString::number(date.month()), sum);
endGroup();
endGroup();
}
QStringList categoryList;
};
Q_DECLARE_METATYPE(PData*)
#endif
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