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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the E-Bike demo project.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TRIPDATAMODEL_H
+#define TRIPDATAMODEL_H
+
+#include <QAbstractListModel>
+#include <QJsonObject>
+#include <QJsonArray>
+
+class DataStore;
+
+class TripDataModel : public QAbstractListModel
+{
+    Q_OBJECT
+    Q_PROPERTY(bool refreshing READ refreshing NOTIFY refreshingChanged)
+    Q_PROPERTY(bool saving READ saving NOTIFY savingChanged)
+
+public:
+    explicit TripDataModel(DataStore *datastore, QObject *parent = nullptr);
+    enum TripDataRoles {
+        DurationRole = Qt::UserRole + 1,
+        DistanceRole,
+        CaloriesRole,
+        MaxspeedRole,
+        AvgspeedRole,
+        AscentRole,
+        StartTimeRole
+    };
+
+public:
+    virtual int rowCount(const QModelIndex &parent) const;
+    virtual QVariant data(const QModelIndex &index, int role) const;
+    virtual QHash<int, QByteArray> roleNames() const;
+
+    Q_INVOKABLE const QJsonObject get(int index) const;
+
+    void setTrips(const QJsonArray &trips);
+    void addTrip(const QJsonObject &trip);
+
+    bool refreshing() const { return m_refreshing; }
+    bool saving() const { return m_saving; }
+
+signals:
+    void refreshed();
+    void refreshingChanged(bool refreshing);
+    void savingChanged(bool saving);
+    void tripDataSaved(int index);
+
+public slots:
+    void refresh();
+    void endTrip();
+    void setCurrentTrip(const QJsonObject &current);
+
+private:
+    DataStore *m_datastore;
+    QJsonArray m_trips;
+    QJsonObject m_current;
+    bool m_refreshing;
+    bool m_saving;
+};
+
+#endif // TRIPDATAMODEL_H