appmodel.h - mozsearch

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// Copyright (C) 2021 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#ifndef APPMODEL_H

#define APPMODEL_H

#include "providerbackend.h"

#include <QtCore/qobject.h>

#include <QtCore/qstring.h>

#include <QtPositioning/qgeopositioninfo.h>

#include <QtPositioning/qgeopositioninfosource.h>

#include <QtQml/qqml.h>

#include <QtQml/qqmllist.h>

//! [0]

class WeatherData : public QObject {

    Q_OBJECT

    Q_PROPERTY(QString dayOfWeek

               READ dayOfWeek WRITE setDayOfWeek

               NOTIFY dataChanged)

    Q_PROPERTY(QString weatherIcon

               READ weatherIcon WRITE setWeatherIcon

               NOTIFY dataChanged)

    Q_PROPERTY(QString weatherDescription

               READ weatherDescription WRITE setWeatherDescription

               NOTIFY dataChanged)

    Q_PROPERTY(QString temperature

               READ temperature WRITE setTemperature

               NOTIFY dataChanged)

    QML_ANONYMOUS

public:

    explicit WeatherData(QObject *parent = 0);

    WeatherData(const WeatherData &other);

    WeatherData(const WeatherInfo &other);

    QString dayOfWeek() const;

    QString weatherIcon() const;

    QString weatherDescription() const;

    QString temperature() const;

    void setDayOfWeek(const QString &value);

    void setWeatherIcon(const QString &value);

    void setWeatherDescription(const QString &value);

    void setTemperature(const QString &value);

signals:

    void dataChanged();

//! [0]

private:

    QString m_dayOfWeek;

    QString m_weather;

    QString m_weatherDescription;

    QString m_temperature;

//! [1]

};

//! [1]

Q_DECLARE_METATYPE(WeatherData)

class AppModelPrivate;

//! [2]

class AppModel : public QObject

    Q_OBJECT

    Q_PROPERTY(bool ready

               READ ready

               NOTIFY readyChanged)

    Q_PROPERTY(bool hasSource

               READ hasSource

               NOTIFY readyChanged)

    Q_PROPERTY(bool hasValidCity

               READ hasValidCity

               NOTIFY cityChanged)

    Q_PROPERTY(bool hasValidWeather

               READ hasValidWeather

               NOTIFY weatherChanged)

    Q_PROPERTY(bool useGps

               READ useGps WRITE setUseGps

               NOTIFY useGpsChanged)

    Q_PROPERTY(QString city

               READ city WRITE setCity

               NOTIFY cityChanged)

    Q_PROPERTY(WeatherData *weather

               READ weather

               NOTIFY weatherChanged)

    Q_PROPERTY(QQmlListProperty<WeatherData> forecast

               READ forecast

               NOTIFY weatherChanged)

    QML_ELEMENT

public:

    explicit AppModel(QObject *parent = 0);

    ~AppModel();

    bool ready() const;

    bool hasSource() const;

    bool useGps() const;

    bool hasValidCity() const;

    bool hasValidWeather() const;

    void setUseGps(bool value);

    QString city() const;

    void setCity(const QString &value);

    WeatherData *weather() const;

    QQmlListProperty<WeatherData> forecast() const;

public slots:

    Q_INVOKABLE void refreshWeather();

//! [2]

private slots:

    void positionUpdated(QGeoPositionInfo gpsPos);

    void positionError(QGeoPositionInfoSource::Error e);

    void handleWeatherData(const LocationInfo &location, const QList<WeatherInfo> &weatherDetails);

    void switchToNextBackend();

//! [3]

signals:

    void readyChanged();

    void useGpsChanged();

    void cityChanged();

    void weatherChanged();

//! [3]

private:

    bool applyWeatherData(const QString &city, const QList<WeatherInfo> &weatherDetails);

    void requestWeatherByCoordinates();

    void requestWeatherByCity();

    void registerBackend(qsizetype index);

    void deregisterCurrentBackend();

    AppModelPrivate *d;

//! [4]

};

//! [4]

#endif // APPMODEL_H