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#ifndef MQTTUPDATE_H
#define MQTTUPDATE_H

#include <QObject>
#include <QTimer>

class DataProviderPool;
class SensorTagDataProvider;
class QMqttClient;

//#define MQTT_TIMER_BASED_PUBLISH 1

class MqttEventHandler : public QObject
{
    Q_OBJECT
public:
    explicit MqttEventHandler(const QString &name, QObject *parent = nullptr);
    ~MqttEventHandler();
    DataProviderPool *m_providerPool;
public slots:
    void uploadGyro();
    void uploadTemperature();
    void uploadHumidity();
    void uploadLight();
    void uploadAltitude();
    void uploadBarometer();
    void uploadAccelerometer();
    void uploadMagnetometer();
    void uploadRotation();

    void clientConnected();
    void sendAlive();

private:
    QString m_deviceName;
    QString m_topicPrefix;
    QMqttClient *m_client;
    QTimer m_pingTimer;
};

class MqttUpdate : public QObject
{
    Q_OBJECT
public:
    explicit MqttUpdate(QObject *parent = nullptr);

    void setDataProviderPool(DataProviderPool *provider);

    int updateInterval() const;
    void setUpdateInterval(int interval);
    void restart();
    void stop();

#ifdef MQTT_TIMER_BASED_PUBLISH
protected:
    void timerEvent(QTimerEvent* event);
    virtual void writeToCloud();
#else
#endif

protected:
    DataProviderPool *m_providerPool;
private:
    QThread *m_handlerThread;
    MqttEventHandler *m_handler;
    int m_updateInterval;
#ifdef MQTT_TIMER_BASED_PUBLISH
    int m_timerId;
#endif
};

#endif // MQTTUPDATE_H