// SPDX-License-Identifier: GPL-3.0-or-later
/*
 * Qt mutizone MQTT thermostat
 *
 * Copyright (C) 2019 Richard Genoud
 *
 */

#ifndef MQTTCLIENT_H
#define MQTTCLIENT_H

#include <QHostAddress>
#include <QTimer>

#include "qmqtt.h"

class MQTTClient: public QMQTT::Client
{
	Q_OBJECT
public:
	void publish_msg(const QString& topic, const QString& payload);
	static MQTTClient *getInstance(void);

private:
	explicit MQTTClient(const QHostAddress& host = QHostAddress::LocalHost,
			       const quint16 port = 1883,
			       QObject* parent = NULL);
	virtual ~MQTTClient();
	static MQTTClient *_singleton;
	QTimer m_timer;

public slots:
	void onConnected();
	void onSubscribed(const QString& topic);
	void onReceived(const QMQTT::Message& message);
	void onError(const QMQTT::ClientError error);
	void onPublished(const QMQTT::Message& message, quint16 msgid);
	void onDisconnected(void);

signals:
	void new_temperature(int idx, double val);
	void new_hygro(int idx, double val);
	void new_battery(int idx, double val);
	void new_availability(int idx, bool ok);
};

#endif

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