vending-machine/software/src/MyMQTT.h

#ifndef _MYMQTT_H
#define _MYMQTT_H

#include <AsyncMqttClient.h>

#include "config.h"

class MyMQTT {
  public:
    MyMQTT(void);
    void connect(void);
    void subscribe(void);
    bool connected(void);
    void publish(char* topic, char* payload);
    void publish(char* topic, String payload);
    void onMqttConnect(bool sessionPresent);
    void onMqttDisconnect(AsyncMqttClientDisconnectReason reason);
    void onMqttMessage(char* topic, char* payload, AsyncMqttClientMessageProperties properties, size_t len, size_t index, size_t total);
//    static void onMqttMessageWrapper(char* topic, char* payload, AsyncMqttClientMessageProperties properties, size_t len, size_t index, size_t total);
    static void onMqttConnectWrapper(bool sessionPresent);
    static void onMqttDisconnectWrapper(AsyncMqttClientDisconnectReason reason);
  private:
    const char* host;
    const uint32_t port;
    const char* endpoint;
    const char* username;
    const char* password;
    AsyncMqttClient mqttClient;
    static void cTaskWrapper(void*);
    void reconnectTask(void*);
    TaskHandle_t mqttTaskHandle;
//    static MyMQTT* mqtt_ptr;
};

static MyMQTT* mqtt_ptr = nullptr;

#endif /* _MYMQTT_H */