WifiMqttClient Class Reference

Combined WiFi and MQTT client abstraction. More...

#include <WiFiMqttClient.h>

Collaboration diagram for WifiMqttClient:

Public Member Functions
	WifiMqttClient ()
	Default constructor.
void	begin (const char *wifiSsid, const char *wifiPass, const char *mqttHost, uint16_t mqttPort, const char *mqttUser, const char *mqttPass, const char *deviceId, const char *site)
	Initializes WiFi and MQTT configuration.
void	loop ()
	Main service loop.
bool	connected ()
	Checks whether the MQTT client is currently connected.
bool	publishJson (const char *topicSuffix, const JsonDocument &data)
	Publishes a JSON document to an MQTT topic.
void	setCallback (MQTT_CALLBACK_SIGNATURE)
	Sets the MQTT message callback.
bool	subscribe (const char *topic)
	Subscribes to a topic.
bool	unsubscribe (const char *topic)
	Unsubscribes from a topic.
String	makeTopic (const char *suffix) const
	Constructs a fully qualified MQTT topic.

Detailed Description

Combined WiFi and MQTT client abstraction.

This class wraps an Arduino WiFiClient and PubSubClient to provide:

• Automatic WiFi and MQTT reconnection
• Topic construction based on site and device identifiers
• JSON publishing convenience functions

Typical base topic structure: <mqttUser>/<site>/<deviceId>/<suffix>

Definition at line 39 of file WiFiMqttClient.h.

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The documentation for this class was generated from the following files:

• lib/WiFiMqttClient/src/WiFiMqttClient.h
• lib/WiFiMqttClient/src/WiFiMqttClient.cpp