Корректировка для сборки проекта ESP32

ESP32_ESP-IDF/main/mqtt/mqtt_client.cpp

@@ -1,12 +1,31 @@
 #include "mqtt_client.hpp"
 
 #include "mqtt_client.h"
+#include "esp_log.h"
 
 static esp_mqtt_client_handle_t mqttClient;
 
+static void mqtt_event_handler(void*, esp_event_base_t, int32_t event_id, void*)
+{
+    switch(event_id)
+    {
+        case MQTT_EVENT_CONNECTED:
+            ESP_LOGI("MQTT", "Connected");
+            break;
+
+        case MQTT_EVENT_DISCONNECTED:
+            ESP_LOGW("MQTT", "Disconnected");
+            break;
+
+        default:
+            break;
+    }
+}
+
 void MQTTClient::Init()
 {
-    esp_mqtt_client_config_t cfg = {
+    esp_mqtt_client_config_t cfg =
+    {
         .broker =
         {
             .address =
@@ -16,7 +35,10 @@ void MQTTClient::Init()
         }
     };
 
-    mqttClient = esp_mqtt_client_init(&cfg);
+    mqttClient =
+        esp_mqtt_client_init(&cfg);
+
+    esp_mqtt_client_register_event(mqttClient, MQTT_EVENT_ANY, mqtt_event_handler, nullptr);
 
     esp_mqtt_client_start(mqttClient);
 }
@@ -25,14 +47,7 @@ void MQTTClient::PublishCO2(uint16_t ppm)
 {
     char msg[32];
 
-    sprintf(msg,"%u",ppm);
+    sprintf(msg, "%u", ppm);
 
-    esp_mqtt_client_publish(
-        mqttClient,
-        "student/co2",
-        msg,
-        0,
-        1,
-        0
-    );
+    esp_mqtt_client_publish(mqttClient, "student/co2", msg, 0, 1, 0);
 }