#include "mqtt_client.h" #include "mqtt.h" WIFI_ID = "IoT_bots"; WIFI_PASSWORD = "208208208"; MQTT_BROKER_URI = "mqtt://techquadbit.net"; static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data) { esp_mqtt_event_handle_t event = event_data; esp_mqtt_client_handle_t client = event->client; switch ((esp_mqtt_event_id_t)event_id) { case MQTT_EVENT_CONNECTED: ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED"); esp_mqtt_client_publish(client, "/esp/test", "Hello from ESP32!", 0, 1, 0); break; case MQTT_EVENT_DISCONNECTED: ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED"); break; default: break; } }