thingProperties.h

#if defined(BOARD_HAS_WIFI)
#elif defined(BOARD_HAS_GSM)
#elif defined(BOARD_HAS_LORA)
#elif defined(BOARD_HAS_NB)
#else
  #error "Please check Arduino IoT Cloud supported boards list: https://github.com/arduino-libraries/ArduinoIoTCloud/#what"
#endif

#if defined(BOARD_ESP)
  #define BOARD_ID "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
#endif

void initProperties() {
#if defined(BOARD_ESP)
  ArduinoCloud.setBoardId(BOARD_ID);
  ArduinoCloud.setSecretDeviceKey(SECRET_DEVICE_KEY);
#endif
}

#if defined(BOARD_HAS_WIFI)
  WiFiConnectionHandler ArduinoIoTPreferredConnection(SECRET_SSID, SECRET_PASS);
#elif defined(BOARD_HAS_GSM)
  GSMConnectionHandler ArduinoIoTPreferredConnection(SECRET_PIN, SECRET_APN, SECRET_LOGIN, SECRET_PASS);
#elif defined(BOARD_HAS_LORA)
  LoRaConnectionHandler ArduinoIoTPreferredConnection(SECRET_APP_EUI, SECRET_APP_KEY, _lora_band::EU868, NULL, _lora_class::CLASS_A);
#elif defined(BOARD_HAS_NB)
  NBConnectionHandler ArduinoIoTPreferredConnection(SECRET_PIN, SECRET_APN, SECRET_LOGIN, SECRET_PASS);
#endif