EasyButton OTA rev_06

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    - Project: EasyButton OTA
    - Source Code NOT compiled for: Arduino Opta WiFi
    - Source Code created on: 2025-10-05 11:56:21

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Detect a debounced push-button event on A0 using */
    /* EasyButton; the input uses INPUT_PULLUP, so a */
    /* pressed state is LOW and should trigger the system */
    /* logic. Integrate flash over the air. */
/****** END SYSTEM REQUIREMENTS *****/


/* START CODE */

/****** DEFINITION OF LIBRARIES *****/
#include <EasyButton.h>
#include <POTA.h>

/****** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t button_PushButton_PIN_A0 = A0;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES *****/
EasyButton button(button_PushButton_PIN_A0);
POTA ota;

/****** FUNCTION PROTOTYPES *****/
void onButtonPressed();
void performOTAUpdate();

/***** SETUP / LOOP DEFINITIONS *****/
void setup(void);
void loop(void);

void onButtonPressed()
{
  // Debounced button press detected on A0 via EasyButton
  Serial.println("[POTA] Button pressed on A0");
  performOTAUpdate();
}

void performOTAUpdate()
{
  Serial.println("[POTA] Starting OTA update check...");

  // Initialize POTA with WiFi credentials and device information.
  // Requires a valid secrets.h to supply credentials. See secrets.h in this project.
  POTAError err = ota.begin(WIFI_SSID, WIFI_PASSWORD, DEVICE_TYPE, FIRMWARE_VERSION, AUTH_TOKEN, SERVER_SECRET);
  if (err != POTAError::SUCCESS)
  {
    Serial.print("[POTA] begin() failed: ");
    Serial.println(ota.errorToString(err));
    return;
  }

  // Check for updates and perform OTA if available
  err = ota.checkAndPerformOTA();
  if (err == NO_UPDATE_AVAILABLE || err == POTAError::NO_UPDATE_AVAILABLE)
  {
    Serial.println("[POTA] Firmware already up to date");
  }
  else if (err != POTAError::SUCCESS)
  {
    Serial.print("[POTA] OTA error: ");
    Serial.println(ota.errorToString(err));
  }
  else
  {
    Serial.println("[POTA] OTA update performed (check serial for status)");
  }
}

void setup()
{
  // Initialize Serial for debugging
  Serial.begin(115200);
  Serial.println();
  Serial.println(">>> POTA OTA via EasyButton on A0 <<<");

  // Initialize the button and attach callback
  button.begin();
  button.onPressed(onButtonPressed);
}

void loop()
{
  // Read the push-button state and debounce internally
  button.read();
}

/* END CODE */