DIY Connected Espresso Machine: Over-the-Air Updates (Part 6) - setupOtaUpdates

main.cpp

#include "ArduinoOTA.h"

// ...

#define OTA_UPDATES_HOSTNAME "connected-espresso-machine"

// ...

/**
 * @see https://github.com/esp8266/Arduino/blob/master/libraries/ArduinoOTA/examples/BasicOTA/BasicOTA.ino
 */
void setupOtaUpdates()
{
    Serial.println("Setup Over-the-Air Updates...");

    ArduinoOTA.setHostname(OTA_UPDATES_HOSTNAME);

    ArduinoOTA.onStart([]()
                       {
                           String type;

                           if (ArduinoOTA.getCommand() == U_FLASH)
                           {
                               type = "sketch";
                           }
                           else
                           {
                               // U_FS
                               type = "filesystem";
                           }

                           // NOTE: if updating FS this would be the place to unmount FS using FS.end()
                           Serial.println("Start updating " + type);
                       });

    ArduinoOTA.onEnd([]()
                     { Serial.println("\nEnd"); });

    ArduinoOTA.onProgress([](unsigned int progress, unsigned int total)
                          { Serial.printf("Progress: %u%%\r", (progress / (total / 100))); });

    ArduinoOTA.onError([](ota_error_t error)
                       {
                           Serial.printf("Error[%u]: ", error);

                           if (error == OTA_AUTH_ERROR)
                           {
                               Serial.println("Auth Failed");
                           }
                           else if (error == OTA_BEGIN_ERROR)
                           {
                               Serial.println("Begin Failed");
                           }
                           else if (error == OTA_CONNECT_ERROR)
                           {
                               Serial.println("Connect Failed");
                           }
                           else if (error == OTA_RECEIVE_ERROR)
                           {
                               Serial.println("Receive Failed");
                           }
                           else if (error == OTA_END_ERROR)
                           {
                               Serial.println("End Failed");
                           }
                       });

    ArduinoOTA.begin();

    Serial.println("Over-the-Air Updates setup was successful!");
}

// ...