arduino

#include <ESP8266WiFi.h>
#include <WiFiManager.h>
#include <PubSubClient.h>

// Setările pentru Azure IoT Hub
const char* iotHubEndpoint = "licentaDrulaAlex.azure-devices.net";
const char* deviceId = "1";
const char* deviceKey = "HostName=licentaDrulaAlex.azure-devices.net;DeviceId=1;SharedAccessKey=5itKG9VL/duaqiELaaF8JWbqtHVnaQtjPtEiX4mfCBM=";
WiFiClientSecure wifiClient;
PubSubClient mqttClient(wifiClient);

#define TRIGGER_PIN 0




bool wm_nonblocking = false;  // change to true to use non blocking

WiFiManager wm;                     // global wm instance
WiFiManagerParameter custom_field;  // global param ( for non blocking w params )

void setup() {
  WiFi.mode(WIFI_STA);  // explicitly set mode, esp defaults to STA+AP
  Serial.begin(115200);
  Serial.setDebugOutput(true);
  delay(3000);
  Serial.println("\n Starting");

  pinMode(TRIGGER_PIN, INPUT);

  // wm.resetSettings(); // wipe settings

  if (wm_nonblocking) wm.setConfigPortalBlocking(false);

  // add a custom input field
  int customFieldLength = 40;


  // test custom html(radio)
  const char* custom_radio_str = "<br/><label for='customfieldid'>Custom Field Label</label><input type='radio' name='customfieldid' value='1' checked> One<br><input type='radio' name='customfieldid' value='2'> Two<br><input type='radio' name='customfieldid' value='3'> Three";
  new (&custom_field) WiFiManagerParameter(custom_radio_str);  // custom html input

  wm.addParameter(&custom_field);
  wm.setSaveParamsCallback(saveParamCallback);

  std::vector<const char*> menu = { "wifi", "info", "param", "sep", "restart", "exit" };
  wm.setMenu(menu);

  // set dark theme
  wm.setClass("invert");

  wm.setConfigPortalTimeout(30);  // auto close configportal after n seconds


  bool res;

  res = wm.autoConnect("SmartHome configurare", "password");  // password protected ap

  if (!res) {
    Serial.println("Failed to connect or hit timeout");
    // ESP.restart();
  } else {
    //if you get here you have connected to the WiFi
   Serial.println("connected...yeey :)");
  }

    mqttClient.setServer(iotHubEndpoint, 8883);
    mqttClient.setCallback(callback);

    connectToAzure();
}

void checkButton() {
  // check for button press
  if (digitalRead(TRIGGER_PIN) == LOW) {
    // poor mans debounce/press-hold, code not ideal for production
    delay(50);
    if (digitalRead(TRIGGER_PIN) == LOW) {
      Serial.println("Button Pressed");
      // still holding button for 3000 ms, reset settings, code not ideaa for production
      delay(3000);  // reset delay hold
      if (digitalRead(TRIGGER_PIN) == LOW) {
        Serial.println("Button Held");
        Serial.println("Erasing Config, restarting");
        wm.resetSettings();
        ESP.restart();
      }

      // start portal w delay
      Serial.println("Starting config portal");
      wm.setConfigPortalTimeout(120);

      if (!wm.startConfigPortal("SmartHome configurare", "password")) {
        Serial.println("failed to connect or hit timeout");
        delay(3000);
        // ESP.restart();
      } else {
        //if you get here you have connected to the WiFi
        Serial.println("connected...yeey :)");
      }
    }
  }
  mqttClient.setServer(iotHubEndpoint, 8883);
  mqttClient.setCallback(callback);

  //connectToAzure();
}


String getParam(String name) {
  //read parameter from server, for customhmtl input
  String value;
  if (wm.server->hasArg(name)) {
    value = wm.server->arg(name);
  }
  return value;
}

void saveParamCallback() {
  Serial.println("[CALLBACK] saveParamCallback fired");
  Serial.println("PARAM customfieldid = " + getParam("customfieldid"));
}

void loop() {
  if (wm_nonblocking) wm.process();  // avoid delays() in loop when non-blocking and other long running code
  checkButton();
  // put your main code here, to run repeatedly:

}

void connectToAzure() {
  while (!mqttClient.connected()) {
    Serial.println("Conectare la Azure IoT Hub...");
    if (mqttClient.connect(deviceId, deviceKey, "")) {
      Serial.println("Conectat la Azure IoT Hub!");
    } else {
      Serial.println("Eroare de conectare. Se încearcă din nou în 5 secunde...");
      delay(5000);
    }
  }
}
void callback(char* topic, byte* payload, unsigned int length) {
  // Implementați acțiunile dvs. de prelucrare a mesajelor primite
}