#include <OneWire.h>
#include <DallasTemperature.h>

OneWire oneWire(A5);
DallasTemperature sensors(&oneWire);

unsigned int startTime;

void setup() {
  Serial.begin(9600);
  sensors.begin();
  Serial.println("Restart pomiarów");
  startTime = millis();
}

void loop() {
  sensors.requestTemperatures();
  float temp = sensors.getTempCByIndex(0);
  if(temp < 40 && temp > 10) 
  {
    displayTemperature(temp);
    Serial.print(" | ");
    displayTime();
    Serial.println("");
    delay(1000);
  }
}

void displayTemperature(float temp) {
  Serial.print("Aktualna temperatura: ");
  Serial.print(temp);
  Serial.print(" *C");
}

void displayTime() {
  int currentTime = (millis() - startTime)/1000;
  int minutes = currentTime / 60;
  int seconds = currentTime % 60;
  Serial.print("Czas pomiaru: ");
  if(minutes < 10) {
    Serial.print("0");
  }
  Serial.print(minutes); 
  Serial.print(":"); 
  if(seconds < 10) {
    Serial.print("0");
  }
  Serial.print(seconds);
}