#include <OneWire.h>
#include <DS18B20.h>

#define ONEWIRE_PIN 2

#define STEPPER_PIN_1 10
#define STEPPER_PIN_2 11
#define STEPPER_PIN_3 12
#define STEPPER_PIN_4 13


byte address[8] = {0x28, 0x2A, 0x1C, 0x94, 0x97, 0xC, 0x3, 0x28};

OneWire onewire(ONEWIRE_PIN);
DS18B20 sensors(&onewire);

void setup()
{
  while(!Serial);
  Serial.begin(9600);
  pinMode(STEPPER_PIN_1, OUTPUT);
  pinMode(STEPPER_PIN_2, OUTPUT);
  pinMode(STEPPER_PIN_3, OUTPUT);
  pinMode(STEPPER_PIN_4, OUTPUT);

  sensors.begin();
  sensors.request(address);

  Serial.println("Podaj temperature.");
}

void grzanie()
{

        digitalWrite(STEPPER_PIN_1, HIGH);
        digitalWrite(STEPPER_PIN_2, LOW);
        digitalWrite(STEPPER_PIN_3, LOW);
        digitalWrite(STEPPER_PIN_4, LOW);

        delay(3);

        digitalWrite(STEPPER_PIN_1, LOW);
        digitalWrite(STEPPER_PIN_2, HIGH);
        digitalWrite(STEPPER_PIN_3, LOW);
        digitalWrite(STEPPER_PIN_4, LOW);

        delay(3);

        digitalWrite(STEPPER_PIN_1, LOW);
        digitalWrite(STEPPER_PIN_2, LOW);
        digitalWrite(STEPPER_PIN_3, HIGH);
        digitalWrite(STEPPER_PIN_4, LOW);

        delay(3);

        digitalWrite(STEPPER_PIN_1, LOW);
        digitalWrite(STEPPER_PIN_2, LOW);
        digitalWrite(STEPPER_PIN_3, LOW);
        digitalWrite(STEPPER_PIN_4, HIGH);

        delay(3);
}

void chlodzenie()
{
        digitalWrite(STEPPER_PIN_1, LOW);
        digitalWrite(STEPPER_PIN_2, LOW);
        digitalWrite(STEPPER_PIN_3, LOW);
        digitalWrite(STEPPER_PIN_4, HIGH);

        delay(3);

        digitalWrite(STEPPER_PIN_1, LOW);
        digitalWrite(STEPPER_PIN_2, LOW);
        digitalWrite(STEPPER_PIN_3, HIGH);
        digitalWrite(STEPPER_PIN_4, LOW);

        delay(3);

        digitalWrite(STEPPER_PIN_1, LOW);
        digitalWrite(STEPPER_PIN_2, HIGH);
        digitalWrite(STEPPER_PIN_3, LOW);
        digitalWrite(STEPPER_PIN_4, LOW);

        delay(3);

        digitalWrite(STEPPER_PIN_1, HIGH);
        digitalWrite(STEPPER_PIN_2, LOW);
        digitalWrite(STEPPER_PIN_3, LOW);
        digitalWrite(STEPPER_PIN_4, LOW);

        delay(3);
}


void loop()
{
  if (sensors.available())

  {
    float temperatura_zadana = Serial.parseInt();
    float temperature = sensors.readTemperature(address);
    Serial.print("Aktualna temperatura: ");
    Serial.print(temperature);
    Serial.println(F(" 'C"));


    sensors.request(address);
    delay(1000);
      if (temperatura_zadana > temperature && temperatura_zadana != 0)
  {
    while (true)
     {
      chlodzenie();
      sensors.request(address);
      float temperature = sensors.readTemperature(address);
      Serial.print("Aktualna temperatura: ");
      Serial.print(temperature);
      Serial.println(F(" 'C"));
         if (temperatura_zadana == temperature || temperatura_zadana == 0)
          {
            break;
          }
      }
  }
  else if (temperatura_zadana < temperature && temperatura_zadana != 0)
  {
    while (true)
      {
        grzanie();
        sensors.request(address);
         float temperature = sensors.readTemperature(address);
        Serial.print("Aktualna temperatura: ");
        Serial.print(temperature);
        Serial.println(F(" 'C"));
          if (temperatura_zadana == temperature || temperatura_zadana == 0)
            {
               break;
            }
      }


}
  }
}