//PARAMETRO REGOLABILE
int tempset = 450;  //piu alzi il valore piu raffredda
int templimit = 200;
int timer1 = 60;  //errore temperatura e cicalino dopo questi secondi dalla soglia superata
int delayrestart = 10;

int temp = 0;
int motoron = 0;
int motoroff = 0;
int memon = 0;  //non usato
int delayon = 0;
int startok = 1;
int delaytime = 0;
int delaycounter = 0;
int firston = 0;
int temperror = 0;
int temperror1 = 0;
int temperrordelay = 0;
long startuptime = 0;
int cycleon = 0;
int firststart = 0;
int nodelay=0;

#define motor 2
#define buzzer 3
#define tc A0


//MILLIS
//millis0- LETTURA TC
unsigned long previousMillis0 = 0;
unsigned long interval0 = 1000;
//millis1- TIMER RIPARTENZA
unsigned long previousMillis1 = 0;
unsigned long interval1 = 1000;
//millis2- PRIMO AVVIO
unsigned long previousMillis2 = 0;
unsigned long interval2 = 1000;
//millis2- RITARDO ALLARME TEMPERATURA BASSA
unsigned long previousMillis3 = 0;
unsigned long interval3 = 1000;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(motor, OUTPUT);
  pinMode(buzzer, OUTPUT);
  pinMode(tc, INPUT);
}

void loop() {
  if (startuptime < 71000) {
    startuptime++;
  }
  if (startuptime > 70000) {
    cycleon = 2;
  }

  if (cycleon == 2) {

// RICONOSCIMENTO PRIMO AVVIO
if (firston == 0){
  nodelay =1;
}



    if (millis() - previousMillis0 > interval0) {
      previousMillis0 = millis();
      Serial.println(temp, DEC);
      //Serial.println(firston, DEC);
      //Serial.println(startuptime, DEC);
    }

    if (temp < tempset && startok == 1 && (delayon == 0 || nodelay ==1) && temp < 1000 && temp > 5) {
      motoron = 1;      
      digitalWrite(motor, 1);
      previousMillis1 = 0;
      delaytime = 0;
      delayon = 0;


    } else {
      digitalWrite(motor, 0);
      motoroff = 1;
      motoron = 0;  
      nodelay=0; 
        
    }

    if (motoron ==1 && firston <200){  
          firston++;
    }

   
    //TIMER RIPARTENZA MOTORE
    if (firston > 0 && motoron == 0 && motoroff == 1 && delaytime < delayrestart) {
      delayon = 1;


      if (delayon == 1) {
        if (millis() - previousMillis1 > interval1) {
          previousMillis1 = millis();
          delaytime++;
          Serial.print("Attesa ripartenza - ");
          Serial.println(delaytime, DEC);
        }
      }

      if (delayrestart == delaytime) {
        startok = 1;
        delayon = 0;
      }
    }

    //-----------------------------------------------------------------SICUREZZE

    //TC ROTTA O SCOLLEGATA
    if (temp >= 1000 || temp < 5) {
      digitalWrite(buzzer, 1);
    } else {
      if (temperror == 0) {
        digitalWrite(buzzer, 0);
      }
    }


    // ALLARME TEMPERATURA TROPPO ALTA
    if (firststart == 5400 && (temp > templimit)) {
      temperrordelay = 1;
    } else {
      temperrordelay = 0;
      delaycounter = 0;
      temperror1 = 0;
    }

    if (temperrordelay == 1 && delaycounter < timer1) {
      if (millis() - previousMillis3 > interval3) {
        previousMillis3 = millis();
        delaycounter++;
      }
    }

    if (delaycounter == timer1) {
      temperror1 = 1;
    }


    if (temperror1 == 1) {
      digitalWrite(motor, 0);
      digitalWrite(buzzer, 1);
      temperror = 1;
    } else {
      temperror = 0;
      if (temp < templimit) {
        digitalWrite(buzzer, 0);
      }
    }



    //INIBIZIONE ALLARME PRIMO AVVIO,5400 1he30 prima di concedere allarme bassa temperatura
    //Parametro da inserire anche sopra !! Nella sezione sicurezze
    if (firststart < 5400) {
      if (millis() - previousMillis2 > interval2) {
        previousMillis2 = millis();
        firststart++;
      }
    }


    //LETTURA TERMOCOPPIA , messa qui per evitare falsa accensione motore all'avvio scheda!
    temp = analogRead(tc);
  }

}