bool test = true;
bool test1 = true;
bool test2 = true;
int poschodie = 0;
bool idesHore = true;

#include <LiquidCrystal.h>
LiquidCrystal lcd(3,4,5,6,7,8);

void setup() {

  lcd.begin(16,2);

   pinMode(10, OUTPUT);
   digitalWrite(10, HIGH);
   pinMode(11, OUTPUT);


   //Tlacitko 1
   pinMode(2, INPUT );
   digitalWrite(2, HIGH);

   //Tlacitko 2
   pinMode(1, INPUT_PULLUP);

   //Tlacitko 3
   pinMode(9, INPUT_PULLUP);


}


void loop() {


//PRVE TLACITKO
  if(digitalRead(2) == LOW && test == true)
  {
    test = false;

    lcd.clear();
    lcd.print("pod cigan");
    
    //urcili sme si ci ppojdeme hore alabo dole
    if(poschodie < 40){ idesHore = true;}
    if( poschodie > 40) { idesHore = false;}

 

    if(idesHore == false)
    {
      while(poschodie != 40)
      {
        digitalWrite(10, LOW); //Nastavenie opacneho smeru

        digitalWrite(11, HIGH);
        delay(20);
        digitalWrite(11, LOW);
        delay(20);
        poschodie--;
      }
    }

    if(idesHore == true)
    {
      while(poschodie != 40)
      {
        digitalWrite(10, HIGH); //nastavenie smeru

        digitalWrite(11, HIGH);
        delay(20);
        digitalWrite(11, LOW);
        delay(20);
        poschodie++;
      }
    }


    //LCD PICA
    lcd.clear();
    lcd.print("si na 1.poschodi");

  }

  if(digitalRead(2) == HIGH && test == false)
  {
    test = true;
    
  }


//DRUEHC TLACITKO
  if(digitalRead(1) == LOW && test1 == true && poschodie < 80 )
  {
    test1 = false;

    lcd.clear();
    lcd.print("pod hore cigan");

    while(poschodie != 80)
    {
      digitalWrite(10, HIGH);  //nastavenie smeru

      digitalWrite(11, HIGH);
      delay(20);
      digitalWrite(11, LOW);
      delay(20);
      poschodie++;
    }
   

    //LCD PICA
    lcd.clear();
    lcd.print("si na 2. poschodi");

  }

  if(digitalRead(1) == HIGH && test1 == false)
  {
    test1 = true;
    
  }


  //Tretie TLACITKO
  if(digitalRead(9) == LOW && test2 == true)
  {
    test2 = false;

    lcd.clear();
    lcd.print("ides na prizemie");

    while(poschodie != 0)
    {
      digitalWrite(10, LOW);  //nastavenie smeru

      digitalWrite(11, HIGH);
      delay(20);
      digitalWrite(11, LOW);
      delay(20);
      poschodie--;
    }

    lcd.clear();
    lcd.print("si na prizemi");
   

  }

  if(digitalRead(9) == HIGH && test2 == false)
  {
    test2 = true;
  }



}