#include <LiquidCrystal.h>

// constants won't change. They're used here to
// set pin numbers:
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

const int buttonPin = 7;     // the number of the pushbutton pin
int stadie = 1;
int buttonState = 0;         // variable for reading the pushbutton status
int dittall = 0;
int currentnumber = 1;

boolean dispreset1 = false;
boolean dispreset2 = false;
boolean dispreset3 = false;
boolean dispreset4 = false;

void setup() {
  lcd.begin(16, 2);
  pinMode(buttonPin, INPUT);     //setter knappen som input
  dittall = random(0, 36);
}

void loop(){


  if (stadie == 1)
  {
      dispreset1 = false;
     dispreset2 = false;
     dispreset3 = false;
      dispreset4 = false;

    if (dispreset1 == false)
    {
     lcd.begin(16, 2);
    dispreset1 = true;
    }

    lcd.setCursor(0, 0);
    lcd.print("Lotto spill ");
    lcd.setCursor(0, 1);
    lcd.print("ditt tall: ");
    lcd.print(dittall);
    delay(2000);
    stadie = 2;
  }

 else if (stadie == 2)
 {

    if (dispreset2 == false)
      {
         lcd.begin(16, 2);
        dispreset2 = true;
      }

    lcd.setCursor(0, 0);
     lcd.print("trykk knappen ");
     lcd.setCursor(0, 1);
     lcd.print("for å starte!");
     delay(500);
     buttonState = digitalRead(buttonPin); //henter verdien fra knappen
     if (buttonState == HIGH)
     {
      stadie = 3;
     }

 }

 else if (stadie == 3)
 {
   currentnumber = random(0, 36);
   if (dispreset3 == false)
      {
       lcd.begin(16, 2);
      dispreset3 = true;
      }

     lcd.setCursor(0, 0);
     lcd.print("nummer:");
     lcd.setCursor(0, 1);
     lcd.print(currentnumber);




     delay(200);

      buttonState = digitalRead(buttonPin); //henter verdien fra knappen
     if (buttonState == HIGH)
     {
       delay(20);
      stadie = 4;
     }

 }

 else if (stadie == 4)
 {

    if (dispreset4 == false)
      {
       lcd.begin(16, 2);
      dispreset4 = true;
      }
     lcd.setCursor(0, 0);;
     lcd.print("Resultat:");
     lcd.setCursor(0, 1);
     if(currentnumber == dittall)
     {
        lcd.print("Du vant!");
     }
     else
     {
        lcd.print("du tapte!");
     }
     delay(5000);
      buttonState = digitalRead(buttonPin); //henter verdien fra knappen
     if (buttonState == HIGH)
     {
       minutt = 0;
       sekund = 0;
      stadie = 1;
     }
 }
 /*
  if (buttonState == HIGH) {
    // turn LED on:
    digitalWrite(ledPin, HIGH);
  }
  else {
    // turn LED off:
    digitalWrite(ledPin, LOW);
  }
  */

}