#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);

const int redd = 11;
const int greenn = 10;
const int bluee = 9;
const int trueB = A2;
const int falseB = A3;

bool correctAnswer = true;

void setup() {
  lcd.begin(16, 2);
  lcd.backlight();
  
  pinMode(redd, OUTPUT);
  pinMode(greenn, OUTPUT);
  pinMode(bluee, OUTPUT);
  
  pinMode(trueB, INPUT_PULLUP);
  pinMode(falseB, INPUT_PULLUP);

  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Pogi si butlig?");
  setRGB(0, 0, 255);
}

void loop() {
  int trueBState = analogRead(trueB);
  int falseBState = analogRead(falseB);
  
  if (trueBState < 100) {
    setRGB(0, 255, 0);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("True");
    delay(3000);
    resetState();
  }
  
  if (falseBState < 100) {
    setRGB(255, 0, 0);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("False");
    delay(3000);
    resetState();
  }
}

void resetState() {
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Pogi si butlig?");
  setRGB(0, 0, 255);
}

void setRGB(int red, int green, int blue) {
  analogWrite(redd, red);
  analogWrite(greenn, green);
  analogWrite(bluee, blue);
}