#include "pitches.h"

const int ledPins1 = 9;
const int ledPins2 = 10;
const int ledPins3 = 11;
const int ledPins4 = 12;
const int button1 = 2;
const int button2 = 3;
const int button3 = 4;
const int button4 = 5;

 const int gameTones[] = { NOTE_G3, NOTE_C4, NOTE_E4, NOTE_G5};

#define SPEAKER_PIN 8


void setup() {
{
    pinMode(ledPins1, OUTPUT);
    pinMode(ledPins2, OUTPUT);
    pinMode(ledPins3, OUTPUT);
    pinMode(ledPins4, OUTPUT);
    pinMode(button1, INPUT_PULLUP);    // Set button1 pin as INPUT_PULLUP
    pinMode(button2, INPUT_PULLUP);    // Set button2 pin as INPUT_PULLUP
    pinMode(button3, INPUT_PULLUP);   
    pinMode(button4, INPUT_PULLUP); 
  }
  pinMode(SPEAKER_PIN, OUTPUT);
}

void lightLedAndPlayTone(byte ledIndex) {
  digitalWrite(ledPins1[ledIndex], HIGH);
  tone(SPEAKER_PIN, gameTones[ledIndex]);
  delay(300);
  digitalWrite(ledPins1[ledIndex], LOW);
  noTone(SPEAKER_PIN);
}

void lightLedAndPlayTone(byte ledIndex) {
int ledPins1 = {9, 10, 11, 12};
digitalWrite(ledPins1[(int)ledIndex])
delay(300);
digitalWrite(ledPins1[(int)ledIndex], LOW);
 noTone(SPEAKER_PIN);
}

void loop() {
  int value1 = digitalRead(button1);
  if (value1 == 0) { // If button1 is pressed (active LOW)
    // Turn on LEDs one by one
    for (int ledPins1 = 1; ledPins1 < 5; ledPins1++) {
      digitalWrite(ledPins1, HIGH);  // Turn on the LED
      if (ledPins1 == 4) {
      }
      digitalWrite(ledPins1, LOW);   // Turn off the LED
    }
    
    // Turn off LEDs in reverse order
    for (int ledPins1 = 4; ledPins1 >= 1; ledPins1--) {
      digitalWrite(ledPins1, HIGH); // Turn on the LED
      digitalWrite(ledPins1, LOW);  // Turn off the LED
      break;        
    }
  }
}