#include "pitches.h"


int buzzerpin = 8;
int buttonPinTune1 = 2;
int buttonPinTune2 = 3;
volatile int buttonState;

#define NUMNOTES1 26
#define NUMNOTES2 30

const int beat_length = 250;


const int notes1 [NUMNOTES1] = 
{
  NOTE_E5, NOTE_E5, NOTE_E5,
  NOTE_E5, NOTE_E5, NOTE_E5,
  NOTE_E5, NOTE_G5, NOTE_C5, NOTE_D5,
  NOTE_E5,
  NOTE_F5, NOTE_F5, NOTE_F5, NOTE_F5,
  NOTE_F5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5,
  NOTE_E5, NOTE_D5, NOTE_D5, NOTE_E5,
  NOTE_D5, NOTE_G5};

const int beats1 [NUMNOTES1] = {
  1, 1, 2,
  1, 1, 2,
  1, 1, 1, 1,
  4,
  1, 1, 1, 1,
  1, 1, 1, 1, 1,
  1, 1, 1, 1,
  2, 2  };




const int notes2 [NUMNOTES2] = // a 0 represents a rest
{

  NOTE_B3, 
  NOTE_F4, NOTE_F4, NOTE_G4, NOTE_F4, NOTE_E4,
  NOTE_D4, NOTE_D4, NOTE_D4,
  NOTE_G4, NOTE_G4, NOTE_A4, NOTE_G4, NOTE_F4,
  NOTE_E4, NOTE_E4, NOTE_E4,
  NOTE_A4, NOTE_A4, NOTE_B4, NOTE_A4, NOTE_G4,
  NOTE_F4, NOTE_D4, NOTE_B3, NOTE_B3,
  NOTE_D4, NOTE_G4, NOTE_E4,
  NOTE_F4};

const int beats2 [NUMNOTES2] = {
  2,
  2, 1, 1, 1, 1,
  2, 2, 2,
  2, 1, 1, 1, 1,
  2, 2, 2,
  2, 1, 1, 1, 1,
  2, 2, 1, 1,
  2, 2, 2,
  4  };


void setup()
{
pinMode(buzzerpin, OUTPUT);
pinMode(buttonPinTune1, INPUT);
pinMode(buttonPinTune2, INPUT);
attachInterrupt(digitalPinToInterrupt(buttonPinTune1), buttonInterrupt1, FALLING);
attachInterrupt(digitalPinToInterrupt(buttonPinTune2), buttonInterrupt2, FALLING);
}


void loop()
{
if (digitalRead(2) == HIGH){
  
  for (int i = 0; i < NUMNOTES1; i++) {
  if (notes1[i] == 0) {
  delay(beats1[i] * beat_length); // rest
  }
  else {
  ourTone(notes1[i], beats1[i] * beat_length);
}
  }
}
if (digitalRead(3) == HIGH){
  for (int i = 0; i < NUMNOTES2; i++) {
  if (notes2[i] == 0) {
  delay(beats2[i] * beat_length); // rest
  }
  else {
  ourTone(notes2[i], beats2[i] * beat_length);
}
  }
}
}
void buttonInterrupt1() {
int buttonState = digitalRead(2);

  if (buttonState == HIGH) {
   
    for (int i = 0; i < NUMNOTES1; i++) {
    if (notes1[i] == 0) {
    delay(beats1[i] * beat_length); // rest
    }
    else {
    ourTone(notes1[i], beats1[i] * beat_length);
}
  }
  }
}
void buttonInterrupt2() {
int buttonState = digitalRead(3);

  if (buttonState == HIGH) {
  
    for (int i = 0; i < NUMNOTES2; i++) {
    if (notes2[i] == 0) {
    delay(beats2[i] * beat_length); // rest
    }
    else {
    ourTone(notes2[i], beats2[i] * beat_length);
}
  }
  }
}


void ourTone(int freq, int duration)
{
tone(buzzerpin, freq, duration);
delay(duration);
}