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#include <Servo.h>
#include <Adafruit_LiquidCrystal.h>

Adafruit_LiquidCrystal lcd_1(0);

int Malee = 11;
int cNote = 10;
int dNote = 9;
int eNote = 8;
int fNote = 7;
int gNote = 6;
int aNote = 5;
int bNote = 4;
int cHNote = 3;
int Piezo = 2;
int pos = 0;

Servo servo;

double c = 261.63;  // the frequency of note c
double d = 293.66;  // the frequency of note d
double e = 329.63;  // the frequency of note e
double f = 349.23;  // the frequency of note f
double g = 392;     // the frequency of note g
double a = 440;     // the frequency of note a
double b = 493.88;  // the frequency of note b
double cH = 523.25; // the frequency of note c high

unsigned long servoStartTime = 0;
unsigned long noteStartTime = 0;

bool isPlayingNote = false;
bool isPlayingMalee = false;

void setup()
{
  pinMode(Malee, INPUT);
  pinMode(cNote, INPUT);
  pinMode(dNote, INPUT);
  pinMode(eNote, INPUT);
  pinMode(fNote, INPUT);
  pinMode(gNote, INPUT);
  pinMode(aNote, INPUT);
  pinMode(bNote, INPUT);
  pinMode(cHNote, INPUT);
  pinMode(Piezo, OUTPUT);
  Serial.begin(9600);
  lcd_1.begin(16, 2);
  servo.attach(12);
  servo.write(0);
  delay(50);
}

void playNoteWithServo(double frequency, int servoAngle)
{
  servo.write(servoAngle);
  tone(Piezo, frequency);
}

void stopNoteAndServo()
{
  noTone(Piezo);
  servo.write(0);
}

void loop()
{
  int maleeState = digitalRead(Malee);

  if (maleeState == HIGH && !isPlayingMalee)
  {
    lcd_1.setCursor(1, 0);
    lcd_1.print("\"NHOO MALEE is\"");
    lcd_1.setCursor(4, 1);
    lcd_1.print("playing");
    isPlayingMalee = true;
    isPlayingNote = false;
  }
  else if (isPlayingMalee)
  {
    unsigned long elapsedTime = millis() - servoStartTime;

    if (elapsedTime >= 15)
    {
      if (pos <= 180)
      {
        servo.write(pos);
        pos++;
      }
      else
      {
        pos = 0;
      }
      servoStartTime = millis();
    }

    playMaleeSong();
  }  else
  {
    stopNoteAndServo();
  }
}

void playMaleeSong()
{
  unsigned long elapsedTime = millis() - noteStartTime;

  if (elapsedTime >= 300)
  {
    static int noteIndex = 0;
    static int notes[] = {e,d,c,d,e,e,e,0,d,d,d,0,e,g,g,0,e,d,c,d,e,e,0,d,d,e,d,c};

    if (noteIndex < sizeof(notes) / sizeof(notes[0]))
    {
      tone(Piezo, notes[noteIndex]);
      noteStartTime = millis();
      noteIndex++;
    }
    else
    {
    lcd_1.setCursor(1, 0);
    lcd_1.print("\"NHOO MALEE is\"");
    lcd_1.setCursor(4, 1);
    lcd_1.print("end");
    isPlayingMalee = true;
    isPlayingNote = false;
      stopNoteAndServo();
    }
  }
}