const int buttonPin1 = 34;  // Replace D7 with the actual pin you connect the button to
const int buttonPin2 = 35;  // Replace D6 with the actual pin you connect the button to
const int buttonPinplaypause = 32;  // Replace D5 with the actual pin you connect the button to

const int BUZZER_PIN = 18;  // Replace D1 with the actual pin you connect the buzzer to



bool musicState = false;
int currenttoneindex = 0;
int tones[3] = {1000, 2000, 3000};
int button1State = 0;
int button2State = 0;
int button3State = 0;

int buttonState = LOW;
int lastButtonState = LOW;
unsigned long lastDebounceTime = 0;
unsigned long debounceDelay = 50;

void setup() {
  

  pinMode(buttonPin1, INPUT);
  pinMode(buttonPin2, INPUT);
  pinMode(buttonPinplaypause, INPUT);

 
}
void loop(){
  int newButton1State = digitalRead(buttonPin1);
  int newButton2State = digitalRead(buttonPin2);
  int newButton3State = digitalRead(buttonPinplaypause);

 int reading = digitalRead(buttonPin1);
  if (reading != lastButtonState) {
    lastDebounceTime = millis();
  }
 
  if ((millis() - lastDebounceTime) > debounceDelay) {
    if (reading != button1State) {
      buttonState = reading;
 
      if (button1State == HIGH) {
        // Button pressed, play the current tone
        tone(BUZZER_PIN, tones[currenttoneindex]);
        currenttoneindex = 1 - currenttoneindex;  // Switch to the other tone
      } else {
        // Button released, stop the tone
        noTone(BUZZER_PIN);
      }
    }
  }
 
  lastButtonState = reading;


  if (newButton2State == HIGH && button2State == LOW) {
    // Button 2 logic - Play a sequence
    for (int i = 0; i < 2; ++i) {
    tone(BUZZER_PIN, 1500); 
    usleep(200000);       
    noTone(BUZZER_PIN);
    usleep(100000);        

    tone(BUZZER_PIN, 2000);  
    usleep(200000);       
    noTone(BUZZER_PIN);
    usleep(100000);
  }
  }

  if (newButton3State == HIGH && button3State == LOW) {
    // Button 3 logic - Decrease tone
    tone(BUZZER_PIN, tones[currenttoneindex]);
    currenttoneindex = (currenttoneindex - 1 + sizeof(tones) / sizeof(tones[0])) % (sizeof(tones) / sizeof(tones[0]));
   
    delay(1000); // Adjust delay as needed
    noTone(BUZZER_PIN);
  }

  // Update button states for the next iteration
  button1State = newButton1State;
  button2State = newButton2State;
  button3State = newButton3State;
}