// Define pin numbers
const int buttonPin1 = 2;   // Connect your push button to this pin
const int buttonPin2 = 3;   // Connect your push button to this pin
const int dirPin1 = 4;     // Connect A4988 driver STEP pin to this pin
const int stepPin1 = 5;     // Connect A4988 driver STEP pin to this pin
const int dirPin2 = 6;      // Connect A4988 driver DIR pin to this pin
const int stepPin2 = 7;      // Connect A4988 driver DIR pin to this pin

// Variables for stepper motor control
int stepsPerBB = 12;  // Change this according to your motor's specifications
int steps = 20;
int stepDelay = 5;  // Adjust this for your desired speed
int endDelay = 10;  // last delay after stepper movement

void setup() {
  pinMode(buttonPin1, INPUT);
  pinMode(buttonPin2, INPUT);
  pinMode(dirPin1, OUTPUT);
  pinMode(stepPin1, OUTPUT);
  pinMode(dirPin2, OUTPUT);
  pinMode(stepPin2, OUTPUT);
}

void loop() {
  int buttonState1 = digitalRead(buttonPin1);
  int buttonState2 = digitalRead(buttonPin2);

  if (buttonState1 == HIGH) {
    // Button is pressed, turn one BB
    digitalWrite(dirPin1, HIGH); // Set direction to clockwise
    digitalWrite(dirPin2, HIGH); // Set direction to clockwise

    for (int j = 0; j < 1; ++j) {
        for (int i = 0; i < stepsPerBB; ++i) {
            digitalWrite(stepPin1, HIGH);
            delayMicroseconds(stepDelay);
            digitalWrite(stepPin1, LOW);
            delayMicroseconds(stepDelay);
        delay(endDelay); // Pause for a moment before allowing another BB
        }

        for (int k = 0; k < stepsPerBB; ++k) {
            digitalWrite(stepPin1, HIGH);
            delayMicroseconds(stepDelay);
            digitalWrite(stepPin1, LOW);
            delayMicroseconds(stepDelay);
        delay(endDelay); // Pause for a moment before allowing another BB
        }

        for (int n = 0; n < stepsPerBB; ++n) {
            digitalWrite(stepPin2, HIGH);
            delayMicroseconds(stepDelay);
            digitalWrite(stepPin2, LOW);
            delayMicroseconds(stepDelay);
        delay(endDelay); // Pause for a moment before allowing another BB
        }
    }
  }

  if (buttonState2 == HIGH) {
    // Button is pressed, turn one BB
    digitalWrite(dirPin1, HIGH); // Set direction to clockwise
    for (int i = 0; i < stepsPerBB; i++) {
      digitalWrite(stepPin1, HIGH);
      delayMicroseconds(stepDelay);
      digitalWrite(stepPin1, LOW);
      delayMicroseconds(stepDelay);

    delay(endDelay); // Pause for a moment before allowing another BB
    }

  }
}