#include <AccelStepper.h>

// Define pin connections
const int dirPin = 2;
const int stepPin = 3;

// Define motor interface type
#define motorInterfaceType 1
#define btnV 4
#define btnR 5
#define btnA 6

// Creates an instance
AccelStepper myStepper(motorInterfaceType, stepPin, dirPin);

// Variable to track the pause state
bool isPaused = false;

void setup() {
  // Configure pins for buttons
  pinMode(btnV, INPUT_PULLUP);
  pinMode(btnR, INPUT_PULLUP);
  pinMode(btnA, INPUT_PULLUP);

  // Set motor parameters
  myStepper.setMaxSpeed(1000);
  myStepper.setAcceleration(50);
  myStepper.setSpeed(0);  // Start with no movement
}

void loop() {
  // Check if pause button is pressed
  if (digitalRead(btnR) == LOW) {
    isPaused = true;
    myStepper.setSpeed(0);  // Stop the motor
  }

  // If the motor is paused, check for directional commands
  if (isPaused) {
    if (digitalRead(btnV) == LOW) {  // Move to the left
      isPaused = false;
      myStepper.setSpeed(-200);  // Negative speed for left
    } else if (digitalRead(btnA) == LOW) {  // Move to the right
      isPaused = false;
      myStepper.setSpeed(200);  // Positive speed for right
    }
  }

  // Run the motor
  myStepper.runSpeed();
}