// Define Constants

// Connections to A4988
const int STEP_M1 = 13; // Step
const int DIR_M1 = 12;  // Direction
const int STEP_M2 = 11; // Step
const int DIR_M2 = 10;

//buttons
const int BUTTON_CW = 9;
const int BUTTON_CCW = 8;
const int BUTTON_STOP = 7;

// Motor steps per rotation
const int STEPS_PER_REV = 200;
 
//motor state
bool motorRunning;
 
int delaytime;

void setup() {

  Serial.begin(9600);

  // Setup the pinsnand buttons
  pinMode(STEP_M1,OUTPUT); 
  pinMode(DIR_M1,OUTPUT);
  pinMode(STEP_M2,OUTPUT); 
  pinMode(DIR_M2,OUTPUT);
  pinMode(BUTTON_STOP,INPUT); 
  pinMode(BUTTON_CCW,INPUT); 
  pinMode(BUTTON_CW,INPUT);

  //set motor state to false
  motorRunning = false;


}
void loop() {
  
  if (digitalRead(BUTTON_CW) == HIGH && motorRunning == false) {

    //motor is running
    motorRunning = true;
    
    // Set motor direction clockwise
    digitalWrite(DIR_M1,HIGH);
    digitalWrite(DIR_M2,HIGH);

  }

  else if (digitalRead(BUTTON_CW) == HIGH && motorRunning == false) {
   
    //motor is running
    motorRunning = true;

    // Set motor direction clockwise
    digitalWrite(DIR_M1,LOW);
    digitalWrite(DIR_M2,LOW);

  }
  
  while (motorRunning == true) {
    if (digitalRead(BUTTON_STOP) == HIGH) {
      motorRunning = false;
      break; // Exit the while loop if the stop button is pressed
    }

    digitalWrite(STEP_M1,HIGH); 
    digitalWrite(STEP_M2,HIGH); 
    delayMicroseconds(2000); 
    digitalWrite(STEP_M1,LOW); 
    delayMicroseconds(2000);
    digitalWrite(STEP_M2,LOW);
  }
}