#include <MobaTools.h>

const byte stepPin   = 2;
const byte dirPin    = 5;
const byte enablePin = 8;
const int stepsPerRev = 200;

int IRSensor = 9;
const int open = 1;
const int close = 0;

const int sourcePIN = 10;

MoToStepper stepper(stepsPerRev, STEPDIR);
bool stepperBack;

bool sourceOn = false;

void setup() {
  Serial.begin(115200);

  stepper.attach(stepPin, dirPin);
  stepper.setSpeed(200);       
  stepper.setRampLen(10);
  stepper.setZero();
  stepperBack = true;

  pinMode(IRSensor, INPUT);

  pinMode(sourcePIN , OUTPUT);
  digitalWrite(sourcePIN , LOW);
}

void loop () {
  int sensorStatus = digitalRead(IRSensor);
  //caso puerta se abre y el tacho está atrás
  if (sensorStatus == open && stepperBack){
    if (!stepper.moving()){
      digitalWrite(sourcePIN , HIGH);
      stepper.doSteps(3*stepsPerRev);
      stepperBack = false;
      delay(10000);
    }
    digitalWrite(sourcePIN , LOW);
  }
  //caso la puerta se cierra y el tacho está adelante
  if (sensorStatus == close && !stepperBack){
    if (!stepper.moving()){
      digitalWrite(sourcePIN , HIGH);
      stepper.doSteps(-3*stepsPerRev);
      stepperBack = true;
      delay(10000);
    }
    digitalWrite(sourcePIN , LOW);
  }

}