// You will need to install LC_baseTools
// from the library mamanger to compile this.

#include <mechButton.h>
#include <timeObj.h>

#define FWD_LED   5
#define BACK_LED  4

mechButton  btnFWD(3);
mechButton  btnBack(2);
timeObj     pauseTimer(2000,false);
bool        goFWD;

void setup() {
  
  Serial.begin(115200);
  pinMode(FWD_LED, OUTPUT);
  pinMode(BACK_LED, OUTPUT);
  btnFWD.setCallback(btnFWDClk);
  btnBack.setCallback(btnBackClk);
  goFWD = false;
}


void btnFWDClk(void) {

  if (!btnFWD.getState()) {
    digitalWrite(FWD_LED,LOW);
    digitalWrite(BACK_LED,LOW);
    pauseTimer.start();
    goFWD = true;
  }
}


void btnBackClk(void) {
  
  if (!btnBack.getState()) {
    digitalWrite(FWD_LED,LOW);
    digitalWrite(BACK_LED,LOW);
    pauseTimer.start();
    goFWD = false;
  } 
}




void loop() {

  idle();
  if (pauseTimer.ding()) {
    if (goFWD) {
      digitalWrite(FWD_LED,HIGH);
    } else {
      digitalWrite(BACK_LED,HIGH);
    }
    pauseTimer.reset();
  }
}