Convert Date to Local Time using Momentjs library and Get Difference from one date to another in minutes, hours or days

convertDateToLocalTimeFunction

    //returns a string
    convertToLocalTimeToString(hora){
      hora = moment.utc(hora);
      hora = hora.local().format();
      return hora;
    }
    
    //returns a moment obj - use to get difference
    convertToLocalTimeToObj(hora){
      hora = moment.utc(hora);
      hora = hora.local();
      return hora;
    }
    
    //value is a string that stands for 'minutes', 'hours' or 'days'
    getDiffNowAndThen(now, then, value){
      let difference = now.diff(then, 'minutes');
      return difference;
    }