public ActionResult Delete(Guid guid)
        {
            var item = _tutorScheduleService.GetByGuid(guid);

            _tutorScheduleService.Delete(item.Id);
            return(RedirectToAction("Index", "TutorSchedule"));
        }
        public IActionResult Create(Guid guid) //tutorlesson guid
        {
            var tutorLesson          = _tutorLessonService.GetByGuid(guid);
            var deletedTutorSchedule = _tutorScheduleService.GetTutorSchedules();

            foreach (var item in deletedTutorSchedule)
            {
                if (item.LessonStartDate < DateTime.Now)
                {
                    _tutorScheduleService.Delete(item.Id);
                }
            }

            var tutorSchedule = _tutorScheduleService.GetTutorSchedules().Where(x => x.LessonId == tutorLesson.LessonId && x.KullaniciId == tutorLesson.KullaniciId).ToList();

            ViewBag.TutorSchedules = tutorSchedule;
            return(View());
        }