public List <ListOfAvailableDatesDTO> GenerateListOfAvailableDates(int stylistId, DateTime day, int hairdressingServicesId)
        {
            WeekdayGenerator weekdayGenerator = new WeekdayGenerator(day);
            var ListWorkingHours     = _stylistWorkingHoursData.GetAllStylistsWorkingHours(stylistId).Where(x => x.StartDate >= weekdayGenerator.StartWeek && x.StartDate <= weekdayGenerator.EndWeek).ToList();
            var hairdressingServices = _hairdressingServicesData.GetAllHairdressingServices()
                                       .Where(x => x.Id == hairdressingServicesId).FirstOrDefault();

            List <ListOfAvailableDatesDTO> listOfAvailableDates = new List <ListOfAvailableDatesDTO>();

            foreach (var item in ListWorkingHours)
            {
                double   serviceTime      = (double)hairdressingServices.ServiceTime;
                DateTime serviceStartDate = item.StartDate;

                for (DateTime serviceEndDate = item.StartDate.AddHours(serviceTime); serviceEndDate <= item.EndDate; serviceEndDate = serviceEndDate.AddHours(serviceTime))
                {
                    listOfAvailableDates.Add(new ListOfAvailableDatesDTO
                    {
                        ServiceStartDate       = serviceStartDate,
                        ServiceEndDate         = serviceEndDate,
                        DayOfWeek              = (int)serviceStartDate.DayOfWeek,
                        HairdressingServicesId = hairdressingServicesId,
                        StylistId              = stylistId
                    });
                    serviceStartDate = serviceEndDate;
                }
            }
            return(listOfAvailableDates);
        }
        public IActionResult GetAllStylistsWorkingHours(int stylistId)
        {
            var result = _stylistWorkingHoursData.GetAllStylistsWorkingHours(stylistId);

            if (result == null)
            {
                return(NotFound());
            }

            return(Ok(result));
        }