public async Task<List<EstheticianAdminViewModel>> GetEstheticianMasterListAsync()
        {
            var estheticians = await _estheticians.GetAsync(x => x.User, x => x.Services);
            var list = new List<EstheticianAdminViewModel>();

            foreach (var esthetician in estheticians)
            {
                var toAdd = new EstheticianAdminViewModel
                {
                    Id = esthetician.Id,
                    FirstName = esthetician.User.FirstName,
                    LastName = esthetician.User.LastName,
                    Services = new List<SpaServiceViewModel>(),
                    Color = esthetician.Color
                };

                foreach (var service in esthetician.Services)
                    toAdd.Services.Add(new SpaServiceViewModel { Id = service.Id, Name = service.Name });

                list.Add(toAdd);
            }

            return list;
        }
        public async Task<EstheticianAdminViewModel> GetByIdAsync(int id)
        {
            var esthetician = await _estheticians.GetByIdAsync(id, x => x.User, x => x.Services, x => x.Shifts);
            var businessDays =
                _businessDays.FindAsync(x => esthetician.Shifts.Select(s => s.BusinessDayId).Contains(x.Id));

            var retVal = new EstheticianAdminViewModel
            {
                Id = esthetician.Id,
                FirstName = esthetician.User.FirstName,
                LastName = esthetician.User.LastName,
                Email = esthetician.User.Email,
                PhoneNumber = esthetician.User.PhoneNumber,
                Services = new List<SpaServiceViewModel>(),
                Color = esthetician.Color,
                Shifts = new List<ShiftViewModel>()
            };

            foreach (var service in esthetician.Services)
                retVal.Services.Add(new SpaServiceViewModel { Id = service.Id, Name = service.Name });

            var bdList = await businessDays;

            foreach (var shift in esthetician.Shifts)
            {
                var bd = bdList.Single(x => x.Id == shift.BusinessDayId);

                retVal.Shifts.Add(new ShiftViewModel
                {
                    StartTime = shift.StartTime,
                    EndTime = shift.EndTime,
                    BusinessDay = new BusinessDayViewModel
                    {
                        OpeningTime = bd.OpeningTime,
                        ClosingTime = bd.ClosingTime,
                        Location = new LocationViewModel
                        {
                            Id = bd.LocationId,
                            City = bd.LocationId == 1 ? "Stanton" : "Brea"
                        }
                    }
                });
            }
            return retVal;
        }