public async Task <DepartmentForReturnDto> Create(DepartmentForCreationDto createDto)
{
var checkByName = await departmentDal.GetAsync(x => x.Name.ToLower() == createDto.Name.ToLower());
if (checkByName != null)
{
throw new RestException(HttpStatusCode.BadRequest, new { AlreadyExist = Messages.AlreadyExist });
}
var mapForCreate = mapper.Map <Department>(createDto);
var saveToDb = await departmentDal.Add(mapForCreate);
var mapForReturn = mapper.Map <Department, DepartmentForReturnDto>(saveToDb);
return(mapForReturn);
}