public async Task <int> CountPages([FromQuery] CarQuery query)
{
ISpecification <Car> numberPlateFilter =
new ExpressionSpecification <Car> (e => EF.Functions.Like(e.NumberPlate, $"%{query.Search.Trim()}%"));
ISpecification <Car> carTypeFilter = new ExpressionSpecification <Car> (e => query.CarTypeId == 0 ? true : e.CarTypeId == query.CarTypeId);
ISpecification <Car> carExpSpec = numberPlateFilter.And(carTypeFilter);
return(await carRepository.CountPages(query.PageSize, carExpSpec));
}