public PaginatedList(IEnumerable <T> items, int totalCount, int pageNumber, int pageSize)
{
TotalCount = Prevent.Negative(totalCount, nameof(totalCount));
PageNumber = Prevent.NegativeOrZero(pageNumber, nameof(pageNumber));
PageSize = Prevent.NegativeOrZero(pageSize, nameof(pageSize));
var itemsList = new List <T>();
itemsList.AddRange(items);
Items = itemsList;
}