CreatePaginatedResponse.cs

public static PagedResponse<T> CreatePaginatedResponse<T>(IUriService uriService, PaginationFilter pagination, List<T> response)
{
     var nextPage = pagination.PageNumber >= 1
        ? uriService.GetAllPostsUri(new PaginationQuery(pagination.PageNumber + 1, pagination.PageSize)).ToString()
        : null;

    var previousPage = pagination.PageNumber - 1 >= 1
        ? uriService.GetAllPostsUri(new PaginationQuery(pagination.PageNumber - 1, pagination.PageSize)).ToString()
        : null;

    return new PagedResponse<T>
    {
        Data = response,
        PageNumber = pagination.PageNumber >= 1 ? pagination.PageNumber : (int?)null,
        PageSize = pagination.PageSize >= 1 ? pagination.PageSize : (int?)null,
        NextPage = response.Any() ? nextPage : null,
        PreviousPage = previousPage
    };
}