public static IDocumentQuery <TSource> Paging <TSource>(this IDocumentQuery <TSource> source, Request request)
{
var maxResultsPerPage = 50;
if (request.Query.per_page.HasValue)
{
maxResultsPerPage = request.Query.per_page;
}
if (maxResultsPerPage < 1)
{
maxResultsPerPage = 50;
}
var page = 1;
if (request.Query.page.HasValue)
{
page = request.Query.page;
}
if (page < 1)
{
page = 1;
}
var skipResults = (page - 1) * maxResultsPerPage;
return(source.Skip(skipResults)
.Take(maxResultsPerPage));
}
private void VisitSkip(ConstantExpression constantExpression)
{
//Don't have to worry about the cast failing, the Skip() extension method only takes an int
luceneQuery.Skip((int)constantExpression.Value);
}
