/// <summary>
/// Create a limit and a offset parameters
/// </summary>
/// <param name="documentSearch">Document search engine</param>
/// <param name="conditional">Conditional to add parameter</param>
/// <param name="itemsPerPage">Quantity of items in one page</param>
/// <param name="currentPage">Current page</param>
/// <returns>Document search engine</returns>
public static DocumentSearch <TDocument> PageIf <TDocument>(this DocumentSearch <TDocument> documentSearch, Func <bool> conditional, long itemsPerPage, long currentPage)
where TDocument : Document
{
Checker.IsNull(conditional);
if (conditional.Invoke())
{
documentSearch.Page(itemsPerPage, currentPage);
}
return(documentSearch);
}