private static Expression BuildOrderBySkipToken(OeSelectItem navigationItem, OrderByClause orderByClause, Expression source, OeJoinBuilder joinBuilder, bool hasSelectItems)
{
while (orderByClause != null)
{
var propertyNode = (SingleValuePropertyAccessNode)orderByClause.Expression;
if (propertyNode.Source is SingleNavigationNode navigationNode)
{
OeSelectItem match = null;
ExpandedNavigationSelectItem navigationSelectItem = null;
do
{
if ((match = navigationItem.FindHierarchyNavigationItem(navigationNode.NavigationProperty)) != null)
{
match.AddSelectItem(new OeSelectItem(propertyNode.Property, true));
break;
}
SelectExpandClause selectExpandClause;
if (navigationSelectItem == null)
{
var pathSelectItem = new PathSelectItem(new ODataSelectPath(new PropertySegment((IEdmStructuralProperty)propertyNode.Property)));
selectExpandClause = new SelectExpandClause(new[] { pathSelectItem }, false);
}
else
{
selectExpandClause = new SelectExpandClause(new[] { navigationSelectItem }, false);
}
var segment = new NavigationPropertySegment(navigationNode.NavigationProperty, navigationNode.NavigationSource);
navigationSelectItem = new ExpandedNavigationSelectItem(new ODataExpandPath(segment), navigationNode.NavigationSource, selectExpandClause);
}while ((navigationNode = navigationNode.Source as SingleNavigationNode) != null);
if (navigationSelectItem != null)
{
if (match == null)
{
match = navigationItem;
}
var selectItemTranslator = new OeSelectItemTranslator(match, false, source, joinBuilder, true);
navigationSelectItem.TranslateWith(selectItemTranslator);
source = selectItemTranslator.Source;
}
}
else
{
if (hasSelectItems)
{
navigationItem.AddSelectItem(new OeSelectItem(propertyNode.Property, true));
}
}
orderByClause = orderByClause.ThenBy;
}
return(source);
}
public void ExpandedNavigationPropertySelectItemIsNotImplemented()
{
FakeTranslator translator = new FakeTranslator();
ExpandedNavigationSelectItem item = new ExpandedNavigationSelectItem(new ODataExpandPath()
{
new NavigationPropertySegment(ModelBuildingHelpers.BuildValidNavigationProperty(), ModelBuildingHelpers.BuildValidEntitySet())
}, null, null);
Action visitExpandedNavigationSelectItem = () => item.TranslateWith(translator);
visitExpandedNavigationSelectItem.ShouldThrow <NotImplementedException>();
}