private void FlushChain(IncludeElementExpression expression)
{
List <RelationshipAttribute> fieldsInChain = _parentRelationshipStack.Reverse().ToList();
fieldsInChain.Add(expression.Relationship);
Chains.Add(new ResourceFieldChainExpression(fieldsInChain));
}
public override QueryExpression VisitIncludeElement(IncludeElementExpression expression, TArgument argument)
{
if (expression != null)
{
var newElements = VisitSequence(expression.Children, argument);
var newExpression = new IncludeElementExpression(expression.Relationship, newElements);
return(newExpression.Equals(expression) ? expression : newExpression);
}
return(null);
}
public override object VisitIncludeElement(IncludeElementExpression expression, object argument)
{
if (!expression.Children.Any())
{
FlushChain(expression);
}
else
{
_parentRelationshipStack.Push(expression.Relationship);
foreach (IncludeElementExpression child in expression.Children)
{
Visit(child, null);
}
_parentRelationshipStack.Pop();
}
return(null);
}