public void Write(IProjectionContext <TParent> context, IMediaNode node)
{
var list = node.AddList(NodeName, LeafName ?? NodeName);
var elements = ElementSource(context);
var projection = ProjectionSource(context);
elements.Each(element =>
{
var childNode = list.Add();
var childContext = context.ContextFor(element);
projection.Write(childContext, childNode);
});
}
void IProjection <TParent> .Write(IProjectionContext <TParent> context, IMediaNode node)
{
var value = _source(context);
if (value == null)
{
return;
}
var childNode = node.AddChild(_name);
var childContext = context.ContextFor(value);
write(childContext, childNode);
}
void IProjection <TParent> .Write(IProjectionContext <TParent> context, IMediaNode node)
{
var value = context.ValueFor(_accessor) as TChild;
if (value == null)
{
return;
}
var childNode = node.AddChild(_name);
var childContext = context.ContextFor(value);
write(childContext, childNode);
}
public void Project <T>(IProjectionContext <T> context, IMediaNode childNode, IMediaNode parentNode, string nodeName)
{
var connegGraph = context.Service <ConnegSettings>().Graph;
var projectionType = connegGraph.WriterTypesFor(typeof(TValue))
.FirstOrDefault(x => x.CanBeCastTo <IProjection <TValue> >() && x.IsConcreteWithDefaultCtor());
var childContext = context.ContextFor(_value);
if (projectionType == null)
{
parentNode.SetAttribute(nodeName, _value);
}
else
{
var projection = Activator.CreateInstance(projectionType).As <IProjection <TValue> >();
projection.Write(childContext, childNode);
}
}