/// <summary>Get an <see cref="ObservableCollection{T}"/> containing <paramref name="nodes"/>' values.</summary>
public override object FromNodes(IEntityProxy parent, IPropertyMapping property, IEntityContext context, IEnumerable <INode> nodes)
{
var convertedValues = nodes.Select(node => ((ICollectionMapping)property).ElementConverter.Convert(node, context));
var collectionElements = ((IEnumerable <object>)Aggregator.Aggregate(convertedValues)).ToArray();
var genericArguments = (property.ReturnType.IsArray ? new[] { property.ReturnType.GetElementType() } : property.ReturnType.GetTypeInfo().GetGenericArguments());
var observable = (IList)typeof(ObservableCollection <>).MakeGenericType(genericArguments).GetTypeInfo().GetConstructor(Type.EmptyTypes).Invoke(new object[0]);
var asEntity = (typeof(IEntity).GetTypeInfo().IsAssignableFrom(genericArguments.Single()) ? AsEntity.MakeGenericMethod(genericArguments) : null);
foreach (var item in collectionElements)
{
observable.Add(asEntity != null ? asEntity.Invoke(null, new[] { item }) : item);
}
((INotifyCollectionChanged)observable).CollectionChanged += (sender, args) => DynamicExtensions.InvokeSet((dynamic)parent, property.Name, sender);
return(observable);
}
