static IResource CreateResource(JObject jObj, Type resourceType)
{
// remove _links and _embedded so those don't try to deserialize, because we know they will fail
JToken links;
if (jObj.TryGetValue(HalLinksName, out links))
{
jObj.Remove(HalLinksName);
}
JToken embeddeds;
if (jObj.TryGetValue(HalEmbeddedName, out embeddeds))
{
jObj.Remove(HalEmbeddedName);
}
// create value properties in base object
var resource = jObj.ToObject(resourceType) as IResource;
if (resource == null)
{
return(null);
}
// links are named properties, where the name is Link.Rel and the value is the rest of Link
if (links != null)
{
foreach (var rel in links.OfType <JProperty>())
{
CreateLinks(rel, resource);
}
var self = resource.Links.SingleOrDefault(l => l.Rel == "self");
if (self != null)
{
resource.Href = self.Href;
}
}
// embedded are named properties, where the name is the Rel, which needs to map to a Resource Type, and the value is the Resource
// recursive
if (embeddeds != null)
{
foreach (var prop in resourceType.GetProperties().Where(p => Representation.IsEmbeddedResourceType(p.PropertyType)))
{
// expects embedded collection of resources is implemented as an IList on the Representation-derived class
if (typeof(IEnumerable <IResource>).IsAssignableFrom(prop.PropertyType))
{
var lst = prop.GetValue(resource) as IList;
if (lst == null)
{
lst = ConstructResource(prop.PropertyType) as IList ??
Activator.CreateInstance(
typeof(List <>).MakeGenericType(prop.PropertyType.GenericTypeArguments)) as IList;
if (lst == null)
{
continue;
}
prop.SetValue(resource, lst);
}
if (prop.PropertyType.GenericTypeArguments != null &&
prop.PropertyType.GenericTypeArguments.Length > 0)
{
CreateEmbedded(embeddeds, prop.PropertyType.GenericTypeArguments[0],
newRes => lst.Add(newRes));
}
}
else
{
var prop1 = prop;
CreateEmbedded(embeddeds, prop.PropertyType, newRes => prop1.SetValue(resource, newRes));
}
}
}
return(resource);
}
