/// <summary>
/// Does a depth-first traversal of the properties of the given object recursively, depth-first.
///
/// p-code:
/// if (link.query is empty) {
/// for each member {
/// using link.rel and link.href, format a link and attach it to the member;
/// ====>>>
/// Q. BUT, __HOW__ do we get the parameters from the request?
/// A. We do not get them from the call, we get them from the response.
/// ====>>>
/// }
/// } else {
/// propertyValue = obj.Properties(car(link.query));
/// remainingLink = copyOf(link);
/// remainingLink.query = cdr(remainingLink.query);
/// call walk(propertyValue, remainingLink);
/// }
/// }
/// </summary>
/// <param name="obj"></param>
/// <param name="link"></param>
private void Walk(JToken obj, LinkAttribute link)
{
if (link.query == null)
{
JObject linkingObject = obj as JObject;
// construct an object in serial, then deserialize it and insert it
var linkInstance = new { rel = link.rel, href = link.href.ResolveParameters(obj) };
if (linkInstance.href != null)
{
if (linkingObject.Property("links") == null)
{
linkingObject.Add("links", new JArray());
}
(linkingObject.Property("links").Value as JArray).Add(JObject.FromObject(linkInstance));
}
}
else
{
LinkAttribute remainingLink = link.NextLayer;
string propertySought = link.query[0];
JToken propertyValue;
if (propertySought == "[]")
{
foreach (JToken arrayMember in (obj as JArray))
{
Walk(arrayMember, remainingLink);
}
}
else
{
if ((obj as JObject).TryGetValue(propertySought, out propertyValue) && propertyValue != null)
{
Walk(propertyValue, remainingLink);
}
}
}
}
/// <summary>
/// Does a depth-first traversal of the properties of the given object recursively, depth-first.
///
/// p-code:
/// if (link.query is empty) {
/// for each member {
/// using link.rel and link.href, format a link and attach it to the member;
/// ====>>>
/// Q. BUT, __HOW__ do we get the parameters from the request?
/// A. We do not get them from the call, we get them from the response.
/// ====>>>
/// }
/// } else {
/// propertyValue = obj.Properties(car(link.query));
/// remainingLink = copyOf(link);
/// remainingLink.query = cdr(remainingLink.query);
/// call walk(propertyValue, remainingLink);
/// }
/// }
/// </summary>
/// <param name="obj"></param>
/// <param name="link"></param>
private void Walk(JToken obj, LinkAttribute link)
{
if (link.query == null) {
JObject linkingObject = obj as JObject;
// construct an object in serial, then deserialize it and insert it
var linkInstance = new { rel = link.rel, href = link.href.ResolveParameters(obj) };
if (linkInstance.href != null) {
if (linkingObject.Property("links") == null) {
linkingObject.Add("links", new JArray());
}
(linkingObject.Property("links").Value as JArray).Add(JObject.FromObject(linkInstance));
}
} else {
LinkAttribute remainingLink = link.NextLayer;
string propertySought = link.query[0];
JToken propertyValue;
if (propertySought == "[]") {
foreach (JToken arrayMember in (obj as JArray)) {
Walk(arrayMember, remainingLink);
}
} else {
if ((obj as JObject).TryGetValue(propertySought, out propertyValue) && propertyValue != null) {
Walk(propertyValue, remainingLink);
}
}
}
}