Add support to decode links in Resource

Vox/Core/Class/Context_Query.swift

@@ -25,6 +25,13 @@ extension Context {
                 } else if data is NSNull {
                     value = nil
                 }
+            } else if let linkDocumentData = resource.object?.value(forKeyPath: "links.\(key)") {
+                if let stringObject = linkDocumentData as? String, let urlObject = URL(string: stringObject) {
+                    value = urlObject // assume simple string url
+                } else if let dictionary = linkDocumentData as? [String: Any] {
+                    // need to parse { href: "", meta : {..}}
+                    value = dictionary
+                }
             }
         }
 

Vox/Core/Class/Resource.swift

@@ -48,6 +48,16 @@ open class Resource: BaseResource {
 
         return _relationships
     }
+
+    public var links: NSMutableDictionary? {
+        var _links: NSMutableDictionary?
+
+        context?.queue.sync {
+            _links = object?["links"] as? NSMutableDictionary
+        }
+
+        return _links
+    }
 
     public required init(context: Context? = nil) {
         super.init()
@@ -77,6 +87,7 @@ open class Resource: BaseResource {
     public func documentDictionary() throws -> [String: Any] {
         let attributes = self.attributes
         let relationships = self.relationships
+        let links = self.links
 
         var dictionary: [String: Any] = [
             "type": self.type
@@ -95,6 +106,11 @@ open class Resource: BaseResource {
             relationships.count > 0 {
             dictionary["relationships"] = relationships
         }
+
+        if let links = links,
+            links.count > 0 {
+            dictionary["links"] = links
+        }
 
         return ["data": dictionary]
     }
@@ -131,6 +147,7 @@ extension Array where Element: Resource {
 
             let attributes = resource.attributes
             let relationships = resource.relationships
+            let links = resource.links
 
             var dictionary: [String: Any] = [
                 "id": id,
@@ -146,6 +163,11 @@ extension Array where Element: Resource {
                 relationships.count > 0 {
                 dictionary["relationships"] = relationships
             }
+
+            if let links = links,
+                links.count > 0 {
+                dictionary["links"] = links
+            }
 
             return dictionary
         }

VoxTests/Assets/Articles.json

@@ -37,7 +37,17 @@
                     "type": "persons2"
                 }
             }
-        }
+        },
+        "links": {
+	    		"here": "www.example.com",
+	    		"there": "www.example2.com",
+	    		"related": {
+					    "href": "http://example.com/articles/1/comments",
+					    "meta": {
+					      "count": 10
+							}
+	    		}
+    		}
     }],
     "included": [
         {

VoxTests/Deserializer/DeserializerCollectionSpec.swift

@@ -23,6 +23,9 @@ fileprivate class Article2: Resource {
     @objc dynamic var author: Person2?
     @objc dynamic var hint: String?
     @objc dynamic var customObject: [String: Any]?
+    @objc dynamic var here: URL?
+    @objc dynamic var there: URL?
+    @objc dynamic var related: [String: Any]?
 }
 
 
@@ -61,7 +64,9 @@ class DeserializerCollectionSpec: QuickSpec {
                     expect(article?.descriptionText).to(equal("Desc"))
                     expect(article?.keywords).notTo(beNil())
                     expect(article?.customObject).notTo(beNil())
-
+                    expect(article?.here).to(equal(URL(string: "www.example.com")!))
+                    expect(article?.related).notTo(beNil())
+                    expect(article?.links).notTo(beNil())
                     let coauthors = article?.coauthors
                     let author = article?.author