Add userId and user properties to AppEventsLogger. (#147)

Sources/Core/AppEvents/AppEventsLogger.swift

@@ -201,4 +201,40 @@ public class AppEventsLogger {
  return FBSDKAppEvents.setLoggingOverrideAppID(newValue)
  }
  }
+
+ //--------------------------------------
+ // MARK: - User Id
+ //--------------------------------------
+
+ ///
+ /// A custom user identifier to associate with all app events.
+ /// The `userId` is persisted until it is cleared by passing `nil`.
+ ///
+ public static var userId: String? {
+ get {
+ return FBSDKAppEvents.userID() as String?
+ }
+ set {
+ FBSDKAppEvents.setUserID(userId)
+ }
+ }
+
+ //--------------------------------------
+ // MARK: - User Parameters
+ //--------------------------------------
+
+ /**
+ Sends a request to update the properties for the current user, set by `AppEventsLogger.userId`.
+
+ - properties: A dictionary of key-value pairs representing user properties and their values.
+ Values should be strings or numbers only. Each key must be less than 40 character in length,
+ and the key can contain only letters, number, whitespace, hyphens (`-`), or underscores (`_`).
+ Each value must be less than 100 characters.
+ - completion: Optional completion closure that is going to be called when the request finishes or fails.
+ */
+ public static func updateUserProperties(_ properties: [String : Any],
+ completion: @escaping (_ httpResponse: HTTPURLResponse?, _ result: GraphRequestResult<GraphRequest>) -> Void) {
+ FBSDKAppEvents.updateUserProperties(properties,
+ handler: GraphRequestConnection.sdkRequestCompletion(from: completion))
+ }
 }

Sources/Core/GraphRequest/GraphRequestConnection.swift

@@ -106,7 +106,7 @@ extension GraphRequestConnection {
  batchParameters: [String : Any]?,
  completion: Completion<T>? = nil) {
  sdkConnection.add(request.sdkRequest,
- completionHandler: completion.map(sdkRequestCompletion),
+ completionHandler: completion.map(type(of: self).sdkRequestCompletion),
  batchParameters: batchParameters)
  }
 
@@ -137,9 +137,9 @@ extension GraphRequestConnection {
 
 extension GraphRequestConnection {
  /// Custom typealias that is the same as FBSDKGraphRequestHandler, but without implicitly unwrapped optionals.
- fileprivate typealias SDKRequestCompletion = (_ connection: FBSDKGraphRequestConnection?, _ rawResponse: Any?, _ error: Error?) -> Void
+ internal typealias SDKRequestCompletion = (_ connection: FBSDKGraphRequestConnection?, _ rawResponse: Any?, _ error: Error?) -> Void
 
- fileprivate func sdkRequestCompletion<T: GraphRequestProtocol>(from completion: @escaping Completion<T>) -> SDKRequestCompletion {
+ internal static func sdkRequestCompletion<T: GraphRequestProtocol>(from completion: @escaping Completion<T>) -> SDKRequestCompletion {
  return { connection, rawResponse, error in
  let result: GraphRequestResult<T> = {
  switch error {