IBAction to authenticate Pinterest users in a Swift App

pinterest-authentication-swift

    @IBAction func authenticate(_ sender: AnyObject) {
        
        PDKClient.sharedInstance().authenticate(withPermissions:
            [PDKClientReadPublicPermissions,
             PDKClientWritePublicPermissions,
             PDKClientReadRelationshipsPermissions,
             PDKClientWriteRelationshipsPermissions], from: self,
                                                      withSuccess: { (response) in
                                                        self.pinterestLoginSuccess = true;
                                                        print("User authenticated!)");
                                                        //TODO: If true, will move user to BoardsViewController
        }) { (error) in
            print("Error authenticating \(error).")
        }
    }