post("/register", (req, res) -> {

        WebContext context = new SparkWebContext(req, res);
        ProfileManager manager = new ProfileManager(context);

        // todo - check if authed - if yes - decline
        String body = req.body().trim();

        GsonBuilder gsonBuilder = new GsonBuilder();
        gsonBuilder.registerTypeAdapter(RegistrationData.class, new RegistrationDeserializer());
        Gson gson = gsonBuilder.create();

        RegistrationData data;

        try{
            data = gson.fromJson(body, RegistrationData.class);
        }catch (JsonSyntaxException ex){
            return "fail";
        }

        userService.register(data);

        return "success " + data.getEmail();
    }, json());

final CallbackRoute callback = new CallbackRoute(config, null, true);
get("/callback", callback);
post("/callback", callback);