public class UserCreatingAccount extends Flow {

    protected void process(Message<JsonObject> message) {
        JsonObject data = message.body();
        Message<JsonObject> replyLoadUser = call("account@load-user-by-email", data);

        if(replyLoadUser.body() != null){
            message.fail(400, "User email already exists");
            return;
        }

        Message<JsonObject> replyCreateAccount = call("account@create-account", data);

        final JsonObject account = replyCreateAccount.body();

        JsonObject user = createUserObject(data, account);

        Message<JsonObject> replyEncryptPassword = call("account@encrypt-user-password", user);

        call("account@create-user", replyEncryptPassword.body());

        call("account@send-email", dataToEmail());

        message.reply(account);
    }
}