Mobile pay simple integration

mobilepay.java

    @Click(R.id.povh_mobilepay_view)
    protected void onMobilePayClick() {
        if (MobilePay.getInstance().isMobilePayInstalled(getApplicationContext())) {
            Payment payment = new Payment();
            payment.setProductPrice(new BigDecimal(ticketOrderRequest.getSum()));
            // TODO Add proper payment details
            payment.setOrderId("foobar");
            startActivityForResult(MobilePay.getInstance().createPaymentIntent(payment), REQUEST_MOBILEPAY_PAYMENT);
        } else {
            startActivity(MobilePay.getInstance().createDownloadMobilePayIntent(getApplicationContext()));
        }
    }

    @OnActivityResult(REQUEST_MOBILEPAY_PAYMENT)
    protected void onMobilePayResult(int resultCode, Intent data) {
        MobilePay.getInstance().handleResult(resultCode, data, new ResultCallback() {
            @Override
            public void onSuccess(SuccessResult result) {
                // TODO: verify with backend and download tickets
            }

            @Override
            public void onFailure(FailureResult result) {
                Toast.makeText(PaymentActivity.this, result.getErrorMessage(), Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onCancel() {
            }
        });
    }