payment_intent.js

const fetchPaymentIntentClientSecret = async () => {
  const response = await fetch(`${API_URL}/create-payment-intent`, {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({
      currency: 'usd',
      items: [{ id: 'id' }],
    }),
  });
  const { clientSecret } = await response.json();
  return clientSecret;
};

const handlePayPress = async () => {
	const clientSecret = await fetchPaymentIntentClientSecret();
	// step 2
  // step 3
	// step 4
};