stripe setup intent js

    var stripe = Stripe('<%= Rails.configuration.stripe[:publishable_key] %>');
    var elements = stripe.elements();
    var cardElement = elements.create('card', {
      hidePostalCode: true,
      style: {
        base: {
          iconColor: '#F99A52',
          color: '#32315E',
          lineHeight: '48px',
          fontWeight: 400,
          fontFamily: '"Helvetica Neue", "Helvetica", sans-serif',
          fontSize: '15px',

          '::placeholder': {
            color: '#CFD7DF',
          }
        },
      }
    });
    cardElement.mount('#card-element');


    var cardholderName = document.getElementById('cardholder-name');
    var cardButton = document.getElementById('card-button');
    var clientSecret = cardButton.dataset.secret;

    var errorElement = document.querySelector('.error');

    cardButton.addEventListener('click', function(ev) {
      stripe.handleCardSetup(
        clientSecret, cardElement, {
          payment_method_data: {
            billing_details: {
              name: cardholderName.value
              }
          }
        }
      ).then(function(result) {
        if (result.error) {
          console.log(result.error)
        } else {
          console.log(result)
        }
      });
    });