Exchangeratesapi integration

$(document).ready(function() {

    // Calcul price dynamically
    if($('#listingForm').length > 0) {

var foreignRates = $.get('https://api.exchangeratesapi.io/latest?base=USD');


      var foreignExchangeFunction = function() {
          
          var USD_price = $('#ListingPrice');

          USD_priceVal  = USD_price.val() ? USD_price.val() : 0;

          // Here is the magic - just get the user currency and do the math
// Convert is EUR

EUR_priceVal = USD_priceVal * foreignRates.rates.EUR;


          $('#ListingPrice').append(EUR_priceVal + ' EUR');
        };

        $('#listingForm').on('keyup', '#ListingPrice', function() {  
          foreignExchangeFunction();
        });
    }
});