WPForm_listern

<script>
  var elementsArray = document.querySelectorAll('[id^="wpforms-form-"]');
  elementsArray.forEach(function(elem) {
    elem.addEventListener("submit", function(e) {
      
      var elements = event.target.elements;
      for (var i = 0, element; element = elements[i++];) {
        if (element.required === true && element.value === "") {
           window.dataLayer = window.dataLayer || [];
           window.dataLayer.push({
             event: "wpFormSubmit_error",
             wpFormId: event.target.id     
           });
           return
        }
      }

      var elements = event.target.elements;
      for (var i = 0, element; element = elements[i++];) {
        var formField = element.name + ': ' + element.value;
        console.log(formField);
      }
      
      window.dataLayer = window.dataLayer || [];
      window.dataLayer.push({
        event: "wpFormSubmit",
        wpFormId: event.target.id,
        //wpFormAction: event.target.action,
        wpFormItemCampo1: event.target.elements.item(0).value,     
        wpFormItemCampo2: event.target.elements.item(1).value,
        wpFormItemCampo3: event.target.elements.item(2).value,
        wpFormItemCampo4: event.target.elements.item(3).value        
      });
    });
  });
</script>