lb-dk-2023/assets/js/form-handler.js
2023-08-15 17:02:21 +02:00

42 lines
1.2 KiB
JavaScript

window.addEventListener("DOMContentLoaded", function () {
var form = document.getElementById("contact-form");
var button = document.getElementById("contact-form-button");
var status = document.getElementById("contact-form-status");
function success() {
form.reset();
button.style = "display: none ";
status.innerHTML = "Thanks! Contact form is submitted successfully.";
}
function error() {
status.innerHTML = "Oops! There was a problem.";
}
// handle the form submission event
if (form != null) {
form.addEventListener("submit", function (ev) {
ev.preventDefault();
var data = new FormData(form);
ajax(form.method, form.action, data, success, error);
});
}
});
// helper function for sending an AJAX request
function ajax(method, url, data, success, error) {
var xhr = new XMLHttpRequest();
xhr.open(method, url);
xhr.setRequestHeader("Accept", "application/json");
xhr.onreadystatechange = function () {
if (xhr.readyState !== XMLHttpRequest.DONE) return;
if (xhr.status === 200) {
success(xhr.response, xhr.responseType);
} else {
error(xhr.status, xhr.response, xhr.responseType);
}
};
xhr.send(data);
}