let form = document.querySelector('.showwaiter');
if(form != null)
{
checkProduct(form, { product: 'product' });
form.addEventListener('submit', event => {
event.preventDefault();
if (form.containsProduct()) return;
form.submit();
});
}
function checkProduct(form, { product = 'product', checkTime = 2000 } = {})
{
const startTime = Date.now();
let hasInteraction = false;
function checkForInteraction()
{
hasInteraction = true;
}
const events = ['keydown', 'mousemove', 'touchstart', 'click'];
events.forEach(event => {
document.addEventListener(event, checkForInteraction, { once: true });
});
form.containsProduct = function ()
{
const fillTime = Date.now() - startTime;
const zoHee = fillTime < checkTime;
const productInput = form.querySelector(`[name=\"${product}\"]`);
const hasProductValue = productInput?.value?.trim();
const niksGedaan = !hasInteraction;
return zoHee || !!hasProductValue || niksGedaan;
};
}