form.js

var forms = document.querySelectorAll('.needs-validation')

// Loop over them and prevent submission
Array.prototype.slice.call(forms)
    .forEach(function (form) {
        form.addEventListener('submit', function (event) {
            if (!form.checkValidity()) {
                event.preventDefault()
                event.stopPropagation()
            }

            form.classList.add('was-validated')
        }, false)
    })


$('input[type="file"]').on('change', function() {
    $(this).next().html($(this).val().split("\\").splice(-1,1)[0] || "Select file");
});


$('#copyCode').on('click', function() {
    var text = $('#referralCode').text();
    navigator.clipboard.writeText(text);
});