IW4M-Admin/WebfrontCore/wwwroot/js/action.js

function hideLoader() {
    $('.layout-loading-icon').fadeOut();
}

function showLoader() {
    $('.layout-loading-icon').attr('style', 'visibility:visible');
    $('.layout-loading-icon').removeClass('text-danger');
    $('.layout-loading-icon').removeClass('text-muted');
    $('.layout-loading-icon').fadeIn();
}

function errorLoader() {
    $('.layout-loading-icon').addClass('text-danger');
}

function staleLoader() {
    $('.layout-loading-icon').addClass('text-muted');
}

$(document).ready(function () {
    hideLoader();

    /*
     * hide loader when clicking
     */
    $(document).click(function (e) {
        hideLoader()
    });

    /*
     * handle action modal
     */
    $('.profile-action').click(function (e) {
        const actionType = $(this).data('action');
        $.get('/Action/' + actionType + 'Form')
            .done(function (response) {
                $('#actionModal .modal-message').fadeOut('fast');
                $('#actionModal .modal-body-content').html(response);
                $('#actionModal').modal();
            })
            .fail(function (jqxhr, textStatus, error) {
                $('#actionModal .modal-message').text('Error &mdash ' + error);
                $('#actionModal').modal();
                $('#actionModal .modal-message').fadeIn('fast');
            });
    });

    /*
     * handle action submit
     */
    $(document).on('submit', '.action-form', function (e) {
        e.preventDefault();
        $(this).append($('#target_id input'));
        const data = $(this).serialize();
        showLoader();
        $.get($(this).attr('action') + '/?' + data)
            .done(function (response) {
                hideLoader();
                // success without content
                if (response.length === 0) {
                    location.reload();
                }
                else {
                    $('#actionModal .modal-message').fadeOut('fast');
                    $('#actionModal .modal-body-content').html(response);
                    $('#actionModal').modal();
                }
            })
            .fail(function (jqxhr, textStatus, error) {
                errorLoader();
                hideLoader();
                if ($('#actionModal .modal-message').text.length > 0) {
                    $('#actionModal .modal-message').fadeOut('fast');
                }
                if (jqxhr.status === 401) {
                    $('#actionModal .modal-message').text('Invalid login credentials');
                }
                else {
                    $('#actionModal .modal-message').text('Error — ' + error);
                }
                $('#actionModal .modal-message').fadeIn('fast');
            });
    });
});