5 * Emit a custom event for any handlers to pick-up.
6 * @param {String} eventName
9 export function emit(eventName, eventData) {
10 stack.push({name: eventName, data: eventData});
12 const listenersToRun = listeners[eventName] || [];
13 for (const listener of listenersToRun) {
19 * Listen to a custom event and run the given callback when that event occurs.
20 * @param {String} eventName
21 * @param {Function} callback
24 export function listen(eventName, callback) {
25 if (typeof listeners[eventName] === 'undefined') listeners[eventName] = [];
26 listeners[eventName].push(callback);
30 * Emit an event for public use.
31 * Sends the event via the native DOM event handling system.
32 * @param {Element} targetElement
33 * @param {String} eventName
34 * @param {Object} eventData
36 export function emitPublic(targetElement, eventName, eventData) {
37 const event = new CustomEvent(eventName, {
41 targetElement.dispatchEvent(event);
45 * Emit a success event with the provided message.
46 * @param {String} message
48 export function success(message) {
49 emit('success', message);
53 * Emit an error event with the provided message.
54 * @param {String} message
56 export function error(message) {
57 emit('error', message);
61 * Notify of standard server-provided validation errors.
62 * @param {Object} responseErr
64 export function showValidationErrors(responseErr) {
65 if (!responseErr.status) return;
66 if (responseErr.status === 422 && responseErr.data) {
67 const message = Object.values(responseErr.data).flat().join('\n');
73 * Notify standard server-provided error messages.
74 * @param {Object} responseErr
76 export function showResponseError(responseErr) {
77 if (!responseErr.status) return;
78 if (responseErr.status >= 400 && responseErr.data && responseErr.data.message) {
79 error(responseErr.data.message);