772 lines
25 KiB
JavaScript
772 lines
25 KiB
JavaScript
class Multiselect extends HTMLDivElement {
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constructor() {
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super();
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this.initialized = false;
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this.toSearch = '';
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this.highlighted = 0;
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}
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connectedCallback() {
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if (!this.isConnected) {
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return;
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}
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if (!this.initialized) {
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for (const child of this.children) {
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switch (child.nodeName) {
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case 'SELECT':
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this.select = child;
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break;
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case 'LABEL':
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this.label = child;
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break;
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}
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}
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if (this.label && this.select) {
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this.init();
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}
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}
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if (this.initialized) {
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this.onClickHandler = () => this.toggle();
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this.tags.addEventListener('click', this.onClickHandler);
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this.onSearchInputHandler = (e) => {
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this.open();
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this.filter(e.target.value);
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}
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this.onSearchKeydownHandler = (e) => {
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switch (e.code) {
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case "Enter":
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e.preventDefault();
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this.selectHighlighted();
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break;
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case "ArrowDown":
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if (e.altKey) {
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this.open();
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} else {
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e.preventDefault();
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this.highlightNext();
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}
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break;
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case "ArrowUp":
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if (e.altKey) {
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this.close();
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} else {
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e.preventDefault();
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this.highlightPrev();
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}
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break;
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case "Backspace":
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if (e.target.value === '') {
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this.deselectLast();
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}
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break;
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case "Escape":
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this.close();
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break;
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}
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};
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this.search.addEventListener('input', this.onSearchInputHandler);
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this.search.addEventListener('keydown', this.onSearchKeydownHandler);
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this.onFocusOutHandler = (e) => {
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if (this.contains(e.target)) return;
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if (!e.target.isConnected) return;
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this.close();
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}
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window.addEventListener('focusin', this.onFocusOutHandler);
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document.addEventListener('click', this.onFocusOutHandler);
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this.rebuild()
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}
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}
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disconnectedCallback() {
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if (this.initialized) {
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this.removeTags();
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this.options.innerHTML = '';
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document.removeEventListener('click', this.onFocusOutHandler);
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window.removeEventListener('focusin', this.onFocusOutHandler);
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this.onFocusOutHandler = null;
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this.search.removeEventListener('keydown', this.onSearchKeydownHandler);
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this.search.removeEventListener('input', this.onSearchInputHandler);
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this.onSearchInputHandler = null;
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this.onSearchKeydownHandler = null;
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this.tags.removeEventListener('click', this.onClickHandler);
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this.onClickHandler = null;
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}
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}
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init() {
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this.initialized = true;
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this.select.style.display = 'none';
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for (const option of this.select.options) {
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option.dataset.numerusSearch = Multiselect.normalize(option.textContent);
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}
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this.tags = document.createElement('div');
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this.append(this.tags);
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this.tags.classList.add('tags');
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this.search = document.createElement('input');
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this.tags.append(this.search);
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this.search.id = this.select.id;
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this.select.removeAttribute('id');
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this.select.setAttribute('aria-hidden', 'true');
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this.search.setAttribute('spellcheck', 'false');
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this.search.setAttribute('autocomplete', 'false');
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this.search.setAttribute('role', 'combobox');
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// Must come after the search input
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this.tags.append(this.label);
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this.options = document.createElement('ul');
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this.append(this.options);
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this.options.id = this.search.id + '-options-' + Array.from(crypto.getRandomValues(new Uint8Array(4))).map(n => n.toString(16)).join('');
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this.search.setAttribute('aria-controls', this.options.id);
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this.options.classList.add('options');
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this.options.setAttribute('role', 'listbox');
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this.close();
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}
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rebuildOptions() {
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this.options.innerHTML = '';
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let highlight = true;
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for (const option of this.select.options) {
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if (!this.isOptionSelectable(option)) {
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continue;
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}
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const li = document.createElement('li');
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this.options.append(li);
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li.id = this.options.id + '-' + option.index;
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li.dataset.index = option.index;
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li.textContent = option.textContent;
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li.addEventListener('click', () => this.selectOption(option, true));
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if (highlight && (option.index >= this.highlighted)) {
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highlight = false;
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this.highlight(null, li);
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}
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}
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if (highlight) {
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this.highlight(null, this.options.querySelector('li:last-child'));
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}
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}
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highlightNext() {
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const current = this.currentHighlighted();
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if (!current) {
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return;
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}
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this.highlight(current, current.nextElementSibling);
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}
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highlightPrev() {
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const current = this.currentHighlighted();
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if (!current) {
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return;
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}
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this.highlight(current, current.previousElementSibling);
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}
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highlight(current, upcoming) {
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if (!upcoming) {
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return;
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}
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if (current) {
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current.classList.remove('highlight');
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}
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upcoming.classList.remove('highlight');
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this.search.setAttribute('aria-activedescendant', upcoming.id);
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this.highlighted = upcoming.dataset.index;
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upcoming.classList.add('highlight');
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}
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currentHighlighted() {
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return document.getElementById(this.search.getAttribute('aria-activedescendant'));
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}
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isOptionSelectable(option) {
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if (!option) {
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return false;
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}
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if (option.selected) {
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return false;
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}
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return this.toSearch === '' || option.dataset.numerusSearch.includes(this.toSearch);
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}
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selectOption(option, selected) {
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if (!option) {
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return;
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}
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if (option.selected !== selected) {
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option.selected = selected;
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this.select.dispatchEvent(new Event('change', {bubbles: true}));
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this.toSearch = this.search.value = '';
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this.rebuild();
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}
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}
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selectHighlighted() {
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if (!this.isOpen()) {
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return;
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}
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const option = this.select.options[this.highlighted];
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if (this.isOptionSelectable(option)) {
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this.selectOption(option, true);
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}
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}
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deselectLast() {
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const options = this.select.options;
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for (let i = options.length - 1; i >= 0; i--) {
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const option = options[i];
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if (option.selected) {
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this.selectOption(option, false);
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break;
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}
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}
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}
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rebuild() {
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this.rebuildTags();
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this.rebuildOptions();
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}
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removeTags() {
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this.tags.querySelectorAll('.tag').forEach((tag) => tag.remove());
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}
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rebuildTags() {
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this.removeTags();
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let empty = true;
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for (const option of this.select.options) {
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if (!option.selected) {
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continue;
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}
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empty = false;
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const tag = document.createElement('div');
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this.tags.insertBefore(tag, this.search);
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tag.classList.add('tag');
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tag.dataset.numerusSearch = option.dataset.numerusSearch;
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const span = document.createElement('span');
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tag.append(span);
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span.textContent = option.textContent;
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const button = document.createElement('button');
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tag.append(button);
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button.type = 'button';
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button.textContent = '×';
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button.addEventListener('click', (e) => {
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e.stopPropagation();
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this.selectOption(option, false)
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});
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}
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if (empty) {
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this.search.setAttribute('placeholder', this.label.textContent);
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} else {
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this.search.removeAttribute('placeholder');
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}
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}
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close() {
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this.options.style.display = 'none';
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this.search.setAttribute('aria-expanded', 'false');
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}
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open() {
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this.options.removeAttribute('style');
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this.search.setAttribute('aria-expanded', 'true');
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}
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toggle() {
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if (this.isOpen()) {
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this.close();
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} else {
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this.open();
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}
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}
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isOpen() {
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return !this.options.hasAttribute('style');
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}
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filter(search) {
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this.toSearch = Multiselect.normalize(search);
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this.rebuildOptions()
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}
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static normalize(s) {
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return s.normalize('NFD').replace(/\p{Diacritic}/gu, '').toLowerCase().trim();
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}
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}
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class Tags extends HTMLDivElement {
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constructor() {
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super();
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this.initialized = false;
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this.tags = [];
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}
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connectedCallback() {
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if (!this.isConnected) {
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return;
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}
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if (!this.initialized) {
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for (const child of this.children) {
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switch (child.nodeName) {
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case 'INPUT':
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this.input = child;
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break;
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case 'LABEL':
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this.label = child;
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break;
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}
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}
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if (this.label && this.input) {
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this.init();
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}
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}
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if (this.initialized) {
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this.onSearchKeydownHandler = (e) => {
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switch (e.code) {
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case "Space":
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e.preventDefault();
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// fallthrough
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case "Enter":
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if (e.target.value.trim() !== '') {
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e.preventDefault();
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this.createTag();
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}
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break;
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case "Backspace":
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if (e.target.value === '') {
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this.removeLastTag();
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}
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break;
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}
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}
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this.search.addEventListener('keydown', this.onSearchKeydownHandler);
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this.onFocusOutHandler = (e) => {
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if (this.contains(e.target)) return;
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if (!e.target.isConnected) return;
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if (this.search.value && this.search.value.trim() !== '') {
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this.createTag();
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}
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this.dispatchEvent(new CustomEvent("numerus-tags-out", {bubbles: true}))
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};
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window.addEventListener('focusin', this.onFocusOutHandler);
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document.addEventListener('click', this.onFocusOutHandler);
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this.rebuild();
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}
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}
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disconnectedCallback() {
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if (this.initialized) {
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this.removeTags();
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document.removeEventListener('click', this.onFocusOutHandler);
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window.removeEventListener('focusin', this.onFocusOutHandler);
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this.onFocusOutHandler = null;
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this.search.removeEventListener('keydown', this.onSearchKeydownHandler);
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this.onSearchKeydownHandler = null;
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}
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}
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init() {
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this.initialized = true;
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this.tagList = document.createElement('div');
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this.append(this.tagList);
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this.tagList.classList.add('tags');
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this.input.type = 'hidden';
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const tagsText = this.input.value.split(',');
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for (const tagText of tagsText) {
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const tagNormalized = Tags.normalize(tagText);
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if (tagNormalized !== '' && this.tags.indexOf(tagNormalized) === -1) {
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this.tags.push(tagNormalized);
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}
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}
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this.search = document.createElement('input');
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this.tagList.append(this.search);
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this.search.id = this.input.id;
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this.input.removeAttribute('id');
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this.search.setAttribute('type', 'search');
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this.input.setAttribute('aria-hidden', 'true');
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this.search.setAttribute('spellcheck', 'false');
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this.search.setAttribute('autocomplete', 'false');
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// Must come after the search input
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this.tagList.append(this.label);
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const conditionsId = this.input.dataset.conditions;
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if (conditionsId !== "") {
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const conditions = document.getElementById(conditionsId);
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if (conditions) {
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const details = document.createElement('details');
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details.classList.add('menu');
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this.tagList.append(details);
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const summary = document.createElement('summary');
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details.append(summary);
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const ul = document.createElement('ul');
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ul.setAttribute('role', 'menu');
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details.append(ul);
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const options = conditions.querySelectorAll('label');
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if (options && options.length > 0) {
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summary.textContent = options[0].textContent.trim();
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}
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for (const option of options) {
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const li = document.createElement('li');
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li.setAttribute('role', 'presentation');
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li.append(option);
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ul.append(li);
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const checkbox = option.querySelector('input');
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if (checkbox && checkbox.checked) {
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summary.textContent = option.textContent.trim();
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}
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}
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conditions.remove();
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details.addEventListener('toggle', function (e) {
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const menu = e.target.querySelector('[role="menu"]');
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if (e.target.open) {
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const rect = menu.getBoundingClientRect();
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if (rect.right > document.body.clientWidth) {
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menu.style.left = Math.ceil(document.body.clientWidth - rect.right) + 'px';
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}
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console.log(rect, document.body.clientWidth);
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} else {
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menu.style.left = 0;
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}
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});
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}
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}
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}
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removeTags() {
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this.tagList.querySelectorAll('.tag').forEach((tag) => tag.remove());
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}
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rebuild() {
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const newValue = this.tags.join(',');
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if (newValue !== this.input.value) {
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this.input.value = newValue;
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this.input.dispatchEvent(new Event('change', {bubbles: true}));
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}
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this.removeTags();
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if (this.tags.length === 0) {
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this.search.setAttribute('placeholder', this.label.textContent);
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} else {
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this.search.removeAttribute('placeholder');
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for (const tagText of this.tags) {
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const tag = document.createElement('div');
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this.tagList.insertBefore(tag, this.search);
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tag.classList.add('tag');
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const span = document.createElement('span');
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tag.append(span);
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span.textContent = tagText;
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const button = document.createElement('button');
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tag.append(button);
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button.type = 'button';
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button.textContent = '×';
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button.addEventListener('click', (e) => {
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e.stopPropagation();
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this.removeTag(tagText);
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this.search.focus();
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});
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}
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}
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}
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createTag() {
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const tagText = Tags.normalize(this.search.value);
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this.search.value = '';
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if (this.tags.indexOf(tagText) === -1) {
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this.tags.push(tagText);
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this.rebuild();
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}
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}
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static normalize(s) {
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return s.normalize('NFD').replace(/\p{Diacritic}/gu, '').toLowerCase().trim();
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}
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removeLastTag() {
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this.tags.pop();
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this.rebuild();
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}
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removeTag(tagText) {
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this.tags.splice(this.tags.indexOf(tagText), 1);
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this.rebuild();
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}
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}
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class ProductSearch extends HTMLDivElement {
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constructor() {
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super();
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this.initialized = false;
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this.tags = [];
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}
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connectedCallback() {
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if (!this.isConnected) {
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return;
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}
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if (!this.initialized) {
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for (const child of this.children) {
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switch (child.nodeName) {
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case 'INPUT':
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this.input = child;
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break;
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case 'LABEL':
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this.label = child;
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break;
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}
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}
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if (this.label && this.input) {
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this.init();
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}
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}
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if (this.initialized) {
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this.onSearchKeydownHandler = (e) => {
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switch (e.code) {
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case "Enter":
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e.preventDefault();
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this.selectHighlighted();
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break;
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case "ArrowDown":
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if (e.altKey) {
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this.open();
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} else {
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e.preventDefault();
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this.highlightNext();
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}
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break;
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case "ArrowUp":
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if (e.altKey) {
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this.close();
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} else {
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e.preventDefault();
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this.highlightPrev();
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}
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break;
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case "Escape":
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this.close();
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break;
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}
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};
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this.input.addEventListener('keydown', this.onSearchKeydownHandler);
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this.onFocusOutHandler = (e) => {
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if (this.contains(e.target)) return;
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if (!e.target.isConnected) return;
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this.close();
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}
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window.addEventListener('focusin', this.onFocusOutHandler);
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document.addEventListener('click', this.onFocusOutHandler);
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}
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}
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disconnectedCallback() {
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if (this.initialized) {
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document.removeEventListener('click', this.onFocusOutHandler);
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window.removeEventListener('focusin', this.onFocusOutHandler);
|
||
this.onFocusOutHandler = null;
|
||
this.input.removeEventListener('keydown', this.onSearchKeydownHandler);
|
||
this.onSearchKeydownHandler = null;
|
||
}
|
||
}
|
||
|
||
init() {
|
||
this.initialized = true;
|
||
|
||
this.input.setAttribute('spellcheck', 'false');
|
||
this.input.setAttribute('autocomplete', 'false');
|
||
this.input.setAttribute('role', 'combobox');
|
||
|
||
this.options = document.createElement('ul');
|
||
this.append(this.options);
|
||
this.options.classList.add('options')
|
||
this.options.setAttribute('role', 'listbox')
|
||
this.options.dataset.hxOn = "htmx:afterSettle: this.parentNode.settled()";
|
||
|
||
const indicator = document.createElement('img');
|
||
this.append(indicator);
|
||
indicator.classList.add('htmx-indicator');
|
||
indicator.src = '/static/bars.svg';
|
||
|
||
this.close();
|
||
}
|
||
|
||
settled() {
|
||
this.open();
|
||
}
|
||
|
||
open() {
|
||
this.options.removeAttribute('style');
|
||
this.input.setAttribute('aria-expanded', 'true');
|
||
const products = this.options.querySelectorAll('li[id]');
|
||
if (products.length > 0) {
|
||
this.highlight(this.currentHighlighted(), products.item(0));
|
||
}
|
||
}
|
||
|
||
close() {
|
||
this.input.removeAttribute('aria-activedescendant');
|
||
this.input.setAttribute('aria-expanded', 'false');
|
||
this.options.style.display = 'none';
|
||
}
|
||
|
||
highlightNext() {
|
||
const current = this.currentHighlighted();
|
||
if (!current) {
|
||
return;
|
||
}
|
||
this.highlight(current, current.nextElementSibling);
|
||
}
|
||
|
||
highlightPrev() {
|
||
const current = this.currentHighlighted();
|
||
if (!current) {
|
||
return;
|
||
}
|
||
this.highlight(current, current.previousElementSibling);
|
||
}
|
||
|
||
highlight(current, upcoming) {
|
||
if (!upcoming) {
|
||
return;
|
||
}
|
||
if (current) {
|
||
current.classList.remove('highlight');
|
||
}
|
||
this.input.setAttribute('aria-activedescendant', upcoming.id);
|
||
this.highlighted = upcoming.dataset.index;
|
||
upcoming.classList.add('highlight');
|
||
}
|
||
|
||
selectHighlighted() {
|
||
const highlighted = this.currentHighlighted();
|
||
if (highlighted) {
|
||
highlighted.click();
|
||
}
|
||
}
|
||
|
||
currentHighlighted() {
|
||
return document.getElementById(this.input.getAttribute('aria-activedescendant'));
|
||
}
|
||
}
|
||
|
||
customElements.define('numerus-multiselect', Multiselect, {extends: 'div'});
|
||
customElements.define('numerus-tags', Tags, {extends: 'div'});
|
||
customElements.define('numerus-product-search', ProductSearch, {extends: 'div'});
|
||
|
||
let savedTitle = '';
|
||
|
||
htmx.onLoad((target) => {
|
||
if (target.tagName === 'DIALOG') {
|
||
const details = document.querySelectorAll('details[open]');
|
||
for (const detail of details) {
|
||
detail.removeAttribute('open');
|
||
}
|
||
savedTitle = document.title;
|
||
document.title = target.querySelector('h2').textContent + ' — ' + savedTitle.substring(savedTitle.indexOf("—") + 1);
|
||
target.showModal();
|
||
const button = target.querySelector('.close-dialog');
|
||
if (button) {
|
||
button.addEventListener('click', (e) => {
|
||
htmx.trigger(e.target, 'closeModal');
|
||
}, {once: true});
|
||
}
|
||
}
|
||
})
|
||
|
||
htmx.on('htmx:configRequest', function (e) {
|
||
const element = e.detail.elt;
|
||
if (element && element.nodeName === 'FORM') {
|
||
let submitter = e.detail.triggeringEvent.submitter;
|
||
if (submitter) {
|
||
const action = submitter.attributes['formaction'];
|
||
if (action && action.value) {
|
||
e.detail.path = action.value;
|
||
}
|
||
}
|
||
}
|
||
})
|
||
|
||
htmx.on('closeModal', () => {
|
||
const openDialog = document.querySelector('dialog[open]');
|
||
if (!openDialog) {
|
||
return;
|
||
}
|
||
openDialog.close();
|
||
openDialog.remove();
|
||
document.title = savedTitle;
|
||
});
|
||
|
||
htmx.on(document, 'alpine:init', () => {
|
||
document.body.classList.remove('filters-visible');
|
||
|
||
Alpine.data('snackbar', () => ({
|
||
show: false, toast: "", toasts: [], timeoutId: null, init() {
|
||
htmx.on('htmx:error', (error) => {
|
||
this.showError(error.detail.errorInfo.error);
|
||
});
|
||
}, showError(message) {
|
||
this.toasts.push(message);
|
||
this.popUp();
|
||
}, popUp() {
|
||
if (this.toasts.length === 0) {
|
||
return;
|
||
}
|
||
if (this.show) {
|
||
this.dismiss();
|
||
return;
|
||
}
|
||
if (this.toast !== "") {
|
||
// It will show after remove calls popUp again.
|
||
return;
|
||
}
|
||
this.toast = this.toasts[0];
|
||
this.show = true;
|
||
this.timeoutId = setTimeout(this.dismiss.bind(this), 4000);
|
||
}, dismiss() {
|
||
if (!this.show) {
|
||
// already dismissed
|
||
return;
|
||
}
|
||
this.show = false;
|
||
clearTimeout(this.timeoutId);
|
||
this.timeoutId = setTimeout(this.remove.bind(this), 350);
|
||
}, remove() {
|
||
clearTimeout(this.timeoutId);
|
||
this.toasts.splice(0, 1);
|
||
this.toast = "";
|
||
this.popUp();
|
||
},
|
||
}));
|
||
});
|
||
|
||
function updateCurrentMenuItem() {
|
||
const path = window.location.pathname;
|
||
const items = document.querySelectorAll('body > nav a');
|
||
items.forEach((item, i) => {
|
||
const matches = path === item.pathname;
|
||
if (matches || (i !== 0 && path.startsWith(item.pathname))) {
|
||
item.setAttribute('aria-current', 'page');
|
||
} else {
|
||
item.removeAttribute('aria-current');
|
||
}
|
||
});
|
||
}
|
||
|
||
htmx.on('htmx:pushedIntoHistory', updateCurrentMenuItem);
|
||
htmx.on('htmx:replacedInHistory', updateCurrentMenuItem);
|