gitlab-org--gitlab-foss/app/assets/javascripts/sidebar.js.es6

93 lines
3 KiB
JavaScript

((global) => {
let singleton;
const pinnedStateCookie = 'pin_nav';
const sidebarBreakpoint = 1024;
const pageSelector = '.page-with-sidebar';
const navbarSelector = '.navbar-fixed-top';
const sidebarWrapperSelector = '.sidebar-wrapper';
const sidebarContentSelector = '.nav-sidebar';
const pinnedToggleSelector = '.js-nav-pin';
const sidebarToggleSelector = '.toggle-nav-collapse, .side-nav-toggle';
const pinnedPageClass = 'page-sidebar-pinned';
const expandedPageClass = 'page-sidebar-expanded';
const pinnedNavbarClass = 'header-sidebar-pinned';
const expandedNavbarClass = 'header-sidebar-expanded';
class Sidebar {
constructor() {
if (!singleton) {
singleton = this;
singleton.init();
}
return singleton;
}
init() {
this.isPinned = $.cookie(pinnedStateCookie) === 'true';
this.isExpanded = (
window.innerWidth >= sidebarBreakpoint &&
$(pageSelector).hasClass(expandedPageClass)
);
$(document)
.on('click', sidebarToggleSelector, () => this.toggleSidebar())
.on('click', pinnedToggleSelector, () => this.togglePinnedState())
.on('click', 'html, body', (e) => this.handleClickEvent(e))
.on('page:change', () => this.renderState());
this.renderState();
}
handleClickEvent(e) {
if (this.isExpanded && (!this.isPinned || window.innerWidth < sidebarBreakpoint)) {
const $target = $(e.target);
const targetIsToggle = $target.closest(sidebarToggleSelector).length > 0;
const targetIsSidebar = $target.closest(sidebarWrapperSelector).length > 0;
if (!targetIsToggle && (!targetIsSidebar || $target.closest('a'))) {
this.toggleSidebar();
}
}
}
toggleSidebar() {
this.isExpanded = !this.isExpanded;
this.renderState();
}
togglePinnedState() {
this.isPinned = !this.isPinned;
if (!this.isPinned) {
this.isExpanded = false;
}
$.cookie(pinnedStateCookie, this.isPinned ? 'true' : 'false', {
path: gon.relative_url_root || '/',
expires: 3650
});
this.renderState();
}
renderState() {
$(pageSelector)
.toggleClass(pinnedPageClass, this.isPinned && this.isExpanded)
.toggleClass(expandedPageClass, this.isExpanded);
$(navbarSelector)
.toggleClass(pinnedNavbarClass, this.isPinned && this.isExpanded)
.toggleClass(expandedNavbarClass, this.isExpanded);
const $pinnedToggle = $(pinnedToggleSelector);
const tooltipText = this.isPinned ? 'Unpin navigation' : 'Pin navigation';
const tooltipState = $pinnedToggle.attr('aria-describedby') && this.isExpanded ? 'show' : 'hide';
$pinnedToggle.attr('title', tooltipText).tooltip('fixTitle').tooltip(tooltipState);
if (this.isExpanded) {
setTimeout(() => $(sidebarContentSelector).niceScroll().updateScrollBar(), 200);
}
}
}
global.Sidebar = Sidebar;
})(window.gl || (window.gl = {}));