114 lines
3.8 KiB
JavaScript
114 lines
3.8 KiB
JavaScript
import $ from 'jquery';
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import Cookies from 'js-cookie';
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import _ from 'underscore';
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import bp from './breakpoints';
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import { parseBoolean } from '~/lib/utils/common_utils';
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// NOTE: at 1200px nav sidebar should not overlap the content
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// https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/24555#note_134136110
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const NAV_SIDEBAR_BREAKPOINT = 1200;
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export const SIDEBAR_COLLAPSED_CLASS = 'js-sidebar-collapsed';
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export default class ContextualSidebar {
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constructor() {
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this.initDomElements();
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this.render();
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}
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initDomElements() {
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this.$page = $('.layout-page');
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this.$sidebar = $('.nav-sidebar');
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if (!this.$sidebar.length) return;
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this.$innerScroll = $('.nav-sidebar-inner-scroll', this.$sidebar);
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this.$overlay = $('.mobile-overlay');
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this.$openSidebar = $('.toggle-mobile-nav');
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this.$closeSidebar = $('.close-nav-button');
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this.$sidebarToggle = $('.js-toggle-sidebar');
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}
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bindEvents() {
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if (!this.$sidebar.length) return;
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this.$openSidebar.on('click', () => this.toggleSidebarNav(true));
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this.$closeSidebar.on('click', () => this.toggleSidebarNav(false));
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this.$overlay.on('click', () => this.toggleSidebarNav(false));
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this.$sidebarToggle.on('click', () => {
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if (!ContextualSidebar.isDesktopBreakpoint()) {
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this.toggleSidebarNav(!this.$sidebar.hasClass('sidebar-expanded-mobile'));
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} else {
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const value = !this.$sidebar.hasClass('sidebar-collapsed-desktop');
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this.toggleCollapsedSidebar(value, true);
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}
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});
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this.$page.on('transitionstart transitionend', () => {
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$(document).trigger('content.resize');
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});
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$(window).on('resize', () => _.debounce(this.render(), 100));
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}
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// TODO: use the breakpoints from breakpoints.js once they have been updated for bootstrap 4
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// See documentation: https://design.gitlab.com/regions/navigation#contextual-navigation
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static isDesktopBreakpoint = () => bp.windowWidth() >= NAV_SIDEBAR_BREAKPOINT;
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static setCollapsedCookie(value) {
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if (!ContextualSidebar.isDesktopBreakpoint()) {
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return;
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}
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Cookies.set('sidebar_collapsed', value, { expires: 365 * 10 });
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}
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toggleSidebarNav(show) {
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const breakpoint = bp.getBreakpointSize();
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const dbp = ContextualSidebar.isDesktopBreakpoint();
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this.$sidebar.toggleClass(SIDEBAR_COLLAPSED_CLASS, !show);
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this.$sidebar.toggleClass('sidebar-expanded-mobile', !dbp ? show : false);
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this.$overlay.toggleClass(
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'mobile-nav-open',
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breakpoint === 'xs' || breakpoint === 'sm' ? show : false,
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);
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this.$sidebar.removeClass('sidebar-collapsed-desktop');
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}
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toggleCollapsedSidebar(collapsed, saveCookie) {
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const breakpoint = bp.getBreakpointSize();
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const dbp = ContextualSidebar.isDesktopBreakpoint();
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if (this.$sidebar.length) {
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this.$sidebar.toggleClass(`sidebar-collapsed-desktop ${SIDEBAR_COLLAPSED_CLASS}`, collapsed);
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this.$sidebar.toggleClass('sidebar-expanded-mobile', !dbp ? !collapsed : false);
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this.$page.toggleClass(
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'page-with-icon-sidebar',
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breakpoint === 'xs' || breakpoint === 'sm' ? true : collapsed,
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);
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}
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if (saveCookie) {
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ContextualSidebar.setCollapsedCookie(collapsed);
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}
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requestIdleCallback(() => this.toggleSidebarOverflow());
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}
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toggleSidebarOverflow() {
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if (this.$innerScroll.prop('scrollHeight') > this.$innerScroll.prop('offsetHeight')) {
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this.$innerScroll.css('overflow-y', 'scroll');
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} else {
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this.$innerScroll.css('overflow-y', '');
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}
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}
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render() {
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if (!this.$sidebar.length) return;
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if (!ContextualSidebar.isDesktopBreakpoint()) {
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this.toggleSidebarNav(false);
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} else {
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const collapse = parseBoolean(Cookies.get('sidebar_collapsed'));
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this.toggleCollapsedSidebar(collapse, true);
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}
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}
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}
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