152 lines
4.1 KiB
JavaScript
152 lines
4.1 KiB
JavaScript
import Vue from 'vue';
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import UsersCache from './lib/utils/users_cache';
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import UserPopover from './vue_shared/components/user_popover/user_popover.vue';
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const removeTitle = (el) => {
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// Removing titles so its not showing tooltips also
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el.dataset.originalTitle = '';
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el.setAttribute('title', '');
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};
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const getPreloadedUserInfo = (dataset) => {
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const userId = dataset.user || dataset.userId;
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const { username, name, avatarUrl } = dataset;
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return {
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userId,
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username,
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name,
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avatarUrl,
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};
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};
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/**
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* Adds a UserPopover component to the body, hands over as much data as the target element has in data attributes.
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* loads based on data-user-id more data about a user from the API and sets it on the popover
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*/
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const populateUserInfo = (user) => {
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const { userId } = user;
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return Promise.all([UsersCache.retrieveById(userId), UsersCache.retrieveStatusById(userId)]).then(
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([userData, status]) => {
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if (userData) {
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Object.assign(user, {
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avatarUrl: userData.avatar_url,
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bot: userData.bot,
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username: userData.username,
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name: userData.name,
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location: userData.location,
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bio: userData.bio,
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workInformation: userData.work_information,
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websiteUrl: userData.website_url,
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pronouns: userData.pronouns,
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localTime: userData.local_time,
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loaded: true,
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});
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}
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if (status) {
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Object.assign(user, {
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status,
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});
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}
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return user;
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},
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);
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};
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function initPopover(el, user, mountPopover) {
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const preloadedUserInfo = getPreloadedUserInfo(el.dataset);
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Object.assign(user, preloadedUserInfo);
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if (preloadedUserInfo.userId) {
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populateUserInfo(user);
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}
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const UserPopoverComponent = Vue.extend(UserPopover);
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const popoverInstance = new UserPopoverComponent({
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propsData: {
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target: el,
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user,
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},
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});
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mountPopover(popoverInstance);
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// wait for component to actually mount
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setTimeout(() => {
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// trigger an event to force tooltip to show
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const event = new MouseEvent('mouseenter');
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event.isSelfTriggered = true;
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el.dispatchEvent(event);
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});
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}
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function initPopovers(userLinks, mountPopover) {
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userLinks
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.filter(({ dataset, user }) => !user && (dataset.user || dataset.userId))
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.forEach((el) => {
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const user = {
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location: null,
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bio: null,
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workInformation: null,
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status: null,
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loaded: false,
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};
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el.user = user;
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const init = initPopover.bind(null, el, user, mountPopover);
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el.addEventListener('mouseenter', init, { once: true });
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el.addEventListener('mouseenter', ({ target, isSelfTriggered }) => {
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if (!isSelfTriggered) return;
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removeTitle(target);
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});
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el.addEventListener('mouseleave', ({ target }) => {
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target.removeAttribute('aria-describedby');
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});
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});
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}
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const userLinkSelector = 'a.js-user-link, a.gfm-project_member';
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const getUserLinkNodes = (node) => {
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if (!('matches' in node)) return null;
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if (node.matches(userLinkSelector)) return [node];
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return Array.from(node.querySelectorAll(userLinkSelector));
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};
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let observer;
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export default function addPopovers(
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elements = document.querySelectorAll('.js-user-link'),
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mountPopover = (popoverInstance) => popoverInstance.$mount(),
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) {
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const userLinks = Array.from(elements);
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initPopovers(userLinks, mountPopover);
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if (!observer) {
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observer = new MutationObserver((mutationsList) => {
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const newUserLinks = mutationsList
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.filter((mutation) => mutation.type === 'childList' && mutation.addedNodes)
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.reduce((acc, mutation) => {
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const userLinkNodes = Array.from(mutation.addedNodes)
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.flatMap(getUserLinkNodes)
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.filter(Boolean);
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acc.push(...userLinkNodes);
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return acc;
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}, []);
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if (newUserLinks.length !== 0) {
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initPopovers(newUserLinks, mountPopover);
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}
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});
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observer.observe(document.body, {
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subtree: true,
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childList: true,
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});
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document.addEventListener('beforeunload', () => {
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observer.disconnect();
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});
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}
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}
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