docbrown/app/javascript/packs/homePage.jsx
ludwiczakpawel 9d384e1a93
CSS Cleanups, part 2 (#10527)
* padding-top on body

* padding-top on body

* move cheese around

* .

* :(

* rename
2020-10-03 06:57:57 +02:00

121 lines
3.4 KiB
JavaScript

import { h, render } from 'preact';
/* global userData */
// This logic is similar to that in initScrolling.js.erb
const frontPageFeedPathNames = new Map([
['/', ''],
['/top/week', 'week'],
['/top/month', 'month'],
['/top/year', 'year'],
['/top/infinity', 'infinity'],
['/latest', 'latest'],
]);
const mainNavMoreTrigger = document.getElementById('main-nav-more-trigger');
function toggleMainNavMore() {
document.getElementById('main-nav-more').classList.remove('hidden');
mainNavMoreTrigger.classList.add('hidden');
}
if (mainNavMoreTrigger) {
mainNavMoreTrigger.addEventListener('click', toggleMainNavMore);
}
/**
* Renders tags followed in the left side bar of the homepage.
*
* @param {HTMLElement} tagsFollowedContainer DOM element to render tags followed.
* @param {object} user The currently logged on user, null if not logged on.
*/
function renderTagsFollowed(tagsFollowedContainer, user = userData()) {
if (user === null || document.getElementById('followed-tags-wrapper')) {
return;
}
// Only render if a user is logged on.
import('../leftSidebar/TagsFollowed').then(({ TagsFollowed }) => {
const { followed_tags } = user; // eslint-disable-line camelcase
const followedTags = JSON.parse(followed_tags);
// This should be done server-side potentially
// sort tags by descending weight, descending popularity and name
followedTags.sort((tagA, tagB) => {
return (
tagB.points - tagA.points ||
tagB.hotness_score - tagA.hotness_score ||
tagA.name.localeCompare(tagB.name)
);
});
render(
<TagsFollowed tags={followedTags} />,
tagsFollowedContainer,
tagsFollowedContainer.firstElementChild,
);
});
}
const feedTimeFrame = frontPageFeedPathNames.get(window.location.pathname);
if (!document.getElementById('featured-story-marker')) {
const waitingForDataLoad = setInterval(function dataLoadedCheck() {
const { user = null, userStatus } = document.body.dataset;
if (userStatus === 'logged-out') {
return;
}
if (userStatus === 'logged-in' && user !== null) {
clearInterval(waitingForDataLoad);
if (document.getElementById('rendered-article-feed')) {
return;
}
import('./homePageFeed').then(({ renderFeed }) => {
// We have user data, render followed tags.
renderFeed(feedTimeFrame);
InstantClick.on('change', () => {
const { userStatus: currentUserStatus } = document.body.dataset;
if (currentUserStatus === 'logged-out') {
return;
}
const url = new URL(window.location);
const changedFeedTimeFrame = frontPageFeedPathNames.get(url.pathname);
if (!frontPageFeedPathNames.has(url.pathname)) {
return;
}
renderFeed(changedFeedTimeFrame);
});
});
renderTagsFollowed(document.getElementById('sidebar-nav-followed-tags'));
}
}, 2);
}
InstantClick.on('receive', (address, body, title) => {
if (document.body.dataset.userStatus !== 'logged-in') {
// Nothing to do, the user is not logged on.
return false;
}
const tagsFollowedContainer = body.querySelector(
'#sidebar-nav-followed-tags',
);
if (!tagsFollowedContainer) {
// Not on the homepage, so nothing to do.
return false;
}
renderTagsFollowed(tagsFollowedContainer);
return {
body,
title,
};
});
InstantClick.init();