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import React from 'dom-chef';
import cache from 'webext-storage-cache';
import select from 'select-dom';
import {BugIcon} from '@primer/octicons-react';
import elementReady from 'element-ready';
import * as pageDetect from 'github-url-detection';
import features from '../feature-manager';
import * as api from '../github-helpers/api';
import {cacheByRepo, getRepo} from '../github-helpers';
import SearchQuery from '../github-helpers/search-query';
import abbreviateNumber from '../helpers/abbreviate-number';
import {highlightTab, unhighlightTab} from '../helpers/dom-utils';
const supportedLabels = /^(bug|bug-?fix|confirmed-bug|type[:/]bug|kind[:/]bug|(:[\w-]+:|\p{Emoji})bug)$/iu;
const getBugLabelCacheKey = (): string => 'bugs-label:' + getRepo()!.nameWithOwner;
const getBugLabel = async (): Promise<string | undefined> => cache.get<string>(getBugLabelCacheKey());
const isBugLabel = (label: string): boolean => supportedLabels.test(label.replace(/\s/g, ''));
async function countBugsWithUnknownLabel(): Promise<number> {
const {repository} = await api.v4(`
repository() {
labels(query: "bug", first: 10) {
nodes {
name
issues(states: OPEN) {
totalCount
}
}
}
}
`);
const label: AnyObject | undefined = repository.labels.nodes
.find((label: AnyObject) => isBugLabel(label.name));
if (!label) {
return 0;
}
void cache.set(getBugLabelCacheKey(), label.name ?? false);
return label.issues.totalCount ?? 0;
}
async function countIssuesWithLabel(label: string): Promise<number> {
const {repository} = await api.v4(`
repository() {
label(name: "${label}") {
issues(states: OPEN) {
totalCount
}
}
}
`);
return repository.label?.issues.totalCount ?? 0;
}
const countBugs = cache.function('bugs', async (): Promise<number> => {
const bugLabel = await getBugLabel();
return bugLabel
? countIssuesWithLabel(bugLabel)
: countBugsWithUnknownLabel();
}, {
maxAge: {minutes: 30},
staleWhileRevalidate: {days: 4},
cacheKey: cacheByRepo,
});
async function getSearchQueryBugLabel(): Promise<string> {
return 'label:' + SearchQuery.escapeValue(await getBugLabel() ?? 'bug');
}
async function isBugsListing(): Promise<boolean> {
return SearchQuery.from(location).includes(await getSearchQueryBugLabel());
}
async function addBugsTab(): Promise<void | false> {
// Query API as early as possible, even if it's not necessary on archived repos
const countPromise = countBugs();
// On a label:bug listing:
// - always show the tab, as soon as possible
// - update the count later
// On other pages:
// - only show the tab if needed
if (!await isBugsListing() && await countPromise === 0) {
return false;
}
const issuesTab = await elementReady('a.UnderlineNav-item[data-hotkey="g i"]', {waitForChildren: false});
if (!issuesTab) {
// Issues are disabled
return false;
}
// Copy Issues tab
const bugsTab = issuesTab.cloneNode(true);
bugsTab.classList.add('rgh-bugs-tab');
unhighlightTab(bugsTab);
// Disable unwanted behavior #3001
delete bugsTab.dataset.hotkey;
delete bugsTab.dataset.selectedLinks;
bugsTab.removeAttribute('id');
// Update its appearance
const bugsTabTitle = select('[data-content]', bugsTab)!;
bugsTabTitle.dataset.content = 'Bugs';
bugsTabTitle.textContent = 'Bugs';
select('.octicon', bugsTab)!.replaceWith(<BugIcon className="UnderlineNav-octicon d-none d-sm-inline"/>);
// Set temporary counter
const bugsCounter = select('.Counter', bugsTab)!;
bugsCounter.textContent = '0';
bugsCounter.title = '';
// Update Bugs’ link
bugsTab.href = SearchQuery.from(bugsTab).add(await getSearchQueryBugLabel()).href;
// In case GitHub changes its layout again #4166
if (issuesTab.parentElement instanceof HTMLLIElement) {
issuesTab.parentElement.after(<li className="d-flex">{bugsTab}</li>);
} else {
issuesTab.after(bugsTab);
}
// Trigger a reflow to push the right-most tab into the overflow dropdown
window.dispatchEvent(new Event('resize'));
// Update bugs count
try {
const bugCount = await countPromise;
bugsCounter.textContent = abbreviateNumber(bugCount);
bugsCounter.title = bugCount > 999 ? String(bugCount) : '';
} catch (error) {
bugsCounter.remove();
throw error; // Likely an API call error that will be handled by the init
}
}
function highlightBugsTab(): void {
// Remove highlighting from "Issues" tab
unhighlightTab(select('.UnderlineNav-item[data-hotkey="g i"]')!);
highlightTab(select('.rgh-bugs-tab')!);
}
async function removePinnedIssues(): Promise<void> {
const pinnedIssues = await elementReady('.js-pinned-issues-reorder-container', {waitForChildren: false});
pinnedIssues?.remove();
}
async function updateBugsTagHighlighting(): Promise<void | false> {
if (await countBugs() === 0) {
return false;
}
const bugLabel = await getBugLabel() ?? 'bug';
if (
(pageDetect.isRepoTaxonomyIssueOrPRList() && location.href.endsWith('/labels/' + encodeURIComponent(bugLabel)))
|| (pageDetect.isRepoIssueList() && await isBugsListing())
) {
void removePinnedIssues();
highlightBugsTab();
return;
}
if (pageDetect.isIssue() && await elementReady(`#partial-discussion-sidebar .IssueLabel[data-name="${bugLabel}"]`)) {
highlightBugsTab();
return;
}
return false;
}
async function init(): Promise<void | false> {
if (!select.exists('.rgh-bugs-tab')) {
await addBugsTab();
}
await updateBugsTagHighlighting();
}
void features.add(import.meta.url, {
include: [
pageDetect.hasRepoHeader,
],
init,
});
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