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import React from 'dom-chef';
import select from 'select-dom';
import delegate, {DelegateEvent} from 'delegate-it';
import checkIcon from 'octicon/check.svg';
import features from '../libs/features';
import {getIcon as fetchCIStatus} from './ci-link';
// The Reviews dropdown doesn't have a specific class, so we expect this sequence (span contains Projects and Milestones)
const reviewsFilterSelector = '#label-select-menu + span + details';
function addDropdownItem(dropdown: HTMLElement, title: string, filterCategory: string, filterValue: string): void {
const filterQuery = `${filterCategory}:${filterValue}`;
const searchParameter = new URLSearchParams(location.search);
const currentQuerySegments = searchParameter.get('q')?.split(/\s+/) ?? [];
const isSelected = currentQuerySegments.some(
segment => segment.toLowerCase() === filterQuery
);
const query = currentQuerySegments.filter(
segment => !segment.startsWith(`${filterCategory}:`)
).join(' ');
const search = new URLSearchParams({
q: query + (isSelected ? '' : ` ${filterQuery}`)
});
dropdown.append(
<a
href={`?${String(search)}`}
className={`select-menu-item ${isSelected ? 'selected' : ''}`}
aria-checked={isSelected ? 'true' : 'false'}
role="menuitemradio"
>
<span className="select-menu-item-icon">{checkIcon()}</span>
<div className="select-menu-item-text">{title}</div>
</a>
);
}
const hasDraftFilter = new WeakSet();
function addDraftFilter({delegateTarget: reviewsFilter}: DelegateEvent): void {
if (hasDraftFilter.has(reviewsFilter)) {
return;
}
hasDraftFilter.add(reviewsFilter);
const dropdown = select('.select-menu-list', reviewsFilter)!;
dropdown.append(
<div className="SelectMenu-divider">
Filter by draft pull requests
</div>
);
addDropdownItem(dropdown, 'Ready for review', 'draft', 'false');
addDropdownItem(dropdown, 'Not ready for review (Draft PR)', 'draft', 'true');
}
async function addStatusFilter(): Promise<void> {
const reviewsFilter = select(reviewsFilterSelector);
if (!reviewsFilter) {
return;
}
// TODO: replace this with an API call
const hasCI = await fetchCIStatus();
if (!hasCI) {
return;
}
// Copy existing element and adapt its content
const statusFilter = reviewsFilter.cloneNode(true);
const dropdown = select('.select-menu-list', statusFilter)!;
select('summary', statusFilter)!.textContent = 'Status\u00A0';
select('.select-menu-title', statusFilter)!.textContent = 'Filter by build status';
dropdown.textContent = ''; // Drop previous filters
for (const status of ['Success', 'Failure', 'Pending']) {
addDropdownItem(dropdown, status, 'status', status.toLowerCase());
}
reviewsFilter.after(statusFilter);
}
function init(): void {
delegate(reviewsFilterSelector, 'toggle', addDraftFilter, true);
addStatusFilter();
}
features.add({
id: __featureName__,
description: 'Adds `Build status` and draft PR dropdown filters in PR lists.',
screenshot: 'https://user-images.githubusercontent.com/22439276/56372372-7733ca80-621c-11e9-8b60-a0b95aa4cd4f.png',
include: [
features.isPRList
],
load: features.onAjaxedPages,
init
});
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