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import {$} from 'select-dom';
import oneEvent from 'one-event';
import delegate, {DelegateEvent} from 'delegate-it';
import * as pageDetect from 'github-url-detection';
import features from '../feature-manager.js';
import showToast from '../github-helpers/toast.js';
const paginationButtonSelector = '.ajax-pagination-form button[type="submit"]';
// eslint-disable-next-line @typescript-eslint/explicit-function-return-type
async function expandHidden(paginationButton: HTMLButtonElement | undefined) {
let wrapper: Element = paginationButton!.form!.parentElement!;
const isExpandingMainThread = wrapper.id === 'js-progressive-timeline-item-container';
while (paginationButton) {
// eslint-disable-next-line no-await-in-loop
await oneEvent(paginationButton.form!, 'page:loaded');
if (isExpandingMainThread) {
// Pagination forms in the main thread load their content in a nested wrapper
wrapper = wrapper.lastElementChild!;
}
paginationButton = $(`:scope > ${paginationButtonSelector}`, wrapper);
paginationButton?.click();
}
}
async function handleAltClick({altKey, delegateTarget}: DelegateEvent<MouseEvent, HTMLButtonElement>): Promise<void> {
if (!altKey) {
return;
}
await showToast(expandHidden(delegateTarget), {message: 'Expanding…', doneMessage: 'Expanded'});
}
function init(signal: AbortSignal): void {
delegate(paginationButtonSelector, 'click', handleAltClick, {signal});
}
void features.add(import.meta.url, {
include: [
pageDetect.isConversation,
],
init,
});
/*
Test URLs
https://github.com/rust-lang/rfcs/pull/2544
*/
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