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import {createTippy} from '../modules/tippy.ts';
import {GET} from '../modules/fetch.ts';
import {hideElem, showElem} from '../utils/dom.ts';
import {logoutFromWorker} from '../modules/worker.ts';
const {appSubUrl, notificationSettings, enableTimeTracking, assetVersionEncoded} = window.config;
export function initStopwatch() {
if (!enableTimeTracking) {
return;
}
const stopwatchEls = document.querySelectorAll('.active-stopwatch');
const stopwatchPopup = document.querySelector('.active-stopwatch-popup');
if (!stopwatchEls.length || !stopwatchPopup) {
return;
}
// global stop watch (in the head_navbar), it should always work in any case either the EventSource or the PeriodicPoller is used.
const seconds = stopwatchEls[0]?.getAttribute('data-seconds');
if (seconds) {
updateStopwatchTime(parseInt(seconds));
}
for (const stopwatchEl of stopwatchEls) {
stopwatchEl.removeAttribute('href'); // intended for noscript mode only
createTippy(stopwatchEl, {
content: stopwatchPopup.cloneNode(true),
placement: 'bottom-end',
trigger: 'click',
maxWidth: 'none',
interactive: true,
hideOnClick: true,
theme: 'default',
});
}
let usingPeriodicPoller = false;
const startPeriodicPoller = (timeout) => {
if (timeout <= 0 || !Number.isFinite(timeout)) return;
usingPeriodicPoller = true;
setTimeout(() => updateStopwatchWithCallback(startPeriodicPoller, timeout), timeout);
};
// if the browser supports EventSource and SharedWorker, use it instead of the periodic poller
if (notificationSettings.EventSourceUpdateTime > 0 && window.EventSource && window.SharedWorker) {
// Try to connect to the event source via the shared worker first
const worker = new SharedWorker(`${__webpack_public_path__}js/eventsource.sharedworker.js?v=${assetVersionEncoded}`, 'notification-worker');
worker.addEventListener('error', (event) => {
console.error('worker error', event);
});
worker.port.addEventListener('messageerror', () => {
console.error('unable to deserialize message');
});
worker.port.postMessage({
type: 'start',
url: `${window.location.origin}${appSubUrl}/user/events`,
});
worker.port.addEventListener('message', (event) => {
if (!event.data || !event.data.type) {
console.error('unknown worker message event', event);
return;
}
if (event.data.type === 'stopwatches') {
updateStopwatchData(JSON.parse(event.data.data));
} else if (event.data.type === 'no-event-source') {
// browser doesn't support EventSource, falling back to periodic poller
if (!usingPeriodicPoller) startPeriodicPoller(notificationSettings.MinTimeout);
} else if (event.data.type === 'error') {
console.error('worker port event error', event.data);
} else if (event.data.type === 'logout') {
if (event.data.data !== 'here') {
return;
}
worker.port.postMessage({
type: 'close',
});
worker.port.close();
logoutFromWorker();
} else if (event.data.type === 'close') {
worker.port.postMessage({
type: 'close',
});
worker.port.close();
}
});
worker.port.addEventListener('error', (e) => {
console.error('worker port error', e);
});
worker.port.start();
window.addEventListener('beforeunload', () => {
worker.port.postMessage({
type: 'close',
});
worker.port.close();
});
return;
}
startPeriodicPoller(notificationSettings.MinTimeout);
}
async function updateStopwatchWithCallback(callback, timeout) {
const isSet = await updateStopwatch();
if (!isSet) {
timeout = notificationSettings.MinTimeout;
} else if (timeout < notificationSettings.MaxTimeout) {
timeout += notificationSettings.TimeoutStep;
}
callback(timeout);
}
async function updateStopwatch() {
const response = await GET(`${appSubUrl}/user/stopwatches`);
if (!response.ok) {
console.error('Failed to fetch stopwatch data');
return false;
}
const data = await response.json();
return updateStopwatchData(data);
}
function updateStopwatchData(data) {
const watch = data[0];
const btnEls = document.querySelectorAll('.active-stopwatch');
if (!watch) {
hideElem(btnEls);
} else {
const {repo_owner_name, repo_name, issue_index, seconds} = watch;
const issueUrl = `${appSubUrl}/${repo_owner_name}/${repo_name}/issues/${issue_index}`;
document.querySelector('.stopwatch-link')?.setAttribute('href', issueUrl);
document.querySelector('.stopwatch-commit')?.setAttribute('action', `${issueUrl}/times/stopwatch/toggle`);
document.querySelector('.stopwatch-cancel')?.setAttribute('action', `${issueUrl}/times/stopwatch/cancel`);
const stopwatchIssue = document.querySelector('.stopwatch-issue');
if (stopwatchIssue) stopwatchIssue.textContent = `${repo_owner_name}/${repo_name}#${issue_index}`;
updateStopwatchTime(seconds);
showElem(btnEls);
}
return Boolean(data.length);
}
// TODO: This flickers on page load, we could avoid this by making a custom
// element to render time periods. Feeding a datetime in backend does not work
// when time zone between server and client differs.
function updateStopwatchTime(seconds) {
if (!Number.isFinite(seconds)) return;
const datetime = (new Date(Date.now() - seconds * 1000)).toISOString();
for (const parent of document.querySelectorAll('.header-stopwatch-dot')) {
const existing = parent.querySelector(':scope > relative-time');
if (existing) {
existing.setAttribute('datetime', datetime);
} else {
const el = document.createElement('relative-time');
el.setAttribute('format', 'micro');
el.setAttribute('datetime', datetime);
el.setAttribute('lang', 'en-US');
el.setAttribute('title', ''); // make <relative-time> show no title and therefor no tooltip
parent.append(el);
}
}
}
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