bigbuffet-rw/app/soapbox/components/helmet.tsx

51 lines
1.6 KiB
TypeScript

import * as React from 'react';
import { Helmet as ReactHelmet } from 'react-helmet';
import { useAppSelector, useSettings } from 'soapbox/hooks';
import FaviconService from 'soapbox/utils/favicon_service';
FaviconService.initFaviconService();
const getNotifTotals = (state: any): number => {
const notifications = state.getIn(['notifications', 'unread'], 0);
const chats = state.getIn(['chats', 'items']).reduce((acc: any, curr: any) => acc + Math.min(curr.get('unread', 0), 1), 0);
const reports = state.getIn(['admin', 'openReports']).count();
const approvals = state.getIn(['admin', 'awaitingApproval']).count();
return notifications + chats + reports + approvals;
};
const Helmet: React.FC = ({ children }) => {
const title = useAppSelector((state) => state.instance.title);
const unreadCount = useAppSelector((state) => getNotifTotals(state));
const demetricator = useSettings().get('demetricator');
const hasUnreadNotifications = React.useMemo(() => !(unreadCount < 1 || demetricator), [unreadCount, demetricator]);
const addCounter = (string: string) => {
return hasUnreadNotifications ? `(${unreadCount}) ${string}` : string;
};
const updateFaviconBadge = () => {
if (hasUnreadNotifications) {
FaviconService.drawFaviconBadge();
} else {
FaviconService.clearFaviconBadge();
}
};
React.useEffect(() => {
updateFaviconBadge();
}, [unreadCount, demetricator]);
return (
<ReactHelmet
titleTemplate={addCounter(`%s | ${title}`)}
defaultTitle={addCounter(title)}
defer={false}
>
{children}
</ReactHelmet>
);
};
export default Helmet;