55 lines
1.6 KiB
TypeScript
55 lines
1.6 KiB
TypeScript
import React from 'react';
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import { Helmet as ReactHelmet } from 'react-helmet';
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import { useStatContext } from 'pl-fe/contexts/stat-context';
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import { useAppSelector, useInstance, useSettings } from 'pl-fe/hooks';
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import { RootState } from 'pl-fe/store';
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import FaviconService from 'pl-fe/utils/favicon-service';
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FaviconService.initFaviconService();
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const getNotifTotals = (state: RootState): number => {
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const notifications = state.notifications.unread || 0;
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const reports = state.admin.openReports.count();
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const approvals = state.admin.awaitingApproval.count();
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return notifications + reports + approvals;
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};
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interface IHelmet {
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children: React.ReactNode;
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}
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const Helmet: React.FC<IHelmet> = ({ children }) => {
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const instance = useInstance();
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const { unreadChatsCount } = useStatContext();
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const unreadCount = useAppSelector((state) => getNotifTotals(state) + unreadChatsCount);
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const { demetricator } = useSettings();
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const hasUnreadNotifications = React.useMemo(() => !(unreadCount < 1 || demetricator), [unreadCount, demetricator]);
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const addCounter = (string: string) => hasUnreadNotifications ? `(${unreadCount}) ${string}` : string;
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const updateFaviconBadge = () => {
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if (hasUnreadNotifications) {
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FaviconService.drawFaviconBadge();
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} else {
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FaviconService.clearFaviconBadge();
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}
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};
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React.useEffect(() => {
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updateFaviconBadge();
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}, [unreadCount, demetricator]);
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return (
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<ReactHelmet
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titleTemplate={addCounter(`%s | ${instance.title}`)}
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defaultTitle={addCounter(instance.title)}
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defer={false}
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>
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{children}
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</ReactHelmet>
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);
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};
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export { Helmet as default };
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