94 lines
2.6 KiB
TypeScript
94 lines
2.6 KiB
TypeScript
import formatDistanceToNow from 'date-fns/formatDistanceToNow';
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import intervalToDuration from 'date-fns/intervalToDuration';
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import { FC, useEffect, useState } from 'react';
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import dynamic from 'next/dynamic';
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import classNames from 'classnames';
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import styles from './Statusbar.module.scss';
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import { pluralize } from '../../../utils/helpers';
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// Lazy loaded components
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const EyeFilled = dynamic(() => import('@ant-design/icons/EyeFilled'), {
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ssr: false,
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});
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export type StatusbarProps = {
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online: Boolean;
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lastConnectTime?: Date;
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lastDisconnectTime?: Date;
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viewerCount: number;
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className?: string;
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};
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function makeDurationString(lastConnectTime: Date): string {
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const DAY_LABEL = 'day';
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const HOUR_LABEL = 'hour';
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const MINUTE_LABEL = 'minute';
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const SECOND_LABEL = 'second';
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const diff = intervalToDuration({ start: lastConnectTime, end: new Date() });
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if (diff.days >= 1) {
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return `${diff.days} ${pluralize(DAY_LABEL, diff.days)}
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${diff.hours} ${pluralize(HOUR_LABEL, diff.hours)}`;
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}
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if (diff.hours >= 1) {
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return `${diff.hours} ${pluralize(HOUR_LABEL, diff.hours)} ${diff.minutes}
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${pluralize(MINUTE_LABEL, diff.minutes)}`;
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}
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return `${diff.minutes} ${pluralize(MINUTE_LABEL, diff.minutes)}
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${diff.seconds} ${pluralize(SECOND_LABEL, diff.seconds)}`;
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}
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export const Statusbar: FC<StatusbarProps> = ({
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online,
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lastConnectTime,
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lastDisconnectTime,
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viewerCount,
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className,
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}) => {
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const [, setNow] = useState(new Date());
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// Set a timer to update the status bar.
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useEffect(() => {
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const interval = setInterval(() => setNow(new Date()), 1000);
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return () => {
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clearInterval(interval);
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};
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}, []);
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let onlineMessage = '';
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let rightSideMessage: any;
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if (online && lastConnectTime) {
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const duration = makeDurationString(new Date(lastConnectTime));
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onlineMessage = online ? `Live for ${duration}` : 'Offline';
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rightSideMessage = viewerCount > 0 && (
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<>
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<span className={styles.viewerIcon}>
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<EyeFilled />
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</span>
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<span>{` ${viewerCount}`}</span>
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</>
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);
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} else if (!online) {
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onlineMessage = 'Offline';
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if (lastDisconnectTime) {
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rightSideMessage = `Last live ${formatDistanceToNow(new Date(lastDisconnectTime))} ago.`;
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}
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}
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return (
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<div className={classNames(styles.statusbar, className)} role="status">
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<span aria-live="off" className={styles.onlineMessage}>
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{onlineMessage}
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</span>
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<span className={styles.viewerCount}>{rightSideMessage}</span>
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</div>
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);
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};
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Statusbar.defaultProps = {
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lastConnectTime: null,
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lastDisconnectTime: null,
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};
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