import { Component } from 'inferno'; import { Link } from 'inferno-router'; import { i18n } from '../i18next'; import { Subscription } from 'rxjs'; import { retryWhen, delay, take } from 'rxjs/operators'; import { WebSocketService } from '../services'; import { repoUrl, wsJsonToRes, isBrowser } from '../utils'; import { UserOperation, WebSocketJsonResponse, GetSiteResponse, } from 'lemmy-js-client'; interface FooterState { version: string; } export class Footer extends Component { private wsSub: Subscription; emptyState: FooterState = { version: null, }; constructor(props: any, context: any) { super(props, context); this.state = this.emptyState; if (isBrowser()) { this.wsSub = WebSocketService.Instance.subject .pipe(retryWhen(errors => errors.pipe(delay(3000), take(10)))) .subscribe( msg => this.parseMessage(msg), err => console.error(err), () => console.log('complete') ); } } componentWillUnmount() { this.wsSub.unsubscribe(); } render() { return ( ); } parseMessage(msg: WebSocketJsonResponse) { let res = wsJsonToRes(msg); if (res.op == UserOperation.GetSite) { let data = res.data as GetSiteResponse; this.setState({ version: data.version }); } } }