import { Component } from 'inferno'; import { Helmet } from 'inferno-helmet'; import { Subscription } from 'rxjs'; import { retryWhen, delay, take } from 'rxjs/operators'; import { UserOperation, WebSocketJsonResponse, GetSiteResponse, } from 'lemmy-js-client'; import { WebSocketService } from '../services'; import { wsJsonToRes, toast, isBrowser } from '../utils'; import { i18n } from '../i18next'; interface InstancesState { loading: boolean; siteRes: GetSiteResponse; } export class Instances extends Component { private subscription: Subscription; private emptyState: InstancesState = { loading: true, siteRes: undefined, }; constructor(props: any, context: any) { super(props, context); this.state = this.emptyState; if (isBrowser()) { this.subscription = WebSocketService.Instance.subject .pipe(retryWhen(errors => errors.pipe(delay(3000), take(10)))) .subscribe( msg => this.parseMessage(msg), err => console.error(err), () => console.log('complete') ); WebSocketService.Instance.getSite(); } } componentWillUnmount() { this.subscription.unsubscribe(); } get documentTitle(): string { if (this.state.siteRes) { return `${i18n.t('instances')} - ${this.state.siteRes.site.name}`; } else { return 'Lemmy'; } } render() { return (
{this.state.loading ? (
) : (
{i18n.t('linked_instances')}
{this.state.siteRes && this.state.siteRes.federated_instances.length ? (
    {this.state.siteRes.federated_instances.map(i => (
  • {i}
  • ))}
) : (
{i18n.t('none_found')}
)}
)}
); } parseMessage(msg: WebSocketJsonResponse) { console.log(msg); let res = wsJsonToRes(msg); if (msg.error) { toast(i18n.t(msg.error), 'danger'); return; } else if (res.op == UserOperation.GetSite) { let data = res.data as GetSiteResponse; this.state.siteRes = data; this.state.loading = false; this.setState(this.state); } } }