forked from nutomic/lemmy
91 lines
2.5 KiB
TypeScript
91 lines
2.5 KiB
TypeScript
import { Component } from 'inferno';
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import { Link } from 'inferno-router';
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import { Subscription } from "rxjs";
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import { retryWhen, delay, take } from 'rxjs/operators';
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import { UserOperation, CommunityUser, GetFollowedCommunitiesResponse } from '../interfaces';
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import { WebSocketService, UserService } from '../services';
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import { PostListings } from './post-listings';
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import { msgOp } from '../utils';
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interface State {
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subscribedCommunities: Array<CommunityUser>;
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loading: boolean;
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}
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export class Main extends Component<any, State> {
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private subscription: Subscription;
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private emptyState: State = {
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subscribedCommunities: [],
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loading: true
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}
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constructor(props: any, context: any) {
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super(props, context);
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this.state = this.emptyState;
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this.subscription = WebSocketService.Instance.subject
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.pipe(retryWhen(errors => errors.pipe(delay(3000), take(10))))
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.subscribe(
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(msg) => this.parseMessage(msg),
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(err) => console.error(err),
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() => console.log('complete')
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);
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if (UserService.Instance.loggedIn) {
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WebSocketService.Instance.getFollowedCommunities();
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}
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}
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componentWillUnmount() {
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this.subscription.unsubscribe();
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}
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render() {
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return (
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<div class="container">
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<div class="row">
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<div class="col-12 col-md-9">
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<PostListings />
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</div>
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<div class="col-12 col-md-3">
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<h4>A Landing message</h4>
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{UserService.Instance.loggedIn &&
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<div>
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{this.state.loading ?
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<h4 class="mt-3"><svg class="icon icon-spinner spin"><use xlinkHref="#icon-spinner"></use></svg></h4> :
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<div>
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<hr />
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<h4>Subscribed forums</h4>
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<ul class="list-unstyled">
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{this.state.subscribedCommunities.map(community =>
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<li><Link to={`/community/${community.community_id}`}>{community.community_name}</Link></li>
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)}
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</ul>
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</div>
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}
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</div>
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}
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</div>
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</div>
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</div>
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)
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}
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parseMessage(msg: any) {
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console.log(msg);
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let op: UserOperation = msgOp(msg);
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if (msg.error) {
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alert(msg.error);
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return;
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} else if (op == UserOperation.GetFollowedCommunities) {
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let res: GetFollowedCommunitiesResponse = msg;
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this.state.subscribedCommunities = res.communities;
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this.state.loading = false;
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this.setState(this.state);
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}
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}
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}
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