import { Component, linkEvent } from 'inferno'; import { Link } from 'inferno-router'; import { Subscription } from "rxjs"; import { retryWhen, delay, take } from 'rxjs/operators'; import { UserOperation, Community as CommunityI, CommunityResponse, Post, GetPostsForm, ListingSortType, ListingType, GetPostsResponse, CreatePostLikeForm, CreatePostLikeResponse} from '../interfaces'; import { WebSocketService, UserService } from '../services'; import { MomentTime } from './moment-time'; import { PostListing } from './post-listing'; import { msgOp } from '../utils'; interface State { community: CommunityI; posts: Array; sortType: ListingSortType; } export class Community extends Component { private subscription: Subscription; private emptyState: State = { community: { id: null, name: null, published: null }, posts: [], sortType: ListingSortType.Hot, } constructor(props, context) { super(props, context); this.state = this.emptyState; 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') ); let communityId = Number(this.props.match.params.id); WebSocketService.Instance.getCommunity(communityId); let getPostsForm: GetPostsForm = { community_id: communityId, limit: 10, sort: ListingSortType[ListingSortType.Hot], type_: ListingType[ListingType.Community] } WebSocketService.Instance.getPosts(getPostsForm); } componentWillUnmount() { this.subscription.unsubscribe(); } render() { return (

/f/{this.state.community.name}

{this.selects()}
{this.state.posts.length > 0 ? this.state.posts.map(post => ) :
no listings
}
Sidebar
) } selects() { return (
) } handleSortChange(i: Community, event) { i.state.sortType = Number(event.target.value); i.setState(i.state); let getPostsForm: GetPostsForm = { community_id: i.state.community.id, limit: 10, sort: ListingSortType[i.state.sortType], type_: ListingType[ListingType.Community] } WebSocketService.Instance.getPosts(getPostsForm); } parseMessage(msg: any) { console.log(msg); let op: UserOperation = msgOp(msg); if (msg.error) { alert(msg.error); return; } else if (op == UserOperation.GetCommunity) { let res: CommunityResponse = msg; this.state.community = res.community; this.setState(this.state); } else if (op == UserOperation.GetPosts) { let res: GetPostsResponse = msg; this.state.posts = res.posts; this.setState(this.state); } else if (op == UserOperation.CreatePostLike) { let res: CreatePostLikeResponse = msg; let found = this.state.posts.find(c => c.id == res.post.id); found.my_vote = res.post.my_vote; found.score = res.post.score; found.upvotes = res.post.upvotes; found.downvotes = res.post.downvotes; this.setState(this.state); } } }