117 lines
4.1 KiB
TypeScript
117 lines
4.1 KiB
TypeScript
import { Component, linkEvent } 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, Community, Post as PostI, GetPostResponse, PostResponse, Comment, CommentForm as CommentFormI, CommentResponse, CommentLikeForm, CommentSortType, CreatePostLikeResponse, ListCommunitiesResponse, CommunityResponse, FollowCommunityForm } from '../interfaces';
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import { WebSocketService, UserService } from '../services';
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import { msgOp, hotRank,mdToHtml } from '../utils';
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declare const Sortable: any;
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interface CommunitiesState {
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communities: Array<Community>;
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}
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export class Communities extends Component<any, CommunitiesState> {
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private subscription: Subscription;
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private emptyState: CommunitiesState = {
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communities: []
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}
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constructor(props, context) {
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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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WebSocketService.Instance.listCommunities();
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}
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componentDidMount() {
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let table = document.querySelector('#community_table');
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Sortable.initTable(table);
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}
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render() {
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return (
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<div class="container-fluid">
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<h4>Communities</h4>
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<div class="table-responsive">
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<table id="community_table" class="table table-sm table-hover">
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<thead class="pointer">
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<tr>
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<th>Name</th>
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<th>Title</th>
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<th>Category</th>
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<th class="text-right">Subscribers</th>
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<th class="text-right">Posts</th>
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<th class="text-right">Comments</th>
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<th></th>
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</tr>
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</thead>
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<tbody>
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{this.state.communities.map(community =>
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<tr>
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<td><Link to={`/community/${community.id}`}>{community.name}</Link></td>
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<td>{community.title}</td>
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<td>{community.category_name}</td>
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<td class="text-right">{community.number_of_subscribers}</td>
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<td class="text-right">{community.number_of_posts}</td>
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<td class="text-right">{community.number_of_comments}</td>
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<td class="text-right">
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{community.subscribed
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? <button class="btn btn-sm btn-secondary" onClick={linkEvent(community.id, this.handleUnsubscribe)}>Unsubscribe</button>
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: <button class="btn btn-sm btn-secondary" onClick={linkEvent(community.id, this.handleSubscribe)}>Subscribe</button>
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}
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</td>
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</tr>
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)}
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</tbody>
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</table>
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</div>
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</div>
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);
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}
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handleUnsubscribe(communityId: number) {
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let form: FollowCommunityForm = {
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community_id: communityId,
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follow: false
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};
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WebSocketService.Instance.followCommunity(form);
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}
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handleSubscribe(communityId: number) {
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let form: FollowCommunityForm = {
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community_id: communityId,
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follow: true
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};
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WebSocketService.Instance.followCommunity(form);
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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.ListCommunities) {
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let res: ListCommunitiesResponse = msg;
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this.state.communities = res.communities;
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this.state.communities.sort((a, b) => b.number_of_subscribers - a.number_of_subscribers);
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this.setState(this.state);
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} else if (op == UserOperation.FollowCommunity) {
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let res: CommunityResponse = msg;
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let found = this.state.communities.find(c => c.id == res.community.id);
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found.subscribed = res.community.subscribed;
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found.number_of_subscribers = res.community.number_of_subscribers;
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this.setState(this.state);
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}
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}
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}
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