import { Component, linkEvent } from 'inferno';
-import { Link } from 'inferno-router';
-import { Subscription } from "rxjs";
+import { Helmet } from 'inferno-helmet';
+import { Subscription } from 'rxjs';
import { retryWhen, delay, take } from 'rxjs/operators';
-import { UserOperation, Community, ListCommunitiesResponse, CommunityResponse, FollowCommunityForm, ListCommunitiesForm, SortType } from '../interfaces';
+import {
+ UserOperation,
+ Community,
+ ListCommunitiesResponse,
+ CommunityResponse,
+ FollowCommunityForm,
+ ListCommunitiesForm,
+ SortType,
+ WebSocketJsonResponse,
+ GetSiteResponse,
+ Site,
+} from 'lemmy-js-client';
import { WebSocketService } from '../services';
-import { msgOp } from '../utils';
+import { wsJsonToRes, toast, getPageFromProps } from '../utils';
+import { CommunityLink } from './community-link';
+import { i18n } from '../i18next';
declare const Sortable: any;
+const communityLimit = 100;
+
interface CommunitiesState {
communities: Array<Community>;
+ page: number;
loading: boolean;
+ site: Site;
+}
+
+interface CommunitiesProps {
+ page: number;
}
export class Communities extends Component<any, CommunitiesState> {
private subscription: Subscription;
private emptyState: CommunitiesState = {
communities: [],
- loading: true
- }
+ loading: true,
+ page: getPageFromProps(this.props),
+ site: undefined,
+ };
constructor(props: any, context: any) {
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),
+ .pipe(retryWhen(errors => errors.pipe(delay(3000), take(10))))
+ .subscribe(
+ msg => this.parseMessage(msg),
+ err => console.error(err),
() => console.log('complete')
- );
-
- let listCommunitiesForm: ListCommunitiesForm = {
- sort: SortType[SortType.TopAll]
- }
-
- WebSocketService.Instance.listCommunities(listCommunitiesForm);
+ );
+ this.refetch();
+ WebSocketService.Instance.getSite();
}
componentWillUnmount() {
this.subscription.unsubscribe();
}
- componentDidMount() {
- let table = document.querySelector('#community_table');
- Sortable.initTable(table);
+ static getDerivedStateFromProps(props: any): CommunitiesProps {
+ return {
+ page: getPageFromProps(props),
+ };
+ }
+
+ componentDidUpdate(_: any, lastState: CommunitiesState) {
+ if (lastState.page !== this.state.page) {
+ this.setState({ loading: true });
+ this.refetch();
+ }
+ }
+
+ get documentTitle(): string {
+ if (this.state.site) {
+ return `${i18n.t('communities')} - ${this.state.site.name}`;
+ } else {
+ return 'Lemmy';
+ }
}
render() {
return (
<div class="container">
- {this.state.loading ?
- <h4 class=""><svg class="icon icon-spinner spin"><use xlinkHref="#icon-spinner"></use></svg></h4> :
- <div>
- <h4>Communities</h4>
- <div class="table-responsive">
- <table id="community_table" class="table table-sm table-hover">
- <thead class="pointer">
- <tr>
- <th>Name</th>
- <th>Title</th>
- <th>Category</th>
- <th class="text-right">Subscribers</th>
- <th class="text-right">Posts</th>
- <th class="text-right">Comments</th>
- <th></th>
- </tr>
- </thead>
- <tbody>
- {this.state.communities.map(community =>
+ <Helmet title={this.documentTitle} />
+ {this.state.loading ? (
+ <h5 class="">
+ <svg class="icon icon-spinner spin">
+ <use xlinkHref="#icon-spinner"></use>
+ </svg>
+ </h5>
+ ) : (
+ <div>
+ <h5>{i18n.t('list_of_communities')}</h5>
+ <div class="table-responsive">
+ <table id="community_table" class="table table-sm table-hover">
+ <thead class="pointer">
<tr>
- <td><Link to={`/community/${community.id}`}>{community.name}</Link></td>
- <td>{community.title}</td>
- <td>{community.category_name}</td>
- <td class="text-right">{community.number_of_subscribers}</td>
- <td class="text-right">{community.number_of_posts}</td>
- <td class="text-right">{community.number_of_comments}</td>
- <td class="text-right">
- {community.subscribed ?
- <button class="btn btn-sm btn-secondary" onClick={linkEvent(community.id, this.handleUnsubscribe)}>Unsubscribe</button> :
- <button class="btn btn-sm btn-secondary" onClick={linkEvent(community.id, this.handleSubscribe)}>Subscribe</button>
- }
- </td>
+ <th>{i18n.t('name')}</th>
+ <th>{i18n.t('category')}</th>
+ <th class="text-right">{i18n.t('subscribers')}</th>
+ <th class="text-right d-none d-lg-table-cell">
+ {i18n.t('posts')}
+ </th>
+ <th class="text-right d-none d-lg-table-cell">
+ {i18n.t('comments')}
+ </th>
+ <th></th>
</tr>
- )}
- </tbody>
- </table>
+ </thead>
+ <tbody>
+ {this.state.communities.map(community => (
+ <tr>
+ <td>
+ <CommunityLink community={community} />
+ </td>
+ <td>{community.category_name}</td>
+ <td class="text-right">
+ {community.number_of_subscribers}
+ </td>
+ <td class="text-right d-none d-lg-table-cell">
+ {community.number_of_posts}
+ </td>
+ <td class="text-right d-none d-lg-table-cell">
+ {community.number_of_comments}
+ </td>
+ <td class="text-right">
+ {community.subscribed ? (
+ <span
+ class="pointer btn-link"
+ onClick={linkEvent(
+ community.id,
+ this.handleUnsubscribe
+ )}
+ >
+ {i18n.t('unsubscribe')}
+ </span>
+ ) : (
+ <span
+ class="pointer btn-link"
+ onClick={linkEvent(
+ community.id,
+ this.handleSubscribe
+ )}
+ >
+ {i18n.t('subscribe')}
+ </span>
+ )}
+ </td>
+ </tr>
+ ))}
+ </tbody>
+ </table>
+ </div>
+ {this.paginator()}
</div>
- </div>
- }
+ )}
</div>
);
}
+ paginator() {
+ return (
+ <div class="mt-2">
+ {this.state.page > 1 && (
+ <button
+ class="btn btn-secondary mr-1"
+ onClick={linkEvent(this, this.prevPage)}
+ >
+ {i18n.t('prev')}
+ </button>
+ )}
+
+ {this.state.communities.length > 0 && (
+ <button
+ class="btn btn-secondary"
+ onClick={linkEvent(this, this.nextPage)}
+ >
+ {i18n.t('next')}
+ </button>
+ )}
+ </div>
+ );
+ }
+
+ updateUrl(paramUpdates: CommunitiesProps) {
+ const page = paramUpdates.page || this.state.page;
+ this.props.history.push(`/communities/page/${page}`);
+ }
+
+ nextPage(i: Communities) {
+ i.updateUrl({ page: i.state.page + 1 });
+ }
+
+ prevPage(i: Communities) {
+ i.updateUrl({ page: i.state.page - 1 });
+ }
+
handleUnsubscribe(communityId: number) {
let form: FollowCommunityForm = {
community_id: communityId,
- follow: false
+ follow: false,
};
WebSocketService.Instance.followCommunity(form);
}
handleSubscribe(communityId: number) {
let form: FollowCommunityForm = {
community_id: communityId,
- follow: true
+ follow: true,
};
WebSocketService.Instance.followCommunity(form);
}
- parseMessage(msg: any) {
+ refetch() {
+ let listCommunitiesForm: ListCommunitiesForm = {
+ sort: SortType.TopAll,
+ limit: communityLimit,
+ page: this.state.page,
+ };
+
+ WebSocketService.Instance.listCommunities(listCommunitiesForm);
+ }
+
+ parseMessage(msg: WebSocketJsonResponse) {
console.log(msg);
- let op: UserOperation = msgOp(msg);
+ let res = wsJsonToRes(msg);
if (msg.error) {
- alert(msg.error);
+ toast(i18n.t(msg.error), 'danger');
return;
- } else if (op == UserOperation.ListCommunities) {
- let res: ListCommunitiesResponse = msg;
- this.state.communities = res.communities;
- this.state.communities.sort((a, b) => b.number_of_subscribers - a.number_of_subscribers);
+ } else if (res.op == UserOperation.ListCommunities) {
+ let data = res.data as ListCommunitiesResponse;
+ this.state.communities = data.communities;
+ this.state.communities.sort(
+ (a, b) => b.number_of_subscribers - a.number_of_subscribers
+ );
this.state.loading = false;
+ window.scrollTo(0, 0);
this.setState(this.state);
- } else if (op == UserOperation.FollowCommunity) {
- let res: CommunityResponse = msg;
- let found = this.state.communities.find(c => c.id == res.community.id);
- found.subscribed = res.community.subscribed;
- found.number_of_subscribers = res.community.number_of_subscribers;
+ let table = document.querySelector('#community_table');
+ Sortable.initTable(table);
+ } else if (res.op == UserOperation.FollowCommunity) {
+ let data = res.data as CommunityResponse;
+ let found = this.state.communities.find(c => c.id == data.community.id);
+ found.subscribed = data.community.subscribed;
+ found.number_of_subscribers = data.community.number_of_subscribers;
this.setState(this.state);
- }
+ } else if (res.op == UserOperation.GetSite) {
+ let data = res.data as GetSiteResponse;
+ this.state.site = data.site;
+ this.setState(this.state);
+ }
}
}