mirror of
https://github.com/LemmyNet/lemmy-ui.git
synced 2024-11-01 18:19:55 +00:00
530 lines
15 KiB
TypeScript
530 lines
15 KiB
TypeScript
import { Component, linkEvent } from 'inferno';
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import { Subscription } from 'rxjs';
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import { DataType } from '../interfaces';
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import {
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UserOperation,
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GetCommunityResponse,
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CommunityResponse,
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SortType,
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Post,
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GetPostsForm,
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GetCommunityForm,
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ListingType,
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GetPostsResponse,
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PostResponse,
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AddModToCommunityResponse,
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BanFromCommunityResponse,
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Comment,
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GetCommentsForm,
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GetCommentsResponse,
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CommentResponse,
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WebSocketJsonResponse,
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GetSiteResponse,
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Category,
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ListCategoriesResponse,
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} from 'lemmy-js-client';
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import { UserService, WebSocketService } from '../services';
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import { PostListings } from './post-listings';
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import { CommentNodes } from './comment-nodes';
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import { HtmlTags } from './html-tags';
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import { SortSelect } from './sort-select';
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import { DataTypeSelect } from './data-type-select';
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import { Sidebar } from './sidebar';
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import { CommunityLink } from './community-link';
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import { BannerIconHeader } from './banner-icon-header';
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import {
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wsJsonToRes,
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fetchLimit,
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toast,
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getPageFromProps,
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getSortTypeFromProps,
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getDataTypeFromProps,
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editCommentRes,
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saveCommentRes,
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createCommentLikeRes,
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createPostLikeFindRes,
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editPostFindRes,
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commentsToFlatNodes,
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setupTippy,
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notifyPost,
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setIsoData,
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wsSubscribe,
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isBrowser,
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lemmyHttp,
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setAuth,
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communityRSSUrl,
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} from '../utils';
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import { i18n } from '../i18next';
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interface State {
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communityRes: GetCommunityResponse;
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siteRes: GetSiteResponse;
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communityId: number;
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communityName: string;
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loading: boolean;
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posts: Post[];
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comments: Comment[];
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dataType: DataType;
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sort: SortType;
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page: number;
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categories: Category[];
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}
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interface CommunityProps {
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dataType: DataType;
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sort: SortType;
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page: number;
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}
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interface UrlParams {
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dataType?: string;
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sort?: SortType;
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page?: number;
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}
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export class Community extends Component<any, State> {
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private isoData = setIsoData(this.context);
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private subscription: Subscription;
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private emptyState: State = {
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communityRes: undefined,
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communityId: Number(this.props.match.params.id),
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communityName: this.props.match.params.name,
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loading: true,
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posts: [],
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comments: [],
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dataType: getDataTypeFromProps(this.props),
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sort: getSortTypeFromProps(this.props),
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page: getPageFromProps(this.props),
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siteRes: this.isoData.site,
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categories: [],
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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.handleSortChange = this.handleSortChange.bind(this);
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this.handleDataTypeChange = this.handleDataTypeChange.bind(this);
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this.parseMessage = this.parseMessage.bind(this);
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this.subscription = wsSubscribe(this.parseMessage);
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// Only fetch the data if coming from another route
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if (this.isoData.path == this.context.router.route.match.url) {
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this.state.communityRes = this.isoData.routeData[0];
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if (this.state.dataType == DataType.Post) {
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this.state.posts = this.isoData.routeData[1].posts;
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} else {
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this.state.comments = this.isoData.routeData[1].comments;
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}
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this.state.categories = this.isoData.routeData[2].categories;
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this.state.loading = false;
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} else {
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this.fetchCommunity();
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this.fetchData();
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WebSocketService.Instance.listCategories();
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}
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setupTippy();
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}
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fetchCommunity() {
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let form: GetCommunityForm = {
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id: this.state.communityId ? this.state.communityId : null,
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name: this.state.communityName ? this.state.communityName : null,
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};
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WebSocketService.Instance.getCommunity(form);
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}
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componentWillUnmount() {
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if (isBrowser()) {
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this.subscription.unsubscribe();
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}
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}
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static getDerivedStateFromProps(props: any): CommunityProps {
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return {
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dataType: getDataTypeFromProps(props),
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sort: getSortTypeFromProps(props),
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page: getPageFromProps(props),
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};
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}
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static fetchInitialData(auth: string, path: string): Promise<any>[] {
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let pathSplit = path.split('/');
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let promises: Promise<any>[] = [];
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// It can be /c/main, or /c/1
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let idOrName = pathSplit[2];
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let id: number;
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let name_: string;
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if (isNaN(Number(idOrName))) {
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name_ = idOrName;
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} else {
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id = Number(idOrName);
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}
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let communityForm: GetCommunityForm = id ? { id } : { name: name_ };
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setAuth(communityForm, auth);
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promises.push(lemmyHttp.getCommunity(communityForm));
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let dataType: DataType = pathSplit[4]
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? DataType[pathSplit[4]]
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: DataType.Post;
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let sort: SortType = pathSplit[6]
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? SortType[pathSplit[6]]
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: UserService.Instance.user
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? Object.values(SortType)[UserService.Instance.user.default_sort_type]
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: SortType.Active;
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let page = pathSplit[8] ? Number(pathSplit[8]) : 1;
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if (dataType == DataType.Post) {
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let getPostsForm: GetPostsForm = {
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page,
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limit: fetchLimit,
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sort,
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type_: ListingType.Community,
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};
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this.setIdOrName(getPostsForm, id, name_);
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setAuth(getPostsForm, auth);
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promises.push(lemmyHttp.getPosts(getPostsForm));
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} else {
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let getCommentsForm: GetCommentsForm = {
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page,
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limit: fetchLimit,
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sort,
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type_: ListingType.Community,
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};
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this.setIdOrName(getCommentsForm, id, name_);
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setAuth(getCommentsForm, auth);
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promises.push(lemmyHttp.getComments(getCommentsForm));
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}
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promises.push(lemmyHttp.listCategories());
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return promises;
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}
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static setIdOrName(obj: any, id: number, name_: string) {
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if (id) {
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obj.community_id = id;
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} else {
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obj.community_name = name_;
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}
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}
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componentDidUpdate(_: any, lastState: State) {
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if (
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lastState.dataType !== this.state.dataType ||
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lastState.sort !== this.state.sort ||
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lastState.page !== this.state.page
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) {
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this.setState({ loading: true });
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this.fetchData();
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}
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}
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get documentTitle(): string {
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return `${this.state.communityRes.community.title} - ${this.state.siteRes.site.name}`;
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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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{this.state.loading ? (
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<h5>
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<svg class="icon icon-spinner spin">
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<use xlinkHref="#icon-spinner"></use>
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</svg>
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</h5>
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) : (
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<div class="row">
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<div class="col-12 col-md-8">
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<HtmlTags
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title={this.documentTitle}
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path={this.context.router.route.match.url}
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description={this.state.communityRes.community.description}
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image={this.state.communityRes.community.icon}
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/>
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{this.communityInfo()}
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{this.selects()}
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{this.listings()}
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{this.paginator()}
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</div>
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<div class="col-12 col-md-4">
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<Sidebar
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community={this.state.communityRes.community}
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moderators={this.state.communityRes.moderators}
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admins={this.state.siteRes.admins}
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online={this.state.communityRes.online}
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enableNsfw={this.state.siteRes.site.enable_nsfw}
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categories={this.state.categories}
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/>
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</div>
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</div>
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)}
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</div>
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);
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}
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listings() {
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return this.state.dataType == DataType.Post ? (
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<PostListings
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posts={this.state.posts}
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removeDuplicates
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sort={this.state.sort}
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enableDownvotes={this.state.siteRes.site.enable_downvotes}
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enableNsfw={this.state.siteRes.site.enable_nsfw}
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/>
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) : (
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<CommentNodes
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nodes={commentsToFlatNodes(this.state.comments)}
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noIndent
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sortType={this.state.sort}
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showContext
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enableDownvotes={this.state.siteRes.site.enable_downvotes}
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/>
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);
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}
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communityInfo() {
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return (
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<div>
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<BannerIconHeader
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banner={this.state.communityRes.community.banner}
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icon={this.state.communityRes.community.icon}
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/>
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<h5 class="mb-0">{this.state.communityRes.community.title}</h5>
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<CommunityLink
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community={this.state.communityRes.community}
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realLink
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useApubName
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muted
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hideAvatar
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/>
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<hr />
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</div>
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);
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}
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selects() {
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return (
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<div class="mb-3">
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<span class="mr-3">
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<DataTypeSelect
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type_={this.state.dataType}
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onChange={this.handleDataTypeChange}
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/>
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</span>
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<span class="mr-2">
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<SortSelect sort={this.state.sort} onChange={this.handleSortChange} />
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</span>
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<a
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href={communityRSSUrl(
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this.state.communityRes.community.actor_id,
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this.state.sort
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)}
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target="_blank"
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title="RSS"
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rel="noopener"
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>
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<svg class="icon text-muted small">
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<use xlinkHref="#icon-rss">#</use>
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</svg>
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</a>
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</div>
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);
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}
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paginator() {
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return (
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<div class="my-2">
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{this.state.page > 1 && (
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<button
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class="btn btn-secondary mr-1"
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onClick={linkEvent(this, this.prevPage)}
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>
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{i18n.t('prev')}
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</button>
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)}
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{this.state.posts.length > 0 && (
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<button
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class="btn btn-secondary"
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onClick={linkEvent(this, this.nextPage)}
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>
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{i18n.t('next')}
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</button>
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)}
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</div>
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);
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}
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nextPage(i: Community) {
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i.updateUrl({ page: i.state.page + 1 });
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window.scrollTo(0, 0);
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}
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prevPage(i: Community) {
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i.updateUrl({ page: i.state.page - 1 });
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window.scrollTo(0, 0);
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}
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handleSortChange(val: SortType) {
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this.updateUrl({ sort: val, page: 1 });
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window.scrollTo(0, 0);
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}
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handleDataTypeChange(val: DataType) {
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this.updateUrl({ dataType: DataType[val], page: 1 });
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window.scrollTo(0, 0);
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}
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updateUrl(paramUpdates: UrlParams) {
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const dataTypeStr = paramUpdates.dataType || DataType[this.state.dataType];
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const sortStr = paramUpdates.sort || this.state.sort;
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const page = paramUpdates.page || this.state.page;
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this.props.history.push(
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`/c/${this.state.communityRes.community.name}/data_type/${dataTypeStr}/sort/${sortStr}/page/${page}`
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);
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}
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fetchData() {
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if (this.state.dataType == DataType.Post) {
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let getPostsForm: GetPostsForm = {
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page: this.state.page,
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limit: fetchLimit,
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sort: this.state.sort,
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type_: ListingType.Community,
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community_id: this.state.communityId,
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community_name: this.state.communityName,
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};
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WebSocketService.Instance.getPosts(getPostsForm);
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} else {
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let getCommentsForm: GetCommentsForm = {
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page: this.state.page,
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limit: fetchLimit,
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sort: this.state.sort,
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type_: ListingType.Community,
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community_id: this.state.communityId,
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community_name: this.state.communityName,
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};
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WebSocketService.Instance.getComments(getCommentsForm);
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}
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}
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parseMessage(msg: WebSocketJsonResponse) {
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console.log(msg);
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let res = wsJsonToRes(msg);
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if (msg.error) {
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toast(i18n.t(msg.error), 'danger');
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this.context.router.history.push('/');
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return;
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} else if (msg.reconnect) {
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WebSocketService.Instance.communityJoin({
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community_id: this.state.communityRes.community.id,
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});
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this.fetchData();
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} else if (res.op == UserOperation.GetCommunity) {
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let data = res.data as GetCommunityResponse;
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this.state.communityRes = data;
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if (this.state.posts.length || this.state.comments.length) {
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this.state.loading = false;
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}
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this.setState(this.state);
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WebSocketService.Instance.communityJoin({
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community_id: data.community.id,
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});
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} else if (
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res.op == UserOperation.EditCommunity ||
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res.op == UserOperation.DeleteCommunity ||
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res.op == UserOperation.RemoveCommunity
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) {
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let data = res.data as CommunityResponse;
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this.state.communityRes.community = data.community;
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this.setState(this.state);
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} else if (res.op == UserOperation.FollowCommunity) {
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let data = res.data as CommunityResponse;
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this.state.communityRes.community.subscribed = data.community.subscribed;
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this.state.communityRes.community.number_of_subscribers =
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data.community.number_of_subscribers;
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this.setState(this.state);
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} else if (res.op == UserOperation.GetPosts) {
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let data = res.data as GetPostsResponse;
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this.state.posts = data.posts;
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if (this.state.communityRes) {
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this.state.loading = false;
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}
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this.setState(this.state);
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setupTippy();
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} else if (
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res.op == UserOperation.EditPost ||
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res.op == UserOperation.DeletePost ||
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res.op == UserOperation.RemovePost ||
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res.op == UserOperation.LockPost ||
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res.op == UserOperation.StickyPost ||
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res.op == UserOperation.SavePost
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) {
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let data = res.data as PostResponse;
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editPostFindRes(data, this.state.posts);
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this.setState(this.state);
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} else if (res.op == UserOperation.CreatePost) {
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let data = res.data as PostResponse;
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this.state.posts.unshift(data.post);
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notifyPost(data.post, this.context.router);
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this.setState(this.state);
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} else if (res.op == UserOperation.CreatePostLike) {
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let data = res.data as PostResponse;
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createPostLikeFindRes(data, this.state.posts);
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this.setState(this.state);
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} else if (res.op == UserOperation.AddModToCommunity) {
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let data = res.data as AddModToCommunityResponse;
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this.state.communityRes.moderators = data.moderators;
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this.setState(this.state);
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} else if (res.op == UserOperation.BanFromCommunity) {
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let data = res.data as BanFromCommunityResponse;
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this.state.posts
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.filter(p => p.creator_id == data.user.id)
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.forEach(p => (p.banned = data.banned));
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this.setState(this.state);
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} else if (res.op == UserOperation.GetComments) {
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let data = res.data as GetCommentsResponse;
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this.state.comments = data.comments;
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if (this.state.communityRes) {
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this.state.loading = false;
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}
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this.setState(this.state);
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} else if (
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res.op == UserOperation.EditComment ||
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res.op == UserOperation.DeleteComment ||
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res.op == UserOperation.RemoveComment
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) {
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let data = res.data as CommentResponse;
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editCommentRes(data, this.state.comments);
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this.setState(this.state);
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} else if (res.op == UserOperation.CreateComment) {
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let data = res.data as CommentResponse;
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// Necessary since it might be a user reply
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if (data.recipient_ids.length == 0) {
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this.state.comments.unshift(data.comment);
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this.setState(this.state);
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}
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} else if (res.op == UserOperation.SaveComment) {
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let data = res.data as CommentResponse;
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saveCommentRes(data, this.state.comments);
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this.setState(this.state);
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} else if (res.op == UserOperation.CreateCommentLike) {
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let data = res.data as CommentResponse;
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createCommentLikeRes(data, this.state.comments);
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this.setState(this.state);
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} else if (res.op == UserOperation.ListCategories) {
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let data = res.data as ListCategoriesResponse;
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this.state.categories = data.categories;
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this.setState(this.state);
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}
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}
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}
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