534 lines
14 KiB
TypeScript
Vendored
534 lines
14 KiB
TypeScript
Vendored
import { Component, linkEvent } from 'inferno';
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import { Helmet } from 'inferno-helmet';
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import { Subscription } from 'rxjs';
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import { retryWhen, delay, take } from 'rxjs/operators';
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import {
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UserOperation,
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Post,
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Comment,
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Community,
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UserView,
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SortType,
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SearchForm,
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SearchResponse,
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SearchType,
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PostResponse,
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CommentResponse,
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WebSocketJsonResponse,
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GetSiteResponse,
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Site,
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} from '../interfaces';
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import { WebSocketService } from '../services';
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import {
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wsJsonToRes,
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fetchLimit,
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routeSearchTypeToEnum,
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routeSortTypeToEnum,
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toast,
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createCommentLikeRes,
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createPostLikeFindRes,
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commentsToFlatNodes,
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getPageFromProps,
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} from '../utils';
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import { PostListing } from './post-listing';
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import { UserListing } from './user-listing';
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import { CommunityLink } from './community-link';
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import { SortSelect } from './sort-select';
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import { CommentNodes } from './comment-nodes';
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import { i18n } from '../i18next';
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interface SearchState {
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q: string;
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type_: SearchType;
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sort: SortType;
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page: number;
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searchResponse: SearchResponse;
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loading: boolean;
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site: Site;
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searchText: string;
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}
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interface SearchProps {
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q: string;
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type_: SearchType;
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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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q?: string;
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type_?: string;
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sort?: string;
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page?: number;
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}
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export class Search extends Component<any, SearchState> {
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private subscription: Subscription;
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private emptyState: SearchState = {
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q: Search.getSearchQueryFromProps(this.props),
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type_: Search.getSearchTypeFromProps(this.props),
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sort: Search.getSortTypeFromProps(this.props),
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page: getPageFromProps(this.props),
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searchText: Search.getSearchQueryFromProps(this.props),
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searchResponse: {
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type_: null,
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posts: [],
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comments: [],
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communities: [],
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users: [],
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},
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loading: false,
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site: {
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id: undefined,
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name: undefined,
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creator_id: undefined,
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published: undefined,
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creator_name: undefined,
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number_of_users: undefined,
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number_of_posts: undefined,
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number_of_comments: undefined,
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number_of_communities: undefined,
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enable_downvotes: undefined,
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open_registration: undefined,
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enable_nsfw: undefined,
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},
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};
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static getSearchQueryFromProps(props: any): string {
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return props.match.params.q ? props.match.params.q : '';
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}
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static getSearchTypeFromProps(props: any): SearchType {
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return props.match.params.type
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? routeSearchTypeToEnum(props.match.params.type)
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: SearchType.All;
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}
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static getSortTypeFromProps(props: any): SortType {
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return props.match.params.sort
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? routeSortTypeToEnum(props.match.params.sort)
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: SortType.TopAll;
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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.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.getSite();
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if (this.state.q) {
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this.search();
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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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static getDerivedStateFromProps(props: any): SearchProps {
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return {
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q: Search.getSearchQueryFromProps(props),
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type_: Search.getSearchTypeFromProps(props),
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sort: Search.getSortTypeFromProps(props),
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page: getPageFromProps(props),
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};
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}
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componentDidUpdate(_: any, lastState: SearchState) {
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if (
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lastState.q !== this.state.q ||
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lastState.type_ !== this.state.type_ ||
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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, searchText: this.state.q });
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this.search();
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}
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}
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get documentTitle(): string {
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if (this.state.site.name) {
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if (this.state.q) {
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return `${i18n.t('search')} - ${this.state.q} - ${
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this.state.site.name
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}`;
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} else {
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return `${i18n.t('search')} - ${this.state.site.name}`;
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}
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} else {
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return 'Lemmy';
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}
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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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<Helmet title={this.documentTitle} />
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<h5>{i18n.t('search')}</h5>
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{this.selects()}
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{this.searchForm()}
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{this.state.type_ == SearchType.All && this.all()}
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{this.state.type_ == SearchType.Comments && this.comments()}
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{this.state.type_ == SearchType.Posts && this.posts()}
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{this.state.type_ == SearchType.Communities && this.communities()}
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{this.state.type_ == SearchType.Users && this.users()}
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{this.resultsCount() == 0 && <span>{i18n.t('no_results')}</span>}
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{this.paginator()}
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</div>
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);
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}
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searchForm() {
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return (
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<form
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class="form-inline"
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onSubmit={linkEvent(this, this.handleSearchSubmit)}
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>
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<input
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type="text"
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class="form-control mr-2 mb-2"
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value={this.state.searchText}
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placeholder={`${i18n.t('search')}...`}
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onInput={linkEvent(this, this.handleQChange)}
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required
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minLength={3}
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/>
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<button type="submit" class="btn btn-secondary mr-2 mb-2">
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{this.state.loading ? (
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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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) : (
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<span>{i18n.t('search')}</span>
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)}
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</button>
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</form>
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);
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}
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selects() {
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return (
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<div className="mb-2">
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<select
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value={this.state.type_}
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onChange={linkEvent(this, this.handleTypeChange)}
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class="custom-select w-auto mb-2"
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>
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<option disabled>{i18n.t('type')}</option>
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<option value={SearchType.All}>{i18n.t('all')}</option>
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<option value={SearchType.Comments}>{i18n.t('comments')}</option>
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<option value={SearchType.Posts}>{i18n.t('posts')}</option>
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<option value={SearchType.Communities}>
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{i18n.t('communities')}
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</option>
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<option value={SearchType.Users}>{i18n.t('users')}</option>
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</select>
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<span class="ml-2">
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<SortSelect
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sort={this.state.sort}
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onChange={this.handleSortChange}
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hideHot
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/>
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</span>
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</div>
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);
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}
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all() {
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let combined: Array<{
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type_: string;
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data: Comment | Post | Community | UserView;
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}> = [];
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let comments = this.state.searchResponse.comments.map(e => {
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return { type_: 'comments', data: e };
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});
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let posts = this.state.searchResponse.posts.map(e => {
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return { type_: 'posts', data: e };
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});
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let communities = this.state.searchResponse.communities.map(e => {
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return { type_: 'communities', data: e };
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});
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let users = this.state.searchResponse.users.map(e => {
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return { type_: 'users', data: e };
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});
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combined.push(...comments);
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combined.push(...posts);
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combined.push(...communities);
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combined.push(...users);
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// Sort it
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if (this.state.sort == SortType.New) {
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combined.sort((a, b) => b.data.published.localeCompare(a.data.published));
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} else {
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combined.sort(
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(a, b) =>
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((b.data as Comment | Post).score |
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(b.data as Community).number_of_subscribers |
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(b.data as UserView).comment_score) -
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((a.data as Comment | Post).score |
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(a.data as Community).number_of_subscribers |
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(a.data as UserView).comment_score)
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);
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}
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return (
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<div>
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{combined.map(i => (
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<div class="row">
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<div class="col-12">
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{i.type_ == 'posts' && (
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<PostListing
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post={i.data as Post}
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showCommunity
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enableDownvotes={this.state.site.enable_downvotes}
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enableNsfw={this.state.site.enable_nsfw}
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/>
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)}
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{i.type_ == 'comments' && (
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<CommentNodes
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nodes={[{ comment: i.data as Comment }]}
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locked
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noIndent
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enableDownvotes={this.state.site.enable_downvotes}
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/>
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)}
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{i.type_ == 'communities' && (
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<div>{this.communityListing(i.data as Community)}</div>
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)}
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{i.type_ == 'users' && (
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<div>
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<span>
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@
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<UserListing
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user={{
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name: (i.data as UserView).name,
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avatar: (i.data as UserView).avatar,
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}}
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/>
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</span>
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<span>{` - ${i18n.t('number_of_comments', {
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count: (i.data as UserView).number_of_comments,
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})}`}</span>
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</div>
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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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comments() {
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return (
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<CommentNodes
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nodes={commentsToFlatNodes(this.state.searchResponse.comments)}
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locked
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noIndent
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enableDownvotes={this.state.site.enable_downvotes}
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/>
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);
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}
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posts() {
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return (
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<>
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{this.state.searchResponse.posts.map(post => (
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<div class="row">
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<div class="col-12">
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<PostListing
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post={post}
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showCommunity
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enableDownvotes={this.state.site.enable_downvotes}
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enableNsfw={this.state.site.enable_nsfw}
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/>
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</div>
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</div>
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))}
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</>
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);
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}
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// Todo possibly create UserListing and CommunityListing
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communities() {
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return (
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<>
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{this.state.searchResponse.communities.map(community => (
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<div class="row">
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<div class="col-12">{this.communityListing(community)}</div>
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</div>
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))}
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</>
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);
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}
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communityListing(community: Community) {
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return (
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<>
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<span>
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<CommunityLink community={community} />
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</span>
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<span>{` - ${community.title} -
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${i18n.t('number_of_subscribers', {
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count: community.number_of_subscribers,
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})}
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`}</span>
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</>
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);
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}
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users() {
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return (
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<>
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{this.state.searchResponse.users.map(user => (
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<div class="row">
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<div class="col-12">
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<span>
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@
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<UserListing
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user={{
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name: user.name,
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avatar: user.avatar,
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}}
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/>
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</span>
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<span>{` - ${i18n.t('number_of_comments', {
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count: user.number_of_comments,
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})}`}</span>
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</div>
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</div>
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))}
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</>
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);
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}
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paginator() {
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return (
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<div class="mt-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.resultsCount() > 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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resultsCount(): number {
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let res = this.state.searchResponse;
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return (
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res.posts.length +
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res.comments.length +
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res.communities.length +
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res.users.length
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);
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}
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nextPage(i: Search) {
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i.updateUrl({ page: i.state.page + 1 });
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}
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prevPage(i: Search) {
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i.updateUrl({ page: i.state.page - 1 });
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}
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search() {
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let form: SearchForm = {
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q: this.state.q,
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type_: SearchType[this.state.type_],
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sort: SortType[this.state.sort],
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page: this.state.page,
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limit: fetchLimit,
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};
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if (this.state.q != '') {
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WebSocketService.Instance.search(form);
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}
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}
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handleSortChange(val: SortType) {
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this.updateUrl({ sort: SortType[val].toLowerCase(), page: 1 });
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}
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handleTypeChange(i: Search, event: any) {
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i.updateUrl({
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type_: SearchType[Number(event.target.value)].toLowerCase(),
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page: 1,
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});
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}
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handleSearchSubmit(i: Search, event: any) {
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event.preventDefault();
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i.updateUrl({
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q: i.state.searchText,
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type_: SearchType[i.state.type_].toLowerCase(),
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sort: SortType[i.state.sort].toLowerCase(),
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page: i.state.page,
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});
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}
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handleQChange(i: Search, event: any) {
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i.setState({ searchText: event.target.value });
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}
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updateUrl(paramUpdates: UrlParams) {
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const qStr = paramUpdates.q || this.state.q;
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const typeStr =
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paramUpdates.type_ || SearchType[this.state.type_].toLowerCase();
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const sortStr =
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paramUpdates.sort || SortType[this.state.sort].toLowerCase();
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const page = paramUpdates.page || this.state.page;
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this.props.history.push(
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`/search/q/${qStr}/type/${typeStr}/sort/${sortStr}/page/${page}`
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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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return;
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} else if (res.op == UserOperation.Search) {
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let data = res.data as SearchResponse;
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this.state.searchResponse = data;
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this.state.loading = false;
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window.scrollTo(0, 0);
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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.searchResponse.comments);
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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.searchResponse.posts);
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this.setState(this.state);
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} else if (res.op == UserOperation.GetSite) {
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let data = res.data as GetSiteResponse;
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this.state.site = data.site;
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this.setState(this.state);
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}
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}
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}
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