138 lines
4.3 KiB
TypeScript
138 lines
4.3 KiB
TypeScript
import {Injectable} from '@angular/core';
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import {HttpClient, HttpHeaders} from "@angular/common/http";
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import {CommunityInfo} from './communityInfo';
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import {map} from "rxjs/operators";
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import {BehaviorSubject, from, Observable, Subscriber} from "rxjs";
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import {properties} from "../../../../environments/environment";
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import {StringUtils} from "../../utils/string-utils.class";
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@Injectable({providedIn: 'root'})
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export class CommunityService {
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public community: BehaviorSubject<CommunityInfo> = new BehaviorSubject(null);
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public communityId: string = null;
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private promise: Promise<boolean> = null;
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private subs = [];
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constructor(private http: HttpClient) {}
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clearSubscriptions() {
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this.subs.forEach(subscription => {
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if (subscription instanceof Subscriber) {
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subscription.unsubscribe();
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}
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});
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}
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public getCommunityAsObservable() {
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return this.community.asObservable();
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}
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setCommunity(community: CommunityInfo) {
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this.community.next(community);
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}
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getCommunityInfo(communityId: string) {
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return this.http.get<CommunityInfo>(properties.communityAPI + communityId)
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.pipe(map(community => this.parseCommunity(community)));
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}
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getCommunity(communityId: string, refresh = false) {
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if (this.communityId !== communityId || !this.community.value || refresh) {
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this.communityId = communityId;
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this.promise = new Promise<any>((resolve, reject) => {
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this.subs.push(this.getCommunityInfo(communityId).subscribe(community => {
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this.community.next(community);
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resolve();
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},
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error => {
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this.community.next(null);
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resolve();
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}));
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});
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}
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return from(this.getCommunityAsync());
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}
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async getCommunityAsync() {
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await this.promise;
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this.clearSubscriptions();
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return this.community.getValue();
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}
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updateCommunity(url: string, community: any) {
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if (!community.logoUrl) {
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community.logoUrl = '';
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}
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const options = {
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headers: new HttpHeaders({
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'Content-Type': 'application/json',
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})
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};
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return this.http.post(url, community, options);
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}
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public parseCommunity(data: any): CommunityInfo {
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const resData = Array.isArray(data) ? data[0] : data;
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const community: CommunityInfo = new CommunityInfo();
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community['title'] = resData.name;
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community['shortTitle'] = resData.shortName;
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community['communityId'] = resData.id;
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community['queryId'] = resData.queryId;
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community['logoUrl'] = resData.logoUrl;
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community['description'] = resData.description;
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community['date'] = resData.creationDate;
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community['zenodoCommunity'] = resData.zenodoCommunity;
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community['status'] = 'all';
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if (resData.hasOwnProperty('status')) {
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community['status'] = resData.status;
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const status = ['all', 'hidden', 'manager'];
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if (status.indexOf(community['status']) === -1) {
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community['status'] = 'hidden';
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}
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}
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if (resData.type != null) {
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community['type'] = resData.type;
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}
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if (resData.managers != null) {
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if (community['managers'] === undefined) {
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community['managers'] = new Array<string>();
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}
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const managers = resData.managers;
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const length = Array.isArray(managers) ? managers.length : 1;
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for (let i = 0; i < length; i++) {
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const manager = Array.isArray(managers) ? managers[i] : managers;
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community.managers[i] = manager;
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}
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}
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if (resData.subjects != null) {
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if (community['subjects'] === undefined) {
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community['subjects'] = new Array<string>();
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}
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const subjects = resData.subjects;
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const length = Array.isArray(subjects) ? subjects.length : 1;
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for (let i = 0; i < length; i++) {
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const subject = Array.isArray(subjects) ? subjects[i] : subjects;
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community.subjects[i] = subject;
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}
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}
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return CommunityInfo.checkIsUpload(community);
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}
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isRIType(community: string): Observable<boolean> {
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return this.getCommunity(community).pipe(map(community => community.type === 'ri'));
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}
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isCommunityType(community: string): Observable<boolean> {
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return this.getCommunity(community).pipe(map(community => community.type === 'community'));
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}
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}
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