openaire-library/connect/affiliations/affiliation.service.ts

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import {Injectable} from '@angular/core';
import {HttpClient, HttpHeaders} from '@angular/common/http';
import {BehaviorSubject, Observable, Subscriber} from 'rxjs';
import {Affiliation} from '../../utils/entities/CuratorInfo';
import {properties} from "../../../../environments/environment";
import {AdvancedAsyncSubject} from "../../utils/AdvancedAsyncSubject";
@Injectable()
export class AffiliationService {
private affiliationsSubject: BehaviorSubject<Affiliation[]> = new BehaviorSubject([]);
sub;
constructor(private http: HttpClient) {
}
ngOnDestroy() {
this.clearSubscriptions();
}
clearSubscriptions() {
if (this.sub instanceof Subscriber) {
this.sub.unsubscribe();
}
}
public initAffiliations(communityId: string): void {
this.sub = this.getAffiliations(communityId).subscribe((affiliations) => {
this.affiliationsSubject.next(affiliations);
},
error => {
this.affiliationsSubject.error(error);
});
}
public get affiliations(): Observable<Affiliation[]> {
return this.affiliationsSubject.asObservable();
}
public getAffiliations(communityId: string): Observable<Affiliation[]> {
let url = properties.communityAPI + communityId + "/organizations";
return this.http.get<Affiliation[]>((properties.useCache) ? (properties.cacheUrl + encodeURIComponent(url)) : url);
}
public updateAffiliation(url: string, affiliation: Affiliation) {
let headers = new HttpHeaders({'Content-Type': 'application/json', 'accept': 'application/json'});
return this.http.post<Affiliation>(url, JSON.stringify(affiliation), {headers: headers});
}
public deleteAffiliation(url: string, id: string) {
let headers = new HttpHeaders({'Content-Type': 'application/json', 'accept': 'application/json'});
return this.http.request('delete', url, {body: id, headers: headers})
}
}