78 lines
2.5 KiB
TypeScript
Executable File
78 lines
2.5 KiB
TypeScript
Executable File
import { Injectable } from '@angular/core';
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import { Router } from '@angular/router';
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import { HttpClient } from '@angular/common/http';
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import { Observable, ReplaySubject, of } from 'rxjs';
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import { shareReplay, tap, catchError } from 'rxjs/operators';
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import { StateStorageService } from 'app/core/auth/state-storage.service';
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import { ApplicationConfigService } from '../config/application-config.service';
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import { Account } from 'app/core/auth/account.model';
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@Injectable({ providedIn: 'root' })
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export class AccountService {
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private userIdentity: Account | null = null;
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private authenticationState = new ReplaySubject<Account | null>(1);
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private accountCache$?: Observable<Account> | null;
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constructor(
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private http: HttpClient,
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private stateStorageService: StateStorageService,
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private router: Router,
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private applicationConfigService: ApplicationConfigService
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) {}
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authenticate(identity: Account | null): void {
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this.userIdentity = identity;
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this.authenticationState.next(this.userIdentity);
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if (!identity) {
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this.accountCache$ = null;
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}
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}
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hasAnyAuthority(authorities: string[] | string): boolean {
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if (!this.userIdentity) {
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return false;
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}
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if (!Array.isArray(authorities)) {
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authorities = [authorities];
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}
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return this.userIdentity.authorities.some((authority: string) => authorities.includes(authority));
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}
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identity(force?: boolean): Observable<Account | null> {
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if (!this.accountCache$ || force) {
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this.accountCache$ = this.fetch().pipe(
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tap((account: Account) => {
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this.authenticate(account);
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this.navigateToStoredUrl();
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}),
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shareReplay()
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);
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}
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return this.accountCache$.pipe(catchError(() => of(null)));
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}
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isAuthenticated(): boolean {
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return this.userIdentity !== null;
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}
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getAuthenticationState(): Observable<Account | null> {
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return this.authenticationState.asObservable();
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}
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private fetch(): Observable<Account> {
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return this.http.get<Account>(this.applicationConfigService.getEndpointFor('api/account'));
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}
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private navigateToStoredUrl(): void {
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// previousState can be set in the authExpiredInterceptor and in the userRouteAccessService
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// if login is successful, go to stored previousState and clear previousState
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const previousUrl = this.stateStorageService.getUrl();
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if (previousUrl) {
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this.stateStorageService.clearUrl();
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this.router.navigateByUrl(previousUrl);
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}
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}
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}
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