2
2020-07-14 09:39:37 +02:00

73 lines
1.8 KiB
TypeScript

import { Injectable } from '@angular/core';
import {ApiService} from './api.service';
import {ActivatedRouteSnapshot, CanActivate, RouterStateSnapshot} from '@angular/router';
import {LocalStorageService} from 'angular-2-local-storage';
import {Observable} from 'rxjs';
@Injectable({
providedIn: 'root'
})
export class LoginService implements CanActivate {
private loggedIn;
constructor(
private api: ApiService,
private storage: LocalStorageService
) {
}
login(username = '', password = '') {
return new Promise(resolve => {
if (username !== '') {
this.storage.set('basicAuth', btoa(username + ':' + password));
}
this.api.get('/authorized', (data: any, error) => {
if (!error) {
if (data.status === 'Authorization successful') {
this.loggedIn = true;
resolve(true);
} else {
this.loggedIn = false;
this.storage.remove('basicAuth');
resolve(false);
}
} else {
this.loggedIn = false;
this.storage.remove('basicAuth');
resolve(false);
}
});
});
}
logout() {
this.storage.remove('basicAuth');
this.loggedIn = false;
}
canActivate(route: ActivatedRouteSnapshot = null, state: RouterStateSnapshot = null): Observable<boolean> {
return new Observable<boolean>(observer => {
if (this.loggedIn === undefined) {
this.login().then(res => {
observer.next(res as any);
observer.complete();
});
}
else {
observer.next(this.loggedIn);
observer.complete();
}
});
}
get isLoggedIn() {
return this.loggedIn;
}
get username() {
return atob(this.storage.get('basicAuth')).split(':')[0];
}
}