OpenSlides/client/src/app/core/services/auth.service.ts
2018-11-08 08:04:41 +01:00

82 lines
2.5 KiB
TypeScript

import { Injectable } from '@angular/core';
import { OperatorService } from 'app/core/services/operator.service';
import { OpenSlidesComponent } from '../../openslides.component';
import { environment } from 'environments/environment';
import { User } from '../../shared/models/users/user';
import { OpenSlidesService } from './openslides.service';
import { Router } from '@angular/router';
import { HttpService } from './http.service';
/**
* The data returned by a post request to the login route.
*/
interface LoginResponse {
user_id: number;
user: User;
}
/**
* Authenticates an OpenSlides user with username and password
*/
@Injectable({
providedIn: 'root'
})
export class AuthService extends OpenSlidesComponent {
/**
* Initializes the httpClient and the {@link OperatorService}.
*
* Calls `super()` from the parent class.
* @param http HttpService to send requests to the server
* @param operator Who is using OpenSlides
* @param OpenSlides The openslides service
* @param router To navigate
*/
public constructor(
private http: HttpService,
private operator: OperatorService,
private OpenSlides: OpenSlidesService,
private router: Router
) {
super();
}
/**
* Try to log in a user.
*
* Returns an observable 'user' with the correct login information or an error.
* The user will then be stored in the {@link OperatorService},
* errors will be forwarded to the parents error function.
*
* @param username
* @param password
* @returns The login response.
*/
public async login(username: string, password: string): Promise<LoginResponse> {
const user = {
username: username,
password: password
};
const response = await this.http.post<LoginResponse>(environment.urlPrefix + '/users/login/', user);
this.operator.user = new User(response.user);
return response;
}
/**
* Logout function for both the client and the server.
*
* Will clear the current {@link OperatorService} and
* send a `post`-request to `/apps/users/logout/'`
*/
public async logout(): Promise<void> {
this.operator.user = null;
try {
await this.http.post(environment.urlPrefix + '/users/logout/', {});
} catch (e) {
// We do nothing on failures. Reboot OpenSlides anyway.
}
this.router.navigate(['/']);
this.OpenSlides.reboot();
}
}