paperless-ngx/src-ui/src/app/services/auth.service.ts
2020-11-02 17:57:33 +01:00

73 lines
2.1 KiB
TypeScript

import { Injectable } from '@angular/core';
import { Observable } from 'rxjs';
import { map } from 'rxjs/operators';
import { HttpClient } from '@angular/common/http';
import { Router } from '@angular/router';
import { environment } from 'src/environments/environment';
interface TokenResponse {
token: string
}
@Injectable({
providedIn: 'root'
})
export class AuthService {
private currentUsername: string
private token: string
constructor(private http: HttpClient, private router: Router) {
this.token = localStorage.getItem('auth-service:token')
if (this.token == null) {
this.token = sessionStorage.getItem('auth-service:token')
}
this.currentUsername = localStorage.getItem('auth-service:currentUsername')
if (this.currentUsername == null) {
this.currentUsername = sessionStorage.getItem('auth-service:currentUsername')
}
}
private requestToken(username: string, password: string): Observable<TokenResponse> {
return this.http.post<TokenResponse>(`${environment.apiBaseUrl}token/`, {"username": username, "password": password})
}
isAuthenticated(): boolean {
return this.currentUsername != null
}
logout() {
this.currentUsername = null
this.token = null
localStorage.removeItem('auth-service:token')
localStorage.removeItem('auth-service:currentUsername')
sessionStorage.removeItem('auth-service:token')
sessionStorage.removeItem('auth-service:currentUsername')
this.router.navigate(['login'])
}
login(username: string, password: string, rememberMe: boolean): Observable<boolean> {
return this.requestToken(username,password).pipe(
map(tokenResponse => {
this.currentUsername = username
this.token = tokenResponse.token
let storage = rememberMe ? localStorage : sessionStorage
storage.setItem('auth-service:token', this.token)
storage.setItem('auth-service:currentUsername', this.currentUsername)
return true
})
)
}
getToken(): string {
return this.token
}
getCurrentUsername(): string {
return this.currentUsername
}
}