41 lines
904 B
TypeScript

import { Injectable } from '@angular/core';
import {JwtHelper} from 'angular2-jwt';
@Injectable()
export class AuthService {
tokenKey = 'loginToken';
constructor(public jwtHelper: JwtHelper) {}
public setToken(token): boolean {
if (token) {
if (!this.jwtHelper.isTokenExpired(token)) {
sessionStorage.setItem(this.tokenKey, token);
return true;
}
}
return false;
}
public deleteToken(): void {
sessionStorage.removeItem(this.tokenKey);
sessionStorage.removeItem('nonce');
}
public getToken(): string {
return sessionStorage.getItem(this.tokenKey);
}
// Check whether the token is expired and return
// true or false
public isAuthenticated(): boolean {
const token = sessionStorage.getItem(this.tokenKey);
if (token) {
return !this.jwtHelper.isTokenExpired(token);
} else {
return false;
}
}
}