I Have Integrated the Auth0 in my Angular Application After logging into the Application
when i referesh the page i am getting logout of the applcaition here is my authservice
export class AuthService {
// Create an observable of Auth0 instance of client
auth0Client$ = (from(
createAuth0Client({
domain: config.domain,
client_id: config.clientId,
redirect_uri: ${window.location.origin}
})
) as Observable).pipe(
shareReplay(1), // Every subscription receives the same shared value
catchError(err => throwError(err))
);
// Define observables for SDK methods that return promises by default
// For each Auth0 SDK method, first ensure the client instance is ready
// concatMap: Using the client instance, call SDK method; SDK returns a promise
// from: Convert that resulting promise into an observable
isAuthenticated$ = this.auth0Client$.pipe(
concatMap((client: Auth0Client) => from(client.isAuthenticated())),
tap(res => this.loggedIn = res)
);
handleRedirectCallback$ = this.auth0Client$.pipe(
concatMap((client: Auth0Client) => from(client.handleRedirectCallback()))
);
// Create subject and public observable of user profile data
private userProfileSubject$ = new BehaviorSubject(null);
userProfile$ = this.userProfileSubject$.asObservable();
// Create a local property for login status
loggedIn: boolean = null;
constructor(private router: Router) {
// On initial load, check authentication state with authorization server
// Set up local auth streams if user is already authenticated
this.localAuthSetup();
// Handle redirect from Auth0 login
this.handleAuthCallback();
}
// When calling, options can be passed if desired
// https://auth0.github.io/auth0-spa-js/classes/auth0client.html#getuser
getUser$(options?): Observable {
return this.auth0Client$.pipe(
concatMap((client: Auth0Client) => from(client.getUser(options))),
tap(user => this.userProfileSubject$.next(user))
);
}
// When calling, options can be passed if desired
// https://auth0.github.io/auth0-spa-js/classes/auth0client.html#gettokensilently
getTokenSilently$(options?): Observable {
return this.auth0Client$.pipe(
concatMap((client: Auth0Client) => from(client.getTokenSilently(options)))
);
}
private localAuthSetup() {
// This should only be called on app initialization
// Set up local authentication streams
const checkAuth$ = this.isAuthenticated$.pipe(
concatMap((loggedIn: boolean) => {
if (loggedIn) {
// If authenticated, get user and set in app
// NOTE: you could pass options here if needed
return this.getUser$();
}
// If not authenticated, return stream that emits ‘false’
return of(loggedIn);
})
);
checkAuth$.subscribe();
}
login(redirectPath: string = ‘/’) {
// A desired redirect path can be passed to login method
// (e.g., from a route guard)
// Ensure Auth0 client instance exists
this.auth0Client$.subscribe((client: Auth0Client) => {
// Call method to log in
client.loginWithRedirect({
redirect_uri: ${window.location.origin},
appState: { target: redirectPath }
});
});
}
private handleAuthCallback() {
// Call when app reloads after user logs in with Auth0
const params = window.location.search;
if (params.includes(‘code=’) && params.includes(‘state=’)) {
let targetRoute: string; // Path to redirect to after login processsed
const authComplete$ = this.handleRedirectCallback$.pipe(
// Have client, now call method to handle auth callback redirect
tap(cbRes => {
// Get and set target redirect route from callback results
targetRoute = cbRes.appState && cbRes.appState.target ? cbRes.appState.target : ‘/’;
}),
concatMap(() => {
// Redirect callback complete; get user and login status
return combineLatest([
this.getUser$(),
this.isAuthenticated$
]);
})
);
// Subscribe to authentication completion observable
// Response will be an array of user and login status
authComplete$.subscribe(([user, loggedIn]) => {
// Redirect to target route after callback processing
this.router.navigate([targetRoute]);
});
}
}
logout() {
// Ensure Auth0 client instance exists
this.auth0Client$.subscribe((client: Auth0Client) => {
// Call method to log out
client.logout({
client_id: config.clientId,
returnTo: window.location.origin
});
});
}
}
