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auth.js
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auth.js
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import auth0 from 'auth0-js';
import Constants from '../config/constants';
import { clearCurrentUser, getCurrentUser } from '../api';
import { isMentor } from '../helpers/user';
const storageKey = 'auth-data';
class Auth {
accessToken;
idToken;
expiresAt;
auth0 = new auth0.WebAuth({
domain: Constants.auth.DOMAIN,
clientID: Constants.auth.CLIENT_ID,
redirectUri: Constants.auth.CALLBACK_URL,
responseType: 'token id_token',
scope: 'openid',
});
login = isMentorIntent => {
this.auth0.authorize({
appState: {
origin: isMentorIntent ? 'mentor' : 'user',
},
});
};
handleAuthentication() {
return new Promise((resolve, reject) => {
this.auth0.parseHash((err, authResult) => {
if (err) {
reject(err);
} else {
if (authResult && authResult.accessToken && authResult.idToken) {
this.setSession(authResult);
}
resolve();
}
});
});
}
getAccessToken() {
return this.accessToken;
}
getIdToken() {
return this.idToken;
}
setSession(authResult) {
const expiresAt = authResult.expiresIn * 1000 + new Date().getTime();
// Set isLoggedIn flag in localStorage
localStorage.setItem(
storageKey,
JSON.stringify({
accessToken: authResult.accessToken,
idToken: authResult.idToken,
expiresAt,
})
);
// Set the time that the access token will expire at
this.accessToken = authResult.accessToken;
this.idToken = authResult.idToken;
this.expiresAt = expiresAt;
// can't show the becoming mentor modal here because the app is not initialized yet, so store it in memory and wait the app to up
this.origin = authResult.appState.origin;
}
async onMentorRegistered(callback) {
if (this.origin === 'mentor') {
if (isMentor(await getCurrentUser())) {
return;
}
callback();
delete this.origin;
}
}
loadSession() {
const json = localStorage.getItem(storageKey);
if (json) {
const session = JSON.parse(json);
this.accessToken = session.accessToken;
this.idToken = session.idToken;
this.expiresAt = session.expiresAt;
}
return this;
}
renewSession() {
return new Promise(async resolve => {
if (window.location.hash) {
await this.handleAuthentication();
// clean the hash
window.history.replaceState(
null,
null,
window.location.href.split('#')[0]
);
resolve();
} else if (!this.isAuthenticated()) {
this.auth0.checkSession({}, (err, authResult) => {
if (authResult && authResult.accessToken && authResult.idToken) {
this.setSession(authResult);
}
resolve();
});
} else {
resolve();
}
});
}
logout = () => {
// Remove tokens and expiry time from memory
this.accessToken = null;
this.idToken = null;
this.expiresAt = 0;
// Remove token from localStorage
localStorage.removeItem(storageKey);
};
doLogout = () => {
this.logout();
clearCurrentUser();
this.auth0.logout({
returnTo: Constants.auth.CALLBACK_URL,
});
};
isAuthenticated() {
// Check whether the current time is past the
// access token's expiry time
let expiresAt = this.expiresAt;
return new Date().getTime() < expiresAt;
}
}
export default new Auth().loadSession();