Files
HKSingleParty/03_source/frontend/src/auth/context/jwt/utils.ts

97 lines
2.4 KiB
TypeScript

import { paths } from 'src/routes/paths';
import axios from 'src/lib/axios';
import { JWT_STORAGE_KEY } from './constant';
// ----------------------------------------------------------------------
export function jwtDecode(token: string) {
try {
if (!token) return null;
const parts = token.split('.');
if (parts.length < 2) {
throw new Error('Invalid token!');
}
const base64Url = parts[1];
const base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/');
const decoded = JSON.parse(atob(base64));
return decoded;
} catch (error) {
console.error('Error decoding token:', error);
throw error;
}
}
// ----------------------------------------------------------------------
export function isValidToken(accessToken: string) {
if (!accessToken) {
return false;
}
try {
const decoded = jwtDecode(accessToken);
if (!decoded || !('exp' in decoded)) {
return false;
}
const currentTime = Date.now() / 1000;
return decoded.exp > currentTime;
} catch (error) {
console.error('Error during token validation:', error);
return false;
}
}
// ----------------------------------------------------------------------
export function tokenExpired(exp: number) {
const currentTime = Date.now();
const timeLeft = exp * 1000 - currentTime;
setTimeout(() => {
try {
alert('Token expired!');
sessionStorage.removeItem(JWT_STORAGE_KEY);
window.location.href = paths.auth.jwt.signIn;
} catch (error) {
console.error('Error during token expiration:', error);
throw error;
}
}, timeLeft);
}
// ----------------------------------------------------------------------
const INVALID_ACCESS_TOKEN = 'Invalid access token!';
export async function setSession(accessToken: string | null) {
try {
if (accessToken) {
sessionStorage.setItem(JWT_STORAGE_KEY, accessToken);
axios.defaults.headers.common.Authorization = `Bearer ${accessToken}`;
const decodedToken = jwtDecode(accessToken); // ~3 days by minimals server
if (decodedToken && 'exp' in decodedToken) {
tokenExpired(decodedToken.exp);
} else {
throw new Error(INVALID_ACCESS_TOKEN);
}
} else {
sessionStorage.removeItem(JWT_STORAGE_KEY);
delete axios.defaults.headers.common.Authorization;
}
} catch (error) {
console.error('Error during set session:', error);
throw error;
}
}