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111 lines
2.0 KiB
111 lines
2.0 KiB
import jwtDecode from "jwt-decode";
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import router from "./routes";
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export interface IUser {
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id: number,
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name: string,
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isAdmin: boolean
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}
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/**
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* The active JWT
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*/
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let token: string | null;
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/**
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* The decoded user object
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*/
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let user: IUser | null;
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/**
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* Check if the user is an admin
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*/
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export function isAdmin() {
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return user && user.isAdmin;
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}
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/**
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* Check if the client is authenticated
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*/
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export function isAuthenticated() {
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return Boolean(token);
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}
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/**
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* Get the logged in user (assumes authentication has been checked)
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*/
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export function getUser() {
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return <IUser>user;
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}
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/**
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* Load the token from local storage
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*/
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export function loadToken() {
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try {
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token = localStorage.getItem("jwt");
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user = jwtDecode(<string>token);
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} catch(e) {
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console.log("Failed to load token");
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token = null;
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user = null;
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return false;
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}
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console.log("Token loaded", token);
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return true;
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}
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/**
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* Delete the token from local storage
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*/
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export function forgetToken() {
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token = null;
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user = null;
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localStorage.removeItem("jwt");
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}
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/**
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* Store a JWT token in local storage
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*/
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export function storeToken(jwtToken: string) {
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try {
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user = jwtDecode(jwtToken);
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token = jwtToken;
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localStorage.setItem("jwt", jwtToken);
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} catch(e) {
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user = null;
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token = null;
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return false;
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}
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return true;
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}
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/**
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* Fetch request providing authentication and logout upon unauthorized requests
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*/
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export async function authFetch(path: string, options: RequestInit = {}): Promise<Response> {
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console.log("Performing auth fetch");
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options.credentials = "include";
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options.headers = Object.assign(options.headers ?? {}, {
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"Authorization": `Bearer ${token}`
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});
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let response = await fetch(path, options);
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if (response.status === 401) {
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// forgetToken();
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console.log("Forgetting token...");
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router.push({ name: "Login" });
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throw Error("Unauthorized");
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}
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return response;
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}
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/**
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* @TODO Remove later
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*/
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(<any>window).forgetToken = forgetToken;
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(<any>window).authFetch = authFetch;
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/**
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* Ensure the token is loaded upon startup
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*/
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loadToken();
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