frontend/src/contexts/CASProvider.tsx

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2020-08-12 04:13:14 +02:00
import React, { useState, useEffect } from 'react';
import { User } from '../types';
export interface CASContext {
user: User | null;
logout: () => void;
}
export const CASContext = React.createContext<CASContext | null>(null);
export interface CASProviderProps {
children: React.ReactNode;
}
export const CASProvider = ({ children }: CASProviderProps) => {
const [user, setUser] = useState<User | null>(null);
useEffect(() => {
login();
}, []);
function login() {
const urlParams = new URLSearchParams(window.location.search);
const ticket = urlParams.get('ticket');
if (!ticket) {
redirectToCASLoginService();
}
if (ticket) {
setUser({ ...user, ticket: ticket });
}
}
function logout() {
redirectToCASLogoutService();
}
function redirectToCASLogoutService() {
window.location.replace(`https://cas.amu.edu.pl/cas/logout?service=${window.origin}`);
}
function redirectToCASLoginService() {
window.location.replace(`https://cas.amu.edu.pl/cas/login?service=${window.origin}&locale=pl`);
}
return <CASContext.Provider value={{ user, logout }}>{children}</CASContext.Provider>;
};