Files
projet_gestion_commande/frontend-admin/src/auth/AuthContext.tsx
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2026-02-07 22:33:02 +01:00

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2.9 KiB
TypeScript

import React, { createContext, useContext, useState, useEffect, type ReactNode } from 'react';
import {
getAdminToken, setAdminToken as storeAdminToken,
setAdminUsername, removeAdminUsername,
setRole as storeRole, getRole,
clearAllAuth,
} from './tokenStorage';
import { extractUsernameFromToken, extractRoleFromToken, isTokenExpired } from './jwtUtils';
export type UserRole = 'admin' | 'cabine' | 'livreur' | null;
interface AuthState {
token: string | null;
username: string | null;
role: UserRole;
isLoading: boolean;
isAuthenticated: boolean;
}
interface AuthContextType extends AuthState {
loginAdmin: (token: string, role: 'admin' | 'cabine' | 'livreur') => Promise<void>;
logout: () => Promise<void>;
}
const AuthContext = createContext<AuthContextType | undefined>(undefined);
export function AuthProvider({ children }: { children: ReactNode }) {
const [state, setState] = useState<AuthState>({
token: null,
username: null,
role: null,
isLoading: true,
isAuthenticated: false,
});
useEffect(() => {
const restore = async () => {
try {
const savedRole = await getRole();
if (savedRole === 'admin' || savedRole === 'cabine' || savedRole === 'livreur') {
const token = await getAdminToken();
if (token && !isTokenExpired(token)) {
const uname = extractUsernameFromToken(token);
setState({
token,
username: uname,
role: savedRole as UserRole,
isLoading: false,
isAuthenticated: true,
});
return;
}
}
await clearAllAuth();
setState({
token: null,
username: null,
role: null,
isLoading: false,
isAuthenticated: false,
});
} catch {
await clearAllAuth();
setState({
token: null,
username: null,
role: null,
isLoading: false,
isAuthenticated: false,
});
}
};
restore();
}, []);
const loginAdmin = async (token: string, role: 'admin' | 'cabine' | 'livreur') => {
const uname = extractUsernameFromToken(token);
await storeAdminToken(token);
if (uname) await setAdminUsername(uname);
await storeRole(role);
setState({
token,
username: uname,
role,
isLoading: false,
isAuthenticated: true,
});
};
const logout = async () => {
await clearAllAuth();
setState({
token: null,
username: null,
role: null,
isLoading: false,
isAuthenticated: false,
});
};
return (
<AuthContext.Provider value={{ ...state, loginAdmin, logout }}>
{children}
</AuthContext.Provider>
);
}
export function useAuth() {
const context = useContext(AuthContext);
if (!context) {
throw new Error('useAuth must be used within an AuthProvider');
}
return context;
}