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| 1 | +import { createContext, useContext, useState, useEffect } from 'react' |
| 2 | + |
| 3 | +const AuthContext = createContext(null) |
| 4 | + |
| 5 | +const STORAGE_KEYS = { |
| 6 | + accessToken: 'classmo_access_token', |
| 7 | + refreshToken: 'classmo_refresh_token', |
| 8 | + user: 'classmo_user', |
| 9 | +} |
| 10 | + |
| 11 | +const API_URL = import.meta.env.VITE_API_URL |
| 12 | +const ADMIN_ROLE = import.meta.env.VITE_ADMIN_ROLE |
| 13 | + |
| 14 | +export function AuthProvider({ children }) { |
| 15 | + const [accessToken, setAccessToken] = useState(null) |
| 16 | + const [refreshToken, setRefreshToken] = useState(null) |
| 17 | + const [user, setUser] = useState(null) |
| 18 | + const [isLoading, setIsLoading] = useState(true) |
| 19 | + |
| 20 | + useEffect(() => { |
| 21 | + const storedToken = localStorage.getItem(STORAGE_KEYS.accessToken) |
| 22 | + const storedRefresh = localStorage.getItem(STORAGE_KEYS.refreshToken) |
| 23 | + const storedUser = localStorage.getItem(STORAGE_KEYS.user) |
| 24 | + |
| 25 | + if (storedToken && storedUser) { |
| 26 | + try { |
| 27 | + const parsed = JSON.parse(storedUser) |
| 28 | + if (parsed.role === ADMIN_ROLE) { |
| 29 | + setAccessToken(storedToken) |
| 30 | + setRefreshToken(storedRefresh) |
| 31 | + setUser(parsed) |
| 32 | + } else { |
| 33 | + localStorage.removeItem(STORAGE_KEYS.accessToken) |
| 34 | + localStorage.removeItem(STORAGE_KEYS.refreshToken) |
| 35 | + localStorage.removeItem(STORAGE_KEYS.user) |
| 36 | + } |
| 37 | + } catch { |
| 38 | + localStorage.removeItem(STORAGE_KEYS.user) |
| 39 | + } |
| 40 | + } |
| 41 | + setIsLoading(false) |
| 42 | + }, []) |
| 43 | + |
| 44 | + async function login(email, password) { |
| 45 | + try { |
| 46 | + const res = await fetch(`${API_URL}/api/auth/login`, { |
| 47 | + method: 'POST', |
| 48 | + headers: { 'Content-Type': 'application/json' }, |
| 49 | + body: JSON.stringify({ email, password }), |
| 50 | + }) |
| 51 | + if (!res.ok) { |
| 52 | + const text = await res.text() |
| 53 | + let message = 'Identifiants invalides' |
| 54 | + try { |
| 55 | + const json = JSON.parse(text) |
| 56 | + if (json.message) message = json.message |
| 57 | + } catch { /* use default */ } |
| 58 | + return { success: false, error: message } |
| 59 | + } |
| 60 | + |
| 61 | + const data = await res.json() |
| 62 | + |
| 63 | + if (data.role !== ADMIN_ROLE) { |
| 64 | + return { success: false, error: 'Accès réservé aux administrateurs.' } |
| 65 | + } |
| 66 | + |
| 67 | + const userData = { |
| 68 | + userId: data.userId, |
| 69 | + email: data.email, |
| 70 | + fullName: data.fullName, |
| 71 | + role: data.role, |
| 72 | + } |
| 73 | + |
| 74 | + localStorage.setItem(STORAGE_KEYS.accessToken, data.accessToken) |
| 75 | + localStorage.setItem(STORAGE_KEYS.refreshToken, data.refreshToken) |
| 76 | + localStorage.setItem(STORAGE_KEYS.user, JSON.stringify(userData)) |
| 77 | + |
| 78 | + setAccessToken(data.accessToken) |
| 79 | + setRefreshToken(data.refreshToken) |
| 80 | + setUser(userData) |
| 81 | + |
| 82 | + return { success: true } |
| 83 | + } catch { |
| 84 | + return { success: false, error: 'Erreur réseau. Vérifie ta connexion.' } |
| 85 | + } |
| 86 | + } |
| 87 | + |
| 88 | + function logout() { |
| 89 | + localStorage.removeItem(STORAGE_KEYS.accessToken) |
| 90 | + localStorage.removeItem(STORAGE_KEYS.refreshToken) |
| 91 | + localStorage.removeItem(STORAGE_KEYS.user) |
| 92 | + setAccessToken(null) |
| 93 | + setRefreshToken(null) |
| 94 | + setUser(null) |
| 95 | + } |
| 96 | + |
| 97 | + return ( |
| 98 | + <AuthContext.Provider value={{ |
| 99 | + accessToken, |
| 100 | + refreshToken, |
| 101 | + user, |
| 102 | + isAuthenticated: !!accessToken, |
| 103 | + isLoading, |
| 104 | + login, |
| 105 | + logout, |
| 106 | + }}> |
| 107 | + {children} |
| 108 | + </AuthContext.Provider> |
| 109 | + ) |
| 110 | +} |
| 111 | + |
| 112 | +export function useAuth() { |
| 113 | + const ctx = useContext(AuthContext) |
| 114 | + if (!ctx) throw new Error('useAuth must be used within AuthProvider') |
| 115 | + return ctx |
| 116 | +} |
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