save avant prochaine modif

components/UserProvider.tsx

@@ -0,0 +1,39 @@
+"use client";
+
+import React, { createContext, useContext, useState, ReactNode } from 'react';
+import { User } from '../types';
+import { MOCK_USER } from '../lib/mockData';
+
+interface UserContextType {
+    user: User | null;
+    login: () => void;
+    logout: () => void;
+}
+
+const UserContext = createContext<UserContextType | undefined>(undefined);
+
+export function UserProvider({ children }: { children: ReactNode }) {
+    const [user, setUser] = useState<User | null>(null);
+
+    const login = () => {
+        setUser(MOCK_USER);
+    };
+
+    const logout = () => {
+        setUser(null);
+    };
+
+    return (
+        <UserContext.Provider value={{ user, login, logout }}>
+            {children}
+        </UserContext.Provider>
+    );
+}
+
+export function useUser() {
+    const context = useContext(UserContext);
+    if (context === undefined) {
+        throw new Error('useUser must be used within a UserProvider');
+    }
+    return context;
+}