auth checkpoint

auth dependecies not instaled in dev container

frontend/src/contexts/AuthContext.tsx

@@ -0,0 +1,105 @@
+/* eslint-disable react-refresh/only-export-components */
+import React, { createContext, useContext, useState, useEffect, ReactNode } from 'react';
+import * as api from '../lib/api';
+import { User } from '@/types';
+
+interface AuthContextType {
+  user: User | null;
+  token: string | null;
+  isLoading: boolean;
+  login: (username: string, password: string) => Promise<void>;
+  register: (username: string, email: string, password: string) => Promise<void>;
+  logout: () => void;
+  isAuthenticated: boolean;
+  hasRole: (role: string) => boolean;
+}
+
+const AuthContext = createContext<AuthContextType | undefined>(undefined);
+
+interface AuthProviderProps {
+  children: ReactNode;
+}
+
+export function AuthProvider({ children }: AuthProviderProps) {
+  const [user, setUser] = useState<User | null>(null);
+  const [token, setToken] = useState<string | null>(null);
+  const [isLoading, setIsLoading] = useState(true);
+
+  useEffect(() => {
+    const initializeAuth = () => {
+      const storedToken = localStorage.getItem('token');
+      const storedUser = localStorage.getItem('user');
+
+      if (storedToken && storedUser) {
+        try {
+          setToken(storedToken);
+          setUser(JSON.parse(storedUser));
+        } catch (error) {
+          console.error('Failed to parse stored user:', error);
+          localStorage.removeItem('token');
+          localStorage.removeItem('user');
+        }
+      }
+
+      setIsLoading(false);
+    };
+
+    initializeAuth();
+  }, []);
+
+  const login = async (username: string, password: string) => {
+    setIsLoading(true);
+    const response = await api.login({ username, password });
+    localStorage.setItem('token', response.access_token);
+    localStorage.setItem('user', JSON.stringify(response.user));
+    setToken(response.access_token);
+    setUser(response.user);
+    setIsLoading(false);
+  };
+
+  const register = async (username: string, email: string, password: string) => {
+    setIsLoading(true);
+    const response = await api.register({ username, email, password });
+    localStorage.setItem('token', response.access_token);
+    localStorage.setItem('user', JSON.stringify(response.user));
+    setToken(response.access_token);
+    setUser(response.user);
+    setIsLoading(false);
+  };
+
+  const logout = () => {
+    localStorage.removeItem('token');
+    localStorage.removeItem('user');
+    setToken(null);
+    setUser(null);
+    api.logout();
+  };
+
+  const isAuthenticated = !!user && !!token;
+
+  const hasRole = (role: string) => {
+    if (!user) return false;
+    return user.role === role;
+  };
+
+  const value = {
+    user,
+    token,
+    isLoading,
+    login,
+    register,
+    logout,
+    isAuthenticated,
+    hasRole,
+  };
+
+  return <AuthContext.Provider value={value}>{children}</AuthContext.Provider>;
+}
+
+export function useAuth() {
+  const context = useContext(AuthContext);
+  if (context === undefined) {
+    throw new Error('useAuth must be used within an AuthProvider');
+  }
+  return context;
+}