fitst commit

components/AuthProvider.tsx

@@ -0,0 +1,48 @@
+import AsyncStorage from '@react-native-async-storage/async-storage';
+import { createContext, useContext, useEffect, useState } from 'react';
+
+type AuthContextType = {
+  isAuthenticated: boolean;
+  isLoading: boolean;
+  login: (token: string) => Promise<void>;
+  logout: () => Promise<void>;
+};
+
+const AuthContext = createContext<AuthContextType | undefined>(undefined);
+
+export function AuthProvider({ children }: { children: React.ReactNode }) {
+  const [isAuthenticated, setIsAuthenticated] = useState(false);
+  const [isLoading, setIsLoading] = useState(true);
+
+  useEffect(() => {
+    const checkToken = async () => {
+      const token = await AsyncStorage.getItem('access_token');
+      setIsAuthenticated(!!token);
+      setIsLoading(false);
+    };
+    checkToken();
+  }, []);
+
+  const login = async (token: string) => {
+    await AsyncStorage.setItem('access_token', token);
+    setIsAuthenticated(true);
+  };
+
+  const logout = async () => {
+    await AsyncStorage.removeItem('access_token');
+    await AsyncStorage.removeItem('refresh_token');
+    setIsAuthenticated(false);
+  };
+
+  return (
+    <AuthContext.Provider value={{ isAuthenticated, isLoading, login, logout }}>
+      {children}
+    </AuthContext.Provider>
+  );
+}
+
+export const useAuth = () => {
+  const context = useContext(AuthContext);
+  if (!context) throw new Error('useAuth must be used within AuthProvider');
+  return context;
+};