51 lines
1.8 KiB
TypeScript
51 lines
1.8 KiB
TypeScript
import React, { createContext, useContext, useState, useEffect, useCallback } from "react";
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import * as SecureStore from "expo-secure-store";
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import { login as apiLogin, getMe } from "../api/client";
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interface User { id: number; username: string; email: string; role: { name: string }; }
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interface AuthCtx { user: User | null; loading: boolean; login(u: string, p: string): Promise<void>; logout(): void; isAdmin: boolean; }
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const AuthContext = createContext<AuthCtx | null>(null);
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export function AuthProvider({ children }: { children: React.ReactNode }) {
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const [user, setUser] = useState<User | null>(null);
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const [loading, setLoading] = useState(true);
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const loadUser = useCallback(async () => {
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const token = await SecureStore.getItemAsync("access_token");
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if (!token) { setLoading(false); return; }
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try {
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const { data } = await getMe();
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setUser(data);
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} catch {
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await SecureStore.deleteItemAsync("access_token");
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await SecureStore.deleteItemAsync("refresh_token");
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} finally { setLoading(false); }
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}, []);
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useEffect(() => { loadUser(); }, []);
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const login = async (username: string, password: string) => {
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const { data } = await apiLogin(username, password);
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await SecureStore.setItemAsync("access_token", data.access_token);
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await SecureStore.setItemAsync("refresh_token", data.refresh_token);
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await loadUser();
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};
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const logout = async () => {
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await SecureStore.deleteItemAsync("access_token");
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await SecureStore.deleteItemAsync("refresh_token");
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setUser(null);
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};
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const isAdmin = user?.role?.name === "admin";
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return (
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<AuthContext.Provider value={{ user, loading, login, logout, isAdmin }}>
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{children}
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</AuthContext.Provider>
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);
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}
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export const useAuth = () => useContext(AuthContext)!;
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