placebo.mk/frontend/src/contexts/AuthContext.tsx
2026-02-04 20:37:46 +01:00

106 lines
2.9 KiB
TypeScript

/* eslint-disable react-refresh/only-export-components */
import { createContext, useContext, useState, useEffect } from 'react';
import type { ReactNode } from 'react';
import * as api from '../lib/api';
import type { 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;
}