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import { create } from 'zustand';
import { persist } from 'zustand/middleware';
const API_BASE = 'http://localhost:8000';
interface UserInfo {
id: number;
username: string;
email: string;
created_at: string;
}
interface AuthState {
token: string | null;
user: UserInfo | null;
isAuthenticated: boolean;
isLoading: boolean;
error: string | null;
// Actions
login: (username: string, password: string) => Promise<void>;
register: (username: string, email: string, password: string) => Promise<void>;
logout: () => void;
checkAuth: () => Promise<boolean>;
clearError: () => void;
getAuthHeader: () => { Authorization: string } | {};
}
export const useAuthStore = create<AuthState>()(
persist(
(set, get) => ({
token: null,
user: null,
isAuthenticated: false,
isLoading: false,
error: null,
login: async (username: string, password: string) => {
set({ isLoading: true, error: null });
try {
// Use JSON login endpoint
const res = await fetch(`${API_BASE}/api/auth/login/json`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, password }),
});
if (!res.ok) {
const errorData = await res.json().catch(() => ({}));
throw new Error(errorData.detail || 'Login failed');
}
const data = await res.json();
set({
token: data.access_token,
isAuthenticated: true,
isLoading: false
});
// Fetch user info
await get().checkAuth();
} catch (err) {
set({
isLoading: false,
error: (err as Error).message,
isAuthenticated: false,
token: null,
user: null
});
throw err;
}
},
register: async (username: string, email: string, password: string) => {
set({ isLoading: true, error: null });
try {
const res = await fetch(`${API_BASE}/api/auth/register`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, email, password }),
});
if (!res.ok) {
const errorData = await res.json().catch(() => ({}));
throw new Error(errorData.detail || 'Registration failed');
}
set({ isLoading: false });
} catch (err) {
set({ isLoading: false, error: (err as Error).message });
throw err;
}
},
logout: () => {
set({
token: null,
user: null,
isAuthenticated: false,
error: null
});
},
checkAuth: async () => {
const token = get().token;
if (!token) {
set({ isAuthenticated: false, user: null });
return false;
}
try {
const res = await fetch(`${API_BASE}/api/auth/me`, {
headers: { Authorization: `Bearer ${token}` },
});
if (res.ok) {
const user = await res.json();
set({ user, isAuthenticated: true });
return true;
} else {
// Token is invalid
set({ token: null, user: null, isAuthenticated: false });
return false;
}
} catch {
set({ token: null, user: null, isAuthenticated: false });
return false;
}
},
clearError: () => {
set({ error: null });
},
getAuthHeader: () => {
const token = get().token;
if (token) {
return { Authorization: `Bearer ${token}` };
}
return {};
},
}),
{
name: 'contextflow-auth',
partialize: (state) => ({
token: state.token,
user: state.user,
isAuthenticated: state.isAuthenticated
}),
}
)
);
export default useAuthStore;
|
