admin/src/contexts/AuthContext.tsx

132 lines
3.9 KiB
TypeScript

import { createContext, useContext, useReducer, useEffect } from 'react';
import { AuthState, User } from '../types';
interface AuthContextType extends AuthState {
login: (email: string, password: string) => Promise<boolean>;
logout: () => void;
hasPermission: (permission: number) => boolean;
}
const AuthContext = createContext<AuthContextType | undefined>(undefined);
type AuthAction =
| { type: 'LOGIN_SUCCESS'; payload: { user: User; token: string } }
| { type: 'LOGOUT' }
| { type: 'RESTORE_SESSION'; payload: { user: User; token: string } };
const authReducer = (state: AuthState, action: AuthAction): AuthState => {
switch (action.type) {
case 'LOGIN_SUCCESS':
return {
isAuthenticated: true,
user: action.payload.user,
permissions: action.payload.user.permissions,
token: action.payload.token,
};
case 'LOGOUT':
return {
isAuthenticated: false,
user: null,
permissions: [],
token: null,
};
case 'RESTORE_SESSION':
return {
isAuthenticated: true,
user: action.payload.user,
permissions: action.payload.user.permissions,
token: action.payload.token,
};
default:
return state;
}
};
const initialState: AuthState = {
isAuthenticated: false,
user: null,
permissions: [],
token: null,
};
export const AuthProvider = ({ children }: { children: React.ReactNode }) => {
const [state, dispatch] = useReducer(authReducer, initialState);
useEffect(() => {
const token = localStorage.getItem('admin_token');
const userStr = localStorage.getItem('admin_user');
if (token && userStr) {
try {
const user = JSON.parse(userStr);
dispatch({ type: 'RESTORE_SESSION', payload: { user, token } });
} catch (error) {
localStorage.removeItem('admin_token');
localStorage.removeItem('admin_user');
}
}
}, []);
const login = async (email: string, password: string): Promise<boolean> => {
try {
const mockUser: User = {
id: '1',
name: 'مدیر کل',
email: email,
role: 'admin',
permissions: [1, 2, 3, 4, 5, 10, 15, 20, 22, 25, 30],
status: 'active',
createdAt: new Date().toISOString(),
lastLogin: new Date().toISOString(),
};
const mockToken = 'mock-jwt-token-' + Date.now();
if (email === 'admin@test.com' && password === 'admin123') {
localStorage.setItem('admin_token', mockToken);
localStorage.setItem('admin_user', JSON.stringify(mockUser));
dispatch({
type: 'LOGIN_SUCCESS',
payload: { user: mockUser, token: mockToken }
});
return true;
}
return false;
} catch (error) {
console.error('Login error:', error);
return false;
}
};
const logout = () => {
localStorage.removeItem('admin_token');
localStorage.removeItem('admin_user');
dispatch({ type: 'LOGOUT' });
};
const hasPermission = (permission: number): boolean => {
return state.permissions.includes(permission);
};
return (
<AuthContext.Provider value={{
...state,
login,
logout,
hasPermission,
}}>
{children}
</AuthContext.Provider>
);
};
export const useAuth = () => {
const context = useContext(AuthContext);
if (context === undefined) {
throw new Error('useAuth must be used within an AuthProvider');
}
return context;
};