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import type { ApiError, User } from '@/types';
import React, { createContext, useCallback, useContext, useEffect, useState, type ReactNode } from 'react';
interface AuthState {
user: User | null;
isLoading: boolean;
isInitializing: boolean;
isAuthenticated: boolean;
error: ApiError | null;
}
type CheckEmailResult = { exists: boolean; name?: string | null };
type OtpResult = { success: boolean; skipOtp: boolean };
type UserProfileUpdate = Partial<User> & {
firstName?: string | null;
lastName?: string | null;
phone?: string | null;
email?: string;
};
interface AuthContextType extends AuthState {
checkEmail: (email: string) => Promise<CheckEmailResult>;
requestOtp: (email: string) => Promise<OtpResult>;
verifyOtp: (email: string, code: string) => Promise<boolean>;
logout: () => Promise<void>;
clearError: () => void;
refreshAuth: () => Promise<void>;
updateUser: (updates: UserProfileUpdate) => void;
}
const AuthContext = createContext<AuthContextType | null>(null);
export function AuthProvider({ children }: { children: ReactNode }) {
const [state, setState] = useState<AuthState>({
user: null,
isLoading: false,
isInitializing: true,
isAuthenticated: false,
error: null,
});
const checkAuth = useCallback(async () => {
try {
const isAuth = await api.isAuthenticated();
if (isAuth) {
const user = await api.getStoredUser();
setState({
user,
isLoading: false,
isInitializing: false,
isAuthenticated: !!user,
error: null,
});
} else {
setState({
user: null,
isLoading: false,
isInitializing: false,
isAuthenticated: false,
error: null,
});
}
} catch (error) {
setState({
user: null,
isLoading: false,
isInitializing: false,
isAuthenticated: false,
error: { message: 'Failed to check authentication' },
});
}
}, []);
// Check authentication on mount
useEffect(() => {
checkAuth();
}, [checkAuth]);
// Auto-logout when WellNuo API returns 401 (token expired)
// Token now expires after 365 days, so this should rarely happen
useEffect(() => {
setOnUnauthorizedCallback(() => {
api.logout().then(() => {
setState({
user: null,
isLoading: false,
isInitializing: false,
isAuthenticated: false,
error: { message: 'Session expired. Please login again.' },
});
});
});
}, []);
const checkEmail = useCallback(async (email: string): Promise<CheckEmailResult> => {
setState((prev) => ({ ...prev, isLoading: true, error: null }));
try {
// Dev email - check via API like any other user
// (no more bypass - dev user needs to go through OTP flow)
// Check email via API
const response = await api.checkEmail(email);
if (response.ok && response.data) {
setState((prev) => ({ ...prev, isLoading: false }));
return { exists: response.data.exists, name: response.data.name };
}
// API failed - assume new user
setState((prev) => ({ ...prev, isLoading: false }));
return { exists: false };
} catch (error) {
setState((prev) => ({
...prev,
isLoading: false,
error: { message: 'Network error. Please check your connection.' },
}));
return { exists: false };
}
}, []);
const requestOtp = useCallback(async (email: string): Promise<OtpResult> => {
setState((prev) => ({ ...prev, isLoading: true, error: null }));
try {
// Dev email also goes through normal OTP flow now
// (no more bypass - need real OTP for WellNuo token)
// Send OTP via Brevo API
const response = await api.requestOTP(email);
if (response.ok) {
setState((prev) => ({ ...prev, isLoading: false }));
return { success: true, skipOtp: false };
}
// API failed
setState((prev) => ({
...prev,
isLoading: false,
error: { message: 'Failed to send verification code. Please try again.' },
}));
return { success: false, skipOtp: false };
} catch (error) {
setState((prev) => ({
...prev,
isLoading: false,
error: { message: 'Network error. Please check your connection.' },
}));
return { success: false, skipOtp: false };
}
}, []);
const verifyOtp = useCallback(async (email: string, code: string): Promise<boolean> => {
setState((prev) => ({ ...prev, isLoading: true, error: null }));
try {
// Verify OTP via WellNuo API (for all users including dev)
const verifyResponse = await api.verifyOTP(email, code);
if (verifyResponse.ok && verifyResponse.data) {
const user: User = {
user_id: verifyResponse.data.user.id,
email: email,
firstName: verifyResponse.data.user.first_name || null,
lastName: verifyResponse.data.user.last_name || null,
max_role: 'USER',
privileges: '',
};
setState({
user,
isLoading: false,
isInitializing: false,
isAuthenticated: true,
error: null,
});
return true;
}
// Wrong OTP code
setState((prev) => ({
...prev,
isLoading: false,
error: { message: 'Invalid verification code. Please try again.' },
}));
return false;
} catch (error) {
setState((prev) => ({
...prev,
isLoading: false,
error: { message: error instanceof Error ? error.message : 'Verification failed' },
}));
return false;
}
}, []);
const refreshAuth = useCallback(async () => {
await checkAuth();
}, [checkAuth]);
const updateUser = useCallback((updates: UserProfileUpdate) => {
setState((prev) => {
if (!prev.user) return prev;
return { ...prev, user: { ...prev.user, ...updates } };
});
}, []);
const logout = useCallback(async () => {
setState((prev) => ({ ...prev, isLoading: true }));
try {
await api.logout();
} finally {
setState({
user: null,
isLoading: false,
isInitializing: false,
isAuthenticated: false,
error: null,
});
}
}, []);
const clearError = useCallback(() => {
setState((prev) => ({ ...prev, error: null }));
}, []);
return (
<AuthContext.Provider value={{ ...state, checkEmail, requestOtp, verifyOtp, logout, clearError, refreshAuth, updateUser }}>
{children}
</AuthContext.Provider>
);
}
export function useAuth() {
const context = useContext(AuthContext);
if (!context) {
throw new Error('useAuth must be used within an AuthProvider');
}
return context;
}
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