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import React, { createContext, useContext, useEffect, useState, useCallback, useMemo } from 'react';
import { useRouter, usePathname } from 'next/navigation';
import { authService } from '@/services';
import { apiErrorMessage } from '@/lib/utils';
import { User, LoginRequest, UserRole, UserInfo } from '@/types';
import { getDefaultRoute } from '@/utils';
import { normalizeRole } from '@/utils/auth';
import { useTranslation } from 'react-i18next';
import { useTokenManager } from '@/hooks/useTokenManager';
import { authCleanup } from '@/utils/authCleanup';
import { ROUTES } from '@/constants';
import { mapLoginErrorMessage } from './authErrorMapping';
interface AuthContextType {
user: User | null;
isAuthenticated: boolean;
isLoading: boolean;
needsAdminValidation: boolean; // Deprecated, always false
pendingToken: string | null; // Deprecated, always null
login: (credentials: LoginRequest) => Promise<{ success: boolean; error?: string; needsAdminValidation?: boolean; token?: string; user?: UserInfo }>;
logout: () => Promise<void>;
hasRole: (role: UserRole) => boolean;
hasAnyRole: (roles: UserRole[]) => boolean;
canAccessAdminRoutes: () => boolean;
canAccessResellerRoutes: () => boolean;
canManageUsers: () => boolean;
canManageContent: () => boolean;
refreshUser: () => Promise<void>;
isBanned: () => boolean;
}
const AuthContext = createContext<AuthContextType | undefined>(undefined);
export function AuthProvider({ children }: { children: React.ReactNode }) {
const [user, setUser] = useState<User | null>(null);
const [isLoading, setIsLoading] = useState(true);
const [authError, setAuthError] = useState<boolean>(false);
// Deprecated: needsAdminValidation and pendingToken no longer used
const router = useRouter();
const pathname = usePathname();
const { t } = useTranslation();
const { validateToken, scheduleTokenRefresh } = useTokenManager();
const isAuthenticated = !!user;
const isPublicPath = useMemo(() => {
const exactRoutes = [ROUTES.HOME, ROUTES.LOGIN, ROUTES.DEMO, ROUTES.REDEEM, '/forgot-password', '/reset-password', '/banned'];
const prefixRoutes = [ROUTES.DEMO, ROUTES.REDEEM];
if (!pathname) {
return false;
}
// Use safer comparison to avoid TypeScript literal union mismatch
return (
exactRoutes.some((r) => r === pathname) ||
prefixRoutes.some((prefix) => pathname === prefix || pathname.startsWith(`${prefix}/`))
);
}, [pathname]);
// Initialize auth state on mount
useEffect(() => {
const initAuth = async () => {
try {
// Perform auth health check first
const isHealthy = authCleanup.performHealthCheck();
if (!isHealthy) {
setAuthError(true);
setIsLoading(false);
return;
}
const storedUser = authService.getStoredUser();
const hasToken = authService.isAuthenticated();
if (storedUser && hasToken && !authError) {
const isTokenValid = await validateToken();
if (isTokenValid) {
const userWithDefaults: User = {
...storedUser,
active: storedUser.active ?? true,
created_at: storedUser.created_at ?? new Date().toISOString()};
setUser(userWithDefaults);
setAuthError(false);
// Ensure token is also in cookies for middleware
const token = typeof window !== 'undefined' ? localStorage.getItem('iptv_auth_token') : null;
if (token && typeof window !== 'undefined') {
document.cookie = `iptv_auth_token=${token}; path=/; max-age=${7 * 24 * 60 * 60}; SameSite=Lax`;
}
} else {
authService.clearStoredUser();
setAuthError(true);
if (!isPublicPath) {
setTimeout(() => {
router.push('/login');
}, 100);
}
}
} else {
setUser(null);
authService.clearStoredUser();
if (!isPublicPath) {
router.push('/login');
}
}
} catch {
authService.clearStoredUser();
setAuthError(true);
if (!isPublicPath) {
setTimeout(() => {
router.push('/login');
}, 100);
}
} finally {
setIsLoading(false);
}
};
initAuth();
}, [validateToken, authError, router, isPublicPath]);
const login = useCallback(async (credentials: LoginRequest) => {
setIsLoading(true);
try {
const result = await authService.login(credentials);
if (result.success) {
const { token, user: userData } = result.data;
// Normalize role for all users
const normalizedRoleStr = normalizeRole(String(userData.role) as any);
const normalizedUserData = {
...(userData as any),
role: normalizedRoleStr};
// Store auth data for all users (no special validation needed)
authService.setAuthToken(token);
authService.setStoredUser(normalizedUserData);
// Ensure cookie for middleware immediately after login
if (typeof window !== 'undefined') {
document.cookie = `iptv_auth_token=${token}; path=/; max-age=${7 * 24 * 60 * 60}; SameSite=Lax`;
}
// Schedule token refresh
scheduleTokenRefresh(token);
// Convert UserInfo to User format
const userWithDefaults: User = {
...(normalizedUserData as any),
active: (normalizedUserData as any).active ?? true,
created_at: new Date().toISOString(),
role: normalizedRoleStr};
setUser(userWithDefaults);
// Note: Do NOT redirect here - let the caller (login page) handle routing
// This prevents double navigation and weird refresh behavior
return {
success: true,
user: userData,
needsAdminValidation: false
};
} else {
const errorMessage = apiErrorMessage(result as unknown, 'Login failed');
const userFriendlyError = mapLoginErrorMessage(errorMessage, t);
return {
success: false,
error: userFriendlyError
};
}
} catch (error) {
console.error('AuthContext - Login error:', error);
return {
success: false,
error: t('common.networkErrorDescription')
};
} finally {
setIsLoading(false);
}
}, [scheduleTokenRefresh, router]);
// Deprecated: These validation functions are no longer needed
// Admin/Reseller validation is now handled automatically by the backend based on role
const logout = useCallback(async () => {
setIsLoading(true);
try {
await authService.logout();
} catch {
// Logout API error handled silently
} finally {
setUser(null);
setAuthError(false);
authService.clearStoredUser();
authCleanup.clearAllAuthData();
setUser(null);
setIsLoading(false);
try {
router.replace('/login');
} catch {
// Fallback to hard reload
}
if (typeof window !== 'undefined') {
window.location.href = '/login';
}
}
}, []);
const refreshUser = useCallback(async () => {
try {
const storedUser = authService.getStoredUser();
if (storedUser) {
const userWithDefaults: User = {
...storedUser,
active: storedUser.active ?? true,
created_at: storedUser.created_at ?? new Date().toISOString()};
setUser(userWithDefaults);
}
} catch {
// Error refreshing user handled silently
}
}, []);
// Role checking functions
const hasRole = useCallback((role: UserRole): boolean => {
return user?.role === role;
}, [user]);
const hasAnyRole = useCallback((roles: UserRole[]): boolean => {
return user ? roles.includes(user.role) : false;
}, [user]);
const canAccessAdminRoutes = useCallback((): boolean => {
return user?.role === UserRole.ADMIN;
}, [user]);
const canAccessResellerRoutes = useCallback((): boolean => {
return user?.role === UserRole.ADMIN || user?.role === UserRole.RESELLER;
}, [user]);
const canManageUsers = useCallback((): boolean => {
return user?.role === UserRole.ADMIN || user?.role === UserRole.RESELLER;
}, [user]);
const canManageContent = useCallback((): boolean => {
return user?.role === UserRole.ADMIN || user?.role === UserRole.RESELLER;
}, [user]);
const isBanned = useCallback((): boolean => {
return user ? !user.active : false;
}, [user]);
const value: AuthContextType = {
user,
isAuthenticated,
isLoading,
needsAdminValidation: false, // Deprecated, always false
pendingToken: null, // Deprecated, always null
login,
logout,
hasRole,
hasAnyRole,
canAccessAdminRoutes,
canAccessResellerRoutes,
canManageUsers,
canManageContent,
refreshUser,
isBanned};
return (
<AuthContext.Provider value={value}>
{children}
</AuthContext.Provider>
);
}
export function useAuth(): AuthContextType {
const context = useContext(AuthContext);
if (context === undefined) {
throw new Error('useAuth must be used within an AuthProvider');
}
return context;
}
// HOC for protected routes
export function withAuth<P extends object>(
Component: React.ComponentType<P>,
requiredRoles?: UserRole[]
) {
return function AuthenticatedComponent(props: P) {
const { isAuthenticated, isLoading, user, hasAnyRole } = useAuth();
const router = useRouter();
useEffect(() => {
if (!isLoading) {
if (!isAuthenticated) {
router.push('/login');
return;
}
if (requiredRoles && user && !hasAnyRole(requiredRoles)) {
// Redirect to appropriate dashboard based on user role
const defaultRoute = getDefaultRoute(user.role);
router.push(defaultRoute);
return;
}
}
}, [isAuthenticated, isLoading, user, hasAnyRole, router]);
if (isLoading) {
return (
<div className="min-h-screen flex items-center justify-center">
<div className="animate-spin rounded-full h-32 w-32 border-b-2 border-gray-900"></div>
</div>
);
}
if (!isAuthenticated) {
return null; // Will redirect in useEffect
}
if (requiredRoles && user && !hasAnyRole(requiredRoles)) {
return null; // Will redirect in useEffect
}
return <Component {...props} />;
};
}
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