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import { useEffect, useMemo, Suspense, lazy } from 'react';
import { useAuth } from '@/contexts/AuthContext';
import { useSearchParams, useRouter } from 'next/navigation';
import { useBannedRedirect } from '@/hooks/useBannedRedirect';
import { Loader2 } from 'lucide-react';
import { AdminRoute } from '@/components/auth/ProtectedRoute';
import AdminLayout from '@/components/layout/AdminLayout';
import { useTranslation } from 'react-i18next';
// Lazy load heavy components
const AdminOverview = lazy(() => import('@/components/admin/AdminOverview'));
const ResellerManagement = lazy(() => import('@/components/admin/ResellerManagement'));
const AdminEndUserManagement = lazy(() => import('@/components/admin/EndUserManagement'));
const ContentManagement = lazy(() => import('@/components/admin/ContentManagement'));
const GiftCodesManagement = lazy(() => import('@/components/admin/GiftCodesManagement'));
const DemosManagement = lazy(() => import('@/components/admin/DemosManagement'));
const SystemConfiguration = lazy(() => import('@/components/admin/SystemConfiguration'));
const CreditsPricingConfig = lazy(() => import('@/components/admin/CreditsPricingConfig'));
const SettingsPage = lazy(() => import('@/components/admin/SettingsPage'));
const DeviceManagementInterface = lazy(() => import('@/components/device/DeviceManagementInterface'));
const ActivityLogs = lazy(() => import('@/components/admin/ActivityLogs'));
const TicketManagement = lazy(() => import('@/components/admin/TicketManagement'));
const SecurityPanel = lazy(() => import('@/components/admin/SecurityPanel'));
const MasterApiKeyManagement = lazy(() => import('@/components/admin/MasterApiKeyManagement'));
const EpgManagement = lazy(() => import('@/components/admin/EpgManagement'));
const MediaScannerSimple = lazy(() => import('@/components/admin/MediaScannerSimple'));
const BillingDashboard = lazy(() => import('@/components/admin/BillingDashboard'));
const EmailSettings = lazy(() => import('@/components/admin/EmailSettings'));
const AppVersionsManagement = lazy(() => import('@/components/admin/AppVersionsManagement'));
// Loading fallback component
function TabLoadingFallback() {
const { t } = useTranslation();
return (
<div className="flex items-center justify-center py-20">
<div className="text-center">
<Loader2 className="h-8 w-8 animate-spin text-blue-500 mx-auto mb-4" />
<p className="text-slate-400">{t('common.loading')}</p>
</div>
</div>
);
}
function AdminDashboardContent() {
const { user, isAuthenticated, isLoading } = useAuth();
const searchParams = useSearchParams();
const router = useRouter();
const activeTab = searchParams?.get('tab') ?? 'overview';
const { t } = useTranslation();
// Redirect banned users
useBannedRedirect();
// Redirect to login if not authenticated (after loading completes)
useEffect(() => {
if (!isLoading && !isAuthenticated) {
router.replace('/login?redirect=/admin');
}
}, [isLoading, isAuthenticated, router]);
const breadcrumbMap: Record<string, { label: string; href?: string }[]> = useMemo(() => ({
overview: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.overview') }],
resellers: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.resellers') }],
users: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.users') }],
demos: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.demos') }],
content: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.content') }],
'media-scanner': [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.media-scanner') }],
'gift-codes': [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.gift-codes') }],
devices: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.devices') }],
tickets: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.tickets') }],
logs: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.logs') }],
security: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.security') }],
'master-keys': [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.master-keys') }],
billing: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.billing') }],
email: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.email') }],
'app-versions': [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.app-versions') }],
settings: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.settings') }],
epg: [{ label: t('breadcrumb.admin'), href: '/admin' }, { label: t('sidebar.epg') }]
}), [t]);
const isReady = !isLoading && isAuthenticated && user?.role === 'admin';
// Early returns to prevent re-rendering
if (isLoading) {
return (
<div className="min-h-screen flex items-center justify-center">
<div className="text-lg text-foreground">{t('common.loading')}</div>
</div>
);
}
if (!isAuthenticated) {
// Will redirect via useEffect, show loading in the meantime
return (
<div className="min-h-screen flex items-center justify-center">
<Loader2 className="h-8 w-8 animate-spin text-blue-500" />
</div>
);
}
if (user?.role !== 'admin') {
return (
<div className="min-h-screen flex items-center justify-center">
<div className="text-lg text-destructive">{t('admin.dashboard.accessDenied')}</div>
</div>
);
}
if (!isReady) {
return (
<div className="min-h-screen flex items-center justify-center">
<div className="text-lg text-foreground">{t('admin.dashboard.preparing')}</div>
</div>
);
}
return (
<AdminRoute>
<AdminLayout breadcrumbs={breadcrumbMap[activeTab] ?? [{ label: t('breadcrumb.admin'), href: '/admin' }]}>
<Suspense fallback={<TabLoadingFallback />}>
{activeTab === 'overview' && <AdminOverview />}
{activeTab === 'resellers' && <ResellerManagement />}
{activeTab === 'users' && <AdminEndUserManagement />}
{activeTab === 'content' && <ContentManagement />}
{activeTab === 'media-scanner' && <MediaScannerSimple />}
{activeTab === 'demos' && <DemosManagement />}
{activeTab === 'devices' && <DeviceManagementInterface />}
{activeTab === 'tickets' && <TicketManagement />}
{activeTab === 'logs' && <ActivityLogs />}
{activeTab === 'security' && <SecurityPanel />}
{activeTab === 'master-keys' && <MasterApiKeyManagement />}
{activeTab === 'billing' && <BillingDashboard />}
{activeTab === 'email' && <EmailSettings />}
{activeTab === 'settings' && <SettingsPage />}
{activeTab === 'epg' && <EpgManagement />}
{activeTab === 'gift-codes' && <GiftCodesManagement />}
{activeTab === 'app-versions' && <AppVersionsManagement />}
</Suspense>
</AdminLayout>
</AdminRoute>
);
}
export default function AdminDashboard() {
const { t } = useTranslation();
return (
<Suspense fallback={<div className="min-h-screen flex items-center justify-center">{t('common.loading')}</div>}>
<AdminDashboardContent />
</Suspense>
);
}
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