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import React, { useState } from 'react';
import { useQuery } from '@tanstack/react-query';
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
import { Alert, AlertDescription } from '@/components/ui/alert';
import { Smartphone, Users, BarChart3, AlertTriangle } from 'lucide-react';
import { deviceService } from '@/services/device';
import ActiveDeviceList from './ActiveDeviceList';
import DeviceRemovalInterface from './DeviceRemovalInterface';
import DeviceLimitWarning from './DeviceLimitWarning';
import { useTranslation } from 'react-i18next';
import useLoadNamespace from '@/hooks/useLoadNamespace';
interface DeviceManagementInterfaceProps {
className?: string;
}
export default function DeviceManagementInterface({ className }: DeviceManagementInterfaceProps) {
const [activeTab, setActiveTab] = useState('overview');
// Load admin/devices namespace and use it exclusively to avoid raw dotted keys
useLoadNamespace('admin/devices');
const { t } = useTranslation('admin/devices');
// Fetch device statistics
const { data: deviceStats, isLoading: isStatsLoading, error: statsError } = useQuery({
queryKey: ['device-stats'],
queryFn: async () => {
const result = await deviceService.getDeviceStats();
if (result.success) {
return result.data;
}
throw new Error(result.error.details);
}});
// Fetch all devices for admin view
const { data: allDevicesData, isLoading: isDevicesLoading, error: devicesError } = useQuery({
queryKey: ['all-devices'],
queryFn: async () => {
const result = await deviceService.getAllDevices();
if (result.success) {
return result.data;
}
throw new Error(result.error.details);
}});
if (statsError || devicesError) {
return (
<Card className={className}>
<CardHeader>
<CardTitle className="flex items-center gap-2">
<Smartphone className="h-5 w-5" />
{t('devices.title')}
</CardTitle>
</CardHeader>
<CardContent>
<Alert variant="destructive">
<AlertTriangle className="h-4 w-4" />
<AlertDescription>
{t('devices.errors.loadFailed')}
</AlertDescription>
</Alert>
</CardContent>
</Card>
);
}
return (
<div className={className}>
<Card>
<CardHeader>
<CardTitle className="flex items-center gap-2">
<Smartphone className="h-5 w-5" />
{t('devices.title')}
</CardTitle>
<CardDescription>
{t('devices.description')}
</CardDescription>
</CardHeader>
<CardContent>
<Tabs value={activeTab} onValueChange={setActiveTab} className="space-y-6">
<TabsList className="grid w-full grid-cols-4">
<TabsTrigger value="overview" className="flex items-center gap-2">
<BarChart3 className="h-4 w-4" />
{t('devices.overviewTitle')}
</TabsTrigger>
<TabsTrigger value="active-devices" className="flex items-center gap-2">
<Smartphone className="h-4 w-4" />
{t('devices.activeDevices')}
</TabsTrigger>
<TabsTrigger value="device-removal" className="flex items-center gap-2">
<AlertTriangle className="h-4 w-4" />
{t('devices.deviceRemoval')}
</TabsTrigger>
<TabsTrigger value="warnings" className="flex items-center gap-2">
<AlertTriangle className="h-4 w-4" />
{t('devices.warnings')}
</TabsTrigger>
</TabsList>
{/* Overview Tab */}
<TabsContent value="overview" className="space-y-6">
<div className="grid gap-6 md:grid-cols-2 lg:grid-cols-4">
{/* Total Devices */}
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('devices.totalDevices')}</CardTitle>
<Smartphone className="h-4 w-4 text-muted-foreground" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.total_devices || 0}
</div>
<p className="text-xs text-muted-foreground">
{t('devices.registeredDevices')}
</p>
</CardContent>
</Card>
{/* Active Devices */}
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('devices.activeDevices')}</CardTitle>
<Smartphone className="h-4 w-4 text-green-600" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.active_devices || 0}
</div>
<p className="text-xs text-muted-foreground">
{t('devices.currentlyConnected')}
</p>
</CardContent>
</Card>
{/* Users with Devices */}
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('devices.usersWithDevices')}</CardTitle>
<Users className="h-4 w-4 text-muted-foreground" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.users_with_devices || 0}
</div>
<p className="text-xs text-muted-foreground">
{t('devices.activeUsers')}
</p>
</CardContent>
</Card>
{/* Device Limit Warnings */}
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('devices.limitWarnings')}</CardTitle>
<AlertTriangle className="h-4 w-4 text-yellow-600" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.users_at_limit || 0}
</div>
<p className="text-xs text-muted-foreground">
{t('devices.usersAtLimit')}
</p>
</CardContent>
</Card>
</div>
{/* Device Statistics Section */}
<Card>
<CardHeader>
<CardTitle className="flex items-center gap-2">
<BarChart3 className="h-5 w-5" />
{t('devices.deviceStatistics.title')}
</CardTitle>
<CardDescription>
{t('devices.statsDescription')}
</CardDescription>
</CardHeader>
<CardContent className="space-y-6">
{/* Summary Metrics */}
<div className="grid gap-4 md:grid-cols-2 lg:grid-cols-4">
<div className="p-4 border rounded-lg">
<div className="flex items-center gap-2 mb-2">
<BarChart3 className="h-4 w-4 text-blue-600" />
<span className="text-sm font-medium">{t('devices.avgDevicesPerUser')}</span>
</div>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.avg_devices_per_user?.toFixed(1) || '0'}
</div>
</div>
<div className="p-4 border rounded-lg">
<div className="flex items-center gap-2 mb-2">
<AlertTriangle className="h-4 w-4 text-red-600" />
<span className="text-sm font-medium">{t('devices.usersAtLimit')}</span>
</div>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.users_at_limit || 0}
</div>
</div>
<div className="p-4 border rounded-lg">
<div className="flex items-center gap-2 mb-2">
<Smartphone className="h-4 w-4 text-green-600" />
<span className="text-sm font-medium">{t('devices.totalCapacity')}</span>
</div>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : deviceStats?.total_capacity || 0}
</div>
</div>
<div className="p-4 border rounded-lg">
<div className="flex items-center gap-2 mb-2">
<BarChart3 className="h-4 w-4 text-purple-600" />
<span className="text-sm font-medium">{t('devices.utilization')}</span>
</div>
<div className="text-2xl font-bold">
{isStatsLoading ? '...' : `${deviceStats?.utilization || 0}%`}
</div>
</div>
</div>
{/* Device Usage by User */}
<div>
<h3 className="text-lg font-medium mb-4">{t('devices.usageByUserTitle')}</h3>
{!deviceStats?.devices_by_user || deviceStats.devices_by_user.length === 0 ? (
<div className="text-center py-8">
<Users className="h-12 w-12 text-gray-400 mx-auto mb-4" />
<h3 className="text-lg font-medium text-gray-900 mb-2">
{t('devices.deviceUsageByUser.none')}
</h3>
<p className="text-gray-500">
{t('devices.usageByUserDescription')}
</p>
</div>
) : (
<div className="space-y-2">
{deviceStats.devices_by_user.map((user) => (
<div key={user.user_id} className="flex items-center justify-between p-3 border rounded-lg">
<div className="flex items-center gap-2">
<Users className="h-4 w-4 text-muted-foreground" />
<span className="font-medium">{user.username}</span>
</div>
<div className="flex items-center gap-4">
<span className="text-sm text-muted-foreground">
{t('devices.overview.deviceCount', { count: user.device_count, max: user.max_devices })}
</span>
<div className="w-24 bg-gray-200 rounded-full h-2">
<div
className="bg-blue-600 h-2 rounded-full"
style={{ width: `${Math.min((user.device_count / user.max_devices) * 100, 100)}%` }}
></div>
</div>
</div>
</div>
))}
</div>
)}
</div>
{/* Usage Distribution */}
<div>
<h3 className="text-lg font-medium mb-4">{t('devices.usageDistribution')}</h3>
<div className="grid gap-4 md:grid-cols-2">
<div>
<h4 className="text-sm font-medium mb-2">{t('devices.byUsageLevel')}</h4>
<div className="space-y-2">
<div className="flex items-center justify-between">
<div className="flex items-center gap-2">
<div className="w-3 h-3 bg-green-500 rounded-full"></div>
<span className="text-sm">{t('devices.lowUsage')}</span>
</div>
<span className="text-sm font-medium">0</span>
</div>
</div>
</div>
<div>
<h4 className="text-sm font-medium mb-2">{t('devices.systemHealth.title')}</h4>
<div className="space-y-2">
<div className="flex items-center justify-between">
<span className="text-sm">{t('devices.activeDevices')}</span>
<span className="text-sm font-medium">{deviceStats?.active_devices || 0}</span>
</div>
</div>
</div>
</div>
</div>
</CardContent>
</Card>
</TabsContent>
{/* Active Devices Tab */}
<TabsContent value="active-devices">
<ActiveDeviceList
devicesData={allDevicesData}
isLoading={isDevicesLoading}
/>
</TabsContent>
{/* Device Removal Tab */}
<TabsContent value="device-removal">
<DeviceRemovalInterface
devicesData={allDevicesData}
isLoading={isDevicesLoading}
/>
</TabsContent>
{/* Warnings Tab */}
<TabsContent value="warnings">
<DeviceLimitWarning
deviceStats={deviceStats}
isLoading={isStatsLoading}
/>
</TabsContent>
</Tabs>
</CardContent>
</Card>
</div>
);
}
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