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import { useTranslation } from 'react-i18next';
import useLoadNamespace from '@/hooks/useLoadNamespace';
import React from 'react';
import { useQuery } from '@tanstack/react-query';
import {
Dialog,
DialogContent,
DialogDescription,
DialogHeader,
DialogTitle} from '@/components/ui/dialog';
import { Badge } from '@/components/ui/badge';
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
import { Separator } from '@/components/ui/separator';
import {
Users,
Calendar,
Smartphone,
CreditCard,
User,
Clock,
Shield
} from 'lucide-react';
import { userService } from '@/services';
import { User as UserType } from '@/types';
import { extractErrorMessage } from '@/lib/error-message';
interface ViewResellerUsersDialogProps {
open: boolean;
onOpenChange: (open: boolean) => void;
reseller: UserType | null;
}
export default function ViewResellerUsersDialog({
open,
onOpenChange,
reseller
}: ViewResellerUsersDialogProps) {
useLoadNamespace('admin/resellerManagement');
const { t } = useTranslation('admin/resellerManagement');
// Fetch end users created by this reseller
const { data: endUsers, isLoading, error } = useQuery({
queryKey: ['reseller-end-users', reseller?.id],
queryFn: async () => {
if (!reseller?.id) return [];
const result = await userService.getResellerEndUsers(reseller.id);
if (result.success) {
return result.data;
}
throw new Error(extractErrorMessage(result.error, t('common.serverError')));
},
enabled: !!reseller?.id && open});
const formatDate = (dateString: string) => {
return new Date(dateString).toLocaleDateString('en-US', {
year: 'numeric',
month: 'short',
day: 'numeric'
});
};
const getStatusBadge = (isActive: boolean) => {
return (
<Badge variant={isActive ? 'default' : 'destructive'}>
{isActive ? t('resellerManagement.viewUsersDialog.active') : t('resellerManagement.viewUsersDialog.inactive')}
</Badge>
);
};
const calculateCreditCost = (maxDevices: number) => {
let cost = 1.0; // Base cost
if (maxDevices > 3) {
const extraDevices = maxDevices - 3;
cost = 1.0 + (extraDevices * 0.25);
}
return cost;
};
const totalCreditCost = endUsers?.reduce((total, user) => {
return total + calculateCreditCost(user.max_devices);
}, 0) || 0;
return (
<Dialog open={open} onOpenChange={onOpenChange}>
<DialogContent className="max-w-4xl max-h-[80vh]">
<DialogHeader>
<DialogTitle className="flex items-center gap-2">
<Users className="h-5 w-5" />
{t('resellerManagement.viewUsersDialog.title', { username: reseller?.username })}
</DialogTitle>
<DialogDescription>
{t('resellerManagement.viewUsersDialog.description')}
</DialogDescription>
</DialogHeader>
<div className="space-y-4">
{/* Summary Cards */}
<div className="grid grid-cols-1 md:grid-cols-3 gap-4">
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('resellerManagement.viewUsersDialog.totalUsers')}</CardTitle>
<User className="h-4 w-4 text-muted-foreground" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">{endUsers?.length || 0}</div>
<p className="text-xs text-muted-foreground">
{t('resellerManagement.viewUsersDialog.subtitle')}
</p>
</CardContent>
</Card>
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('resellerManagement.viewUsersDialog.totalDevices')}</CardTitle>
<Smartphone className="h-4 w-4 text-muted-foreground" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">
{endUsers?.reduce((total, user) => total + user.max_devices, 0) || 0}
</div>
<p className="text-xs text-muted-foreground">
{t('resellerManagement.viewUsersDialog.totalDevicesSubtitle')}
</p>
</CardContent>
</Card>
<Card>
<CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
<CardTitle className="text-sm font-medium">{t('resellerManagement.viewUsersDialog.creditCost')}</CardTitle>
<CreditCard className="h-4 w-4 text-muted-foreground" />
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">{totalCreditCost.toFixed(2)}</div>
<p className="text-xs text-muted-foreground">
{t('resellerManagement.viewUsersDialog.creditCostSubtitle')}
</p>
</CardContent>
</Card>
</div>
<Separator />
{/* Users List */}
<div className="space-y-2">
<h4 className="text-sm font-medium">{t('resellerManagement.viewUsersDialog.sectionTitle')}</h4>
{isLoading ? (
<div className="space-y-2">
{[1, 2, 3].map((i) => (
<div key={i} className="animate-pulse">
<div className="h-20 bg-gray-200 rounded"></div>
</div>
))}
</div>
) : error ? (
<div className="text-center py-8">
<p className="text-sm text-muted-foreground">
Error loading users: {error.message}
</p>
</div>
) : !endUsers || endUsers.length === 0 ? (
<div className="text-center py-8">
<Users className="h-12 w-12 text-muted-foreground mx-auto mb-4" />
<p className="text-sm text-muted-foreground">
{t('resellerManagement.viewUsersDialog.empty')}
</p>
</div>
) : (
<div className="max-h-[300px] overflow-y-auto pr-4">
<div className="space-y-3">
{endUsers.map((user) => (
<Card key={user.id} className="p-4">
<div className="flex items-start justify-between">
<div className="space-y-2">
<div className="flex items-center gap-2">
<h5 className="font-medium">{user.username}</h5>
{getStatusBadge(user.active)}
</div>
<div className="grid grid-cols-2 md:grid-cols-4 gap-4 text-sm text-muted-foreground">
<div className="flex items-center gap-1">
<Smartphone className="h-3 w-3" />
<span>{user.max_devices} {t('resellerManagement.viewUsersDialog.devices')}</span>
</div>
<div className="flex items-center gap-1">
<CreditCard className="h-3 w-3" />
<span>{calculateCreditCost(user.max_devices).toFixed(2)} {t('resellerManagement.viewUsersDialog.credits')}</span>
</div>
<div className="flex items-center gap-1">
<Calendar className="h-3 w-3" />
<span>{t('resellerManagement.viewUsersDialog.expires')}: {user.expires_at ? formatDate(user.expires_at) : t('resellerManagement.viewUsersDialog.never')}</span>
</div>
<div className="flex items-center gap-1">
<Clock className="h-3 w-3" />
<span>{t('resellerManagement.viewUsersDialog.created')}: {formatDate(user.created_at)}</span>
</div>
</div>
</div>
<div className="text-right">
<Badge variant="outline" className="text-xs">
ID: {user.id}
</Badge>
</div>
</div>
</Card>
))}
</div>
</div>
)}
</div>
{/* Transfer Warning */}
{endUsers && endUsers.length > 0 && (
<div className="bg-amber-50 border border-amber-200 rounded-lg p-4">
<div className="flex items-start gap-2">
<Shield className="h-5 w-5 text-amber-600 mt-0.5" />
<div>
<h5 className="font-medium text-amber-800">{t('resellerManagement.viewUsersDialog.transferNotice.title')}</h5>
<p className="text-sm text-amber-700 mt-1">
{t('resellerManagement.viewUsersDialog.transferNotice.description', { count: endUsers.length })}
</p>
</div>
</div>
</div>
)}
</div>
</DialogContent>
</Dialog>
);
}
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