leggen/frontend/src/components/NotificationsSkeleton.tsx

import { Skeleton } from "./ui/skeleton";
import { Card, CardContent, CardHeader } from "./ui/card";

export default function NotificationsSkeleton() {
  return (
    <div className="space-y-6">
      {/* Test Notification Section Skeleton */}
      <Card>
        <CardHeader>
          <div className="flex items-center space-x-2">
            <Skeleton className="h-5 w-5" />
            <Skeleton className="h-6 w-36" />
          </div>
        </CardHeader>
        <CardContent>
          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
            <div className="space-y-2">
              <Skeleton className="h-4 w-16" />
              <Skeleton className="h-10 w-full" />
            </div>
            <div className="space-y-2">
              <Skeleton className="h-4 w-16" />
              <Skeleton className="h-10 w-full" />
            </div>
          </div>
          <div className="mt-4">
            <Skeleton className="h-10 w-48" />
          </div>
        </CardContent>
      </Card>

      {/* Notification Services Skeleton */}
      <Card>
        <CardHeader>
          <div className="flex items-center space-x-2">
            <Skeleton className="h-5 w-5" />
            <Skeleton className="h-6 w-40" />
          </div>
          <Skeleton className="h-4 w-56" />
        </CardHeader>
        <CardContent className="p-0">
          <div className="divide-y divide-border">
            {Array.from({ length: 3 }).map((_, i) => (
              <div key={i} className="p-6">
                <div className="flex items-center justify-between">
                  <div className="flex items-center space-x-4">
                    <Skeleton className="h-12 w-12 rounded-full" />
                    <div className="space-y-2">
                      <Skeleton className="h-5 w-24" />
                      <div className="flex items-center space-x-2">
                        <Skeleton className="h-5 w-16" />
                        <Skeleton className="h-5 w-20" />
                      </div>
                    </div>
                  </div>
                  <Skeleton className="h-8 w-8" />
                </div>
              </div>
            ))}
          </div>
        </CardContent>
      </Card>

      {/* Notification Settings Skeleton */}
      <Card>
        <CardHeader>
          <div className="flex items-center space-x-2">
            <Skeleton className="h-5 w-5" />
            <Skeleton className="h-6 w-40" />
          </div>
        </CardHeader>
        <CardContent>
          <div className="space-y-4">
            <div className="space-y-2">
              <Skeleton className="h-4 w-16" />
              <div className="bg-muted rounded-md p-4">
                <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
                  <div className="space-y-2">
                    <Skeleton className="h-3 w-32" />
                    <Skeleton className="h-4 w-24" />
                  </div>
                  <div className="space-y-2">
                    <Skeleton className="h-3 w-28" />
                    <Skeleton className="h-4 w-20" />
                  </div>
                </div>
              </div>
            </div>
            <Skeleton className="h-12 w-full" />
          </div>
        </CardContent>
      </Card>
    </div>
  );
}