'use client';

import { motion } from 'framer-motion';
import { Network, Server, ArrowRight, ArrowLeft } from 'lucide-react';

export default function UDPHolePunchingDiagram() {
  return (
    <div className="bg-gray-50 dark:bg-gray-800 rounded-lg p-8 border border-gray-200 dark:border-gray-700">
      <div className="grid grid-cols-1 md:grid-cols-3 gap-8 items-center">
        {/* Peer A */}
        <motion.div
          initial={{ opacity: 0, x: -20 }}
          whileInView={{ opacity: 1, x: 0 }}
          viewport={{ once: true }}
          className="text-center"
        >
          <div className="bg-blue-100 dark:bg-blue-900 p-6 rounded-lg mb-4">
            <Network className="h-12 w-12 text-blue-600 dark:text-blue-400 mx-auto mb-2" />
            <h3 className="font-semibold text-gray-900 dark:text-white">Peer A</h3>
            <p className="text-sm text-gray-600 dark:text-gray-400">Behind NAT</p>
          </div>
          <div className="text-sm text-gray-600 dark:text-gray-400">
            <p>Private IP: 192.168.1.10</p>
            <p>Public: 203.0.113.1:5000</p>
          </div>
        </motion.div>

        {/* Rendezvous Server */}
        <motion.div
          initial={{ opacity: 0, y: 20 }}
          whileInView={{ opacity: 1, y: 0 }}
          viewport={{ once: true }}
          transition={{ delay: 0.2 }}
          className="text-center"
        >
          <div className="bg-purple-100 dark:bg-purple-900 p-6 rounded-lg mb-4">
            <Server className="h-12 w-12 text-purple-600 dark:text-purple-400 mx-auto mb-2" />
            <h3 className="font-semibold text-gray-900 dark:text-white">Rendezvous</h3>
            <p className="text-sm text-gray-600 dark:text-gray-400">Server</p>
          </div>
          <div className="space-y-2">
            <div className="flex items-center justify-center space-x-2 text-sm">
              <ArrowRight className="h-4 w-4 text-green-500" />
              <span className="text-gray-600 dark:text-gray-400">Exchange info</span>
            </div>
            <div className="flex items-center justify-center space-x-2 text-sm">
              <ArrowLeft className="h-4 w-4 text-green-500" />
              <span className="text-gray-600 dark:text-gray-400">Coordinate</span>
            </div>
          </div>
        </motion.div>

        {/* Peer B */}
        <motion.div
          initial={{ opacity: 0, x: 20 }}
          whileInView={{ opacity: 1, x: 0 }}
          viewport={{ once: true }}
          transition={{ delay: 0.4 }}
          className="text-center"
        >
          <div className="bg-green-100 dark:bg-green-900 p-6 rounded-lg mb-4">
            <Network className="h-12 w-12 text-green-600 dark:text-green-400 mx-auto mb-2" />
            <h3 className="font-semibold text-gray-900 dark:text-white">Peer B</h3>
            <p className="text-sm text-gray-600 dark:text-gray-400">Behind NAT</p>
          </div>
          <div className="text-sm text-gray-600 dark:text-gray-400">
            <p>Private IP: 10.0.0.5</p>
            <p>Public: 198.51.100.2:6000</p>
          </div>
        </motion.div>
      </div>

      <div className="mt-8 pt-8 border-t border-gray-200 dark:border-gray-700">
        <div className="text-center">
          <motion.div
            initial={{ opacity: 0 }}
            whileInView={{ opacity: 1 }}
            viewport={{ once: true }}
            transition={{ delay: 0.6 }}
            className="inline-flex items-center space-x-2 px-4 py-2 bg-green-100 dark:bg-green-900 rounded-lg"
          >
            <ArrowRight className="h-5 w-5 text-green-600 dark:text-green-400" />
            <span className="text-sm font-medium text-gray-900 dark:text-white">
              After hole-punching, peers connect directly
            </span>
          </motion.div>
        </div>
      </div>
    </div>
  );
}