"use client";

import { useState, useEffect } from 'react';
import { motion, AnimatePresence } from 'framer-motion';
import { Menu, X, Github, Linkedin, Mail } from 'lucide-react';
import Link from 'next/link';

const Header = () => {
  const [isOpen, setIsOpen] = useState(false);
  const [scrolled, setScrolled] = useState(false);
  const [mounted, setMounted] = useState(false);

  useEffect(() => {
    setMounted(true);
  }, []);

  useEffect(() => {
    const handleScroll = () => {
      setScrolled(window.scrollY > 50);
    };

    window.addEventListener('scroll', handleScroll);
    return () => window.removeEventListener('scroll', handleScroll);
  }, []);

  const navItems = [
    { name: 'Home', href: '/' },
    { name: 'Projects', href: '/projects' },
    { name: 'About', href: '#about' },
    { name: 'Contact', href: '#contact' },
  ];

  const socialLinks = [
    { icon: Github, href: 'https://github.com/Denshooter', label: 'GitHub' },
    { icon: Linkedin, href: 'https://linkedin.com/in/dkonkol', label: 'LinkedIn' },
    { icon: Mail, href: 'mailto:contact@dki.one', label: 'Email' },
  ];

  if (!mounted) {
    return null;
  }

  return (
    <>
      <div className="particles">
        {[...Array(20)].map((_, i) => (
          <div
            key={i}
            className="particle"
            style={{
              left: `${(i * 5.5) % 100}%`,
              animationDelay: `${(i * 0.8) % 20}s`,
              animationDuration: `${20 + (i * 0.4) % 10}s`,
            }}
          />
        ))}
      </div>

      <motion.header
        initial={{ y: -100 }}
        animate={{ y: 0 }}
        transition={{ duration: 0.8, ease: "easeOut" }}
        className={`fixed top-0 left-0 right-0 z-50 transition-all duration-300 ${
          scrolled ? 'glass' : 'bg-transparent'
        }`}
      >
        <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
          <div className="flex justify-between items-center h-16">
            <motion.div
              whileHover={{ scale: 1.05 }}
              className="flex items-center space-x-2"
            >
              <Link href="/" className="text-2xl font-bold gradient-text">
                DK
              </Link>
            </motion.div>

            <nav className="hidden md:flex items-center space-x-8">
              {navItems.map((item) => (
                <motion.div
                  key={item.name}
                  whileHover={{ y: -2 }}
                  whileTap={{ scale: 0.95 }}
                >
                  <Link
                    href={item.href}
                    className="text-gray-300 hover:text-white transition-colors duration-200 font-medium relative group"
                  >
                    {item.name}
                    <span className="absolute -bottom-1 left-0 w-0 h-0.5 bg-gradient-to-r from-blue-500 to-purple-500 transition-all duration-300 group-hover:w-full"></span>
                  </Link>
                </motion.div>
              ))}
            </nav>

            <div className="hidden md:flex items-center space-x-4">
              {socialLinks.map((social) => (
                <motion.a
                  key={social.label}
                  href={social.href}
                  target="_blank"
                  rel="noopener noreferrer"
                  whileHover={{ scale: 1.1, y: -2 }}
                  whileTap={{ scale: 0.95 }}
                  className="p-2 rounded-lg bg-gray-800/50 hover:bg-gray-700/50 transition-colors duration-200 text-gray-300 hover:text-white"
                >
                  <social.icon size={20} />
                </motion.a>
              ))}
            </div>

            <motion.button
              whileTap={{ scale: 0.95 }}
              onClick={() => setIsOpen(!isOpen)}
              className="md:hidden p-2 rounded-lg bg-gray-800/50 hover:bg-gray-700/50 transition-colors duration-200 text-gray-300 hover:text-white"
            >
              {isOpen ? <X size={24} /> : <Menu size={24} />}
            </motion.button>
          </div>
        </div>

        <AnimatePresence>
          {isOpen && (
            <motion.div
              initial={{ opacity: 0, height: 0 }}
              animate={{ opacity: 1, height: 'auto' }}
              exit={{ opacity: 0, height: 0 }}
              transition={{ duration: 0.3 }}
              className="md:hidden glass"
            >
              <div className="px-4 py-6 space-y-4">
                {navItems.map((item) => (
                  <motion.div
                    key={item.name}
                    initial={{ x: -20, opacity: 0 }}
                    animate={{ x: 0, opacity: 1 }}
                    transition={{ delay: navItems.indexOf(item) * 0.1 }}
                  >
                    <Link
                      href={item.href}
                      onClick={() => setIsOpen(false)}
                      className="block text-gray-300 hover:text-white transition-colors duration-200 font-medium py-2"
                    >
                      {item.name}
                    </Link>
                  </motion.div>
                ))}
                
                <div className="pt-4 border-t border-gray-700">
                  <div className="flex space-x-4">
                    {socialLinks.map((social) => (
                      <motion.a
                        key={social.label}
                        href={social.href}
                        target="_blank"
                        rel="noopener noreferrer"
                        whileHover={{ scale: 1.1 }}
                        whileTap={{ scale: 0.95 }}
                        className="p-3 rounded-lg bg-gray-800/50 hover:bg-gray-700/50 transition-colors duration-200 text-gray-300 hover:text-white"
                      >
                        <social.icon size={20} />
                      </motion.a>
                    ))}
                  </div>
                </div>
              </div>
            </motion.div>
          )}
        </AnimatePresence>
      </motion.header>
    </>
  );
};

export default Header;