'use client';

import Link from 'next/link';
import { useState } from 'react';

export function AppHeader() {
  const [searchQuery, setSearchQuery] = useState('');

  return (
    <header className="fixed top-0 left-0 right-0 h-16 bg-white border-b border-gray-200 z-50">
      <div className="flex items-center justify-between h-full px-6">
        {/* Logo & Title */}
        <Link href="/" className="flex items-center gap-3 hover:opacity-80 transition-opacity">
          <svg className="w-8 h-8 text-blue-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M3 8l7.89 5.26a2 2 0 002.22 0L21 8M5 19h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z" />
          </svg>
          <h1 className="text-xl font-semibold text-gray-800">Mail S3 Admin</h1>
        </Link>

        {/* Search Bar (global) */}
        <div className="flex-1 max-w-2xl mx-8">
          <div className="relative">
            <input
              type="search"
              placeholder="E-Mails durchsuchen..."
              value={searchQuery}
              onChange={(e) => setSearchQuery(e.target.value)}
              className="w-full pl-10 pr-4 py-2 bg-gray-100 rounded-lg focus:bg-white focus:ring-2 focus:ring-blue-500 focus:outline-none transition-all"
            />
            <svg className="absolute left-3 top-2.5 w-5 h-5 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z" />
            </svg>
          </div>
        </div>

        {/* User Actions */}
        <div className="flex items-center gap-4">
          <button
            className="p-2 hover:bg-gray-100 rounded-full transition-colors"
            title="Settings"
          >
            <svg className="w-5 h-5 text-gray-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z" />
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M15 12a3 3 0 11-6 0 3 3 0 016 0z" />
            </svg>
          </button>
          <button
            className="p-2 hover:bg-gray-100 rounded-full transition-colors"
            title="Help"
          >
            <svg className="w-5 h-5 text-gray-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M8.228 9c.549-1.165 2.03-2 3.772-2 2.21 0 4 1.343 4 3 0 1.4-1.278 2.575-3.006 2.907-.542.104-.994.54-.994 1.093m0 3h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
            </svg>
          </button>
          <div className="w-8 h-8 bg-blue-600 rounded-full flex items-center justify-center text-white font-medium text-sm">
            A
          </div>
        </div>
      </div>
    </header>
  );
}