"use client";

import { useTheme } from "next-themes";
import { useEffect, useState } from "react";

export function DarkModeToggle() {
  const { theme, setTheme } = useTheme();
  const [mounted, setMounted] = useState(false);

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

  if (!mounted) {
    return <div className="w-9 h-9" />;
  }

  const isDark = theme === "dark";

  return (
    <button
      onClick={() => setTheme(isDark ? "light" : "dark")}
      className="p-2 rounded-lg bg-gray-200 dark:bg-gray-800 hover:bg-gray-300 dark:hover:bg-gray-700 transition-colors"
      aria-label={isDark ? "Switch to light mode" : "Switch to dark mode"}
    >
      {isDark ? (
        <svg className="w-5 h-5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 3v1m0 16v1m9-9h-1M4 12H3m15.364 6.364l-.707-.707M6.343 6.343l-.707-.707m12.728 0l-.707.707M6.343 17.657l-.707.707M16 12a4 4 0 11-8 0 4 4 0 018 0z" />
        </svg>
      ) : (
        <svg className="w-5 h-5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M20.354 15.354A9 9 0 018.646 3.646 9.003 9.003 0 0012 21a9.003 9.003 0 008.354-5.646z" />
        </svg>
      )}
    </button>
  );
}
