echecsfrance/app/[lang]/components/ThemeSwitcher.tsx

"use client";

import { useEffect, useState } from "react";

import useDarkMode from "@/hooks/useDarkMode";

const ThemeSwitcher = () => {
  const [mounted, setMounted] = useState(false);
  const [colorTheme, setTheme] = useDarkMode();

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

  if (!mounted) return null;

  return (
    <div className="cursor-pointer">
      {colorTheme === "light" ? (
        <div data-test="toggle-dark" onClick={() => setTheme("light")}>
          <svg
            xmlns="http://www.w3.org/2000/svg"
            viewBox="0 0 24 24"
            fill="currentColor"
            className="inline-block h-4 w-4"
          >
            <path
              fill-rule="evenodd"
              d="M9.528 1.718a.75.75 0 01.162.819A8.97 8.97 0 009 6a9 9 0 009 9 8.97 8.97 0 003.463-.69.75.75 0 01.981.98 10.503 10.503 0 01-9.694 6.46c-5.799 0-10.5-4.701-10.5-10.5 0-4.368 2.667-8.112 6.46-9.694a.75.75 0 01.818.162z"
              clip-rule="evenodd"
            />
          </svg>
        </div>
      ) : (
        <div data-test="toggle" onClick={() => setTheme("dark")}>
          <svg
            xmlns="http://www.w3.org/2000/svg"
            viewBox="0 0 24 24"
            fill="currentColor"
            className="inline-block h-4 w-4"
          >
            <path d="M12 2.25a.75.75 0 01.75.75v2.25a.75.75 0 01-1.5 0V3a.75.75 0 01.75-.75zM7.5 12a4.5 4.5 0 119 0 4.5 4.5 0 01-9 0zM18.894 6.166a.75.75 0 00-1.06-1.06l-1.591 1.59a.75.75 0 101.06 1.061l1.591-1.59zM21.75 12a.75.75 0 01-.75.75h-2.25a.75.75 0 010-1.5H21a.75.75 0 01.75.75zM17.834 18.894a.75.75 0 001.06-1.06l-1.59-1.591a.75.75 0 10-1.061 1.06l1.59 1.591zM12 18a.75.75 0 01.75.75V21a.75.75 0 01-1.5 0v-2.25A.75.75 0 0112 18zM7.758 17.303a.75.75 0 00-1.061-1.06l-1.591 1.59a.75.75 0 001.06 1.061l1.591-1.59zM6 12a.75.75 0 01-.75.75H3a.75.75 0 010-1.5h2.25A.75.75 0 016 12zM6.697 7.757a.75.75 0 001.06-1.06l-1.59-1.591a.75.75 0 00-1.061 1.06l1.59 1.591z" />
          </svg>
        </div>
      )}
    </div>
  );
};

export default ThemeSwitcher;