svrjs-nextjs-website/components/ui/theme-toggle.tsx

"use client";

import { Button } from "@/components/ui/button";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu";
import { Moon, Sun } from "lucide-react";
import { useTheme } from "next-themes";

const ThemeToggle = () => {
  const { theme, setTheme } = useTheme();

  const handleTheme = () => {
    if (theme == "light") {
      setTheme("dark");
    } else {
      setTheme("light");
    }
  };

  return (
    <DropdownMenu>
      <DropdownMenuTrigger asChild>
        <Button
          variant="outline"
          size="icon"
          className="md:border-input border-transparent"
          onClick={handleTheme}
        >
          <span className="sr-only">Toggle theme</span>
          <Sun className="h-[1.2rem] w-[1.2rem] rotate-0 scale-100 transition-all dark:-rotate-90 dark:scale-0" />
          <Moon className="absolute h-[1.2rem] w-[1.2rem] rotate-90 scale-0 transition-all dark:rotate-0 dark:scale-100" />
        </Button>
      </DropdownMenuTrigger>
    </DropdownMenu>
  );
};

export default ThemeToggle;