mode-toggle.tsx

"use client";

import { MoonIcon, SunIcon } from "@radix-ui/react-icons";

import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from "./ui/dropdown-menu";
import { cn } from "../lib/cn";
import { Button } from "./ui/button";

interface ModeToggleProps {
  setTheme(theme: string): void;
  className?: string;
  dropdownClassName?: string;
}

export function ModeToggle({
  setTheme,
  className,
  dropdownClassName,
}: ModeToggleProps) {
  return (
    <DropdownMenu>
      <DropdownMenuTrigger asChild className={className}>
        <Button variant="ghost" className={cn("w-9 px-0", className)}>
          <SunIcon className="h-[1.2rem] w-[1.2rem] rotate-0 scale-100 transition-all dark:-rotate-90 dark:scale-0" />
          <MoonIcon className="absolute h-[1.2rem] w-[1.2rem] rotate-90 scale-0 transition-all dark:rotate-0 dark:scale-100" />
          <span className="sr-only">Toggle theme</span>
        </Button>
      </DropdownMenuTrigger>
      <DropdownMenuContent className={dropdownClassName} align="end">
        <DropdownMenuItem onClick={() => setTheme("light")}>
          Light
        </DropdownMenuItem>
        <DropdownMenuItem onClick={() => setTheme("dark")}>
          Dark
        </DropdownMenuItem>
        <DropdownMenuItem onClick={() => setTheme("system")}>
          System
        </DropdownMenuItem>
      </DropdownMenuContent>
    </DropdownMenu>
  );
}