beszel/site/src/components/mode-toggle.tsx

import { Moon, Sun } from 'lucide-react'

import { Button } from '@/components/ui/button'
import {
	DropdownMenu,
	DropdownMenuContent,
	DropdownMenuItem,
	DropdownMenuTrigger,
} from '@/components/ui/dropdown-menu'
import { useTheme } from '@/components/theme-provider'

export function ModeToggle() {
	const { setTheme } = useTheme()

	return (
		<DropdownMenu>
			<DropdownMenuTrigger asChild>
				<Button variant={'ghost'} size="icon">
					<Sun className="h-[1.2rem] w-[1.2rem] dark:opacity-0" />
					<Moon className="absolute h-[1.2rem] w-[1.2rem] opacity-0 dark:opacity-100" />
					<span className="sr-only">Toggle theme</span>
				</Button>
			</DropdownMenuTrigger>
			<DropdownMenuContent align="end">
				<DropdownMenuItem onClick={() => setTheme('light')}>Light</DropdownMenuItem>
				<DropdownMenuItem onClick={() => setTheme('dark')}>Dark</DropdownMenuItem>
				<DropdownMenuItem onClick={() => setTheme('system')}>System</DropdownMenuItem>
			</DropdownMenuContent>
		</DropdownMenu>
	)
}