claude-code/packages/remote-control-server/web/components/ui/theme-toggle.tsx

import { Moon, Sun, Monitor } from "lucide-react";
import { useTheme, type Theme } from "../../src/lib/theme";
import { Button } from "./button";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from "./dropdown-menu";

const themeOptions: { value: Theme; label: string; icon: React.ReactNode }[] = [
  { value: "light", label: "Light", icon: <Sun className="h-4 w-4" /> },
  { value: "dark", label: "Dark", icon: <Moon className="h-4 w-4" /> },
  { value: "system", label: "System", icon: <Monitor className="h-4 w-4" /> },
];

export function ThemeToggle() {
  const { theme, setTheme, resolvedTheme } = useTheme();

  return (
    <DropdownMenu>
      <DropdownMenuTrigger asChild>
        <Button variant="ghost" size="icon" className="h-8 w-8">
          {resolvedTheme === "dark" ? (
            <Moon className="h-4 w-4" />
          ) : (
            <Sun className="h-4 w-4" />
          )}
          <span className="sr-only">Toggle theme</span>
        </Button>
      </DropdownMenuTrigger>
      <DropdownMenuContent align="end">
        {themeOptions.map((option) => (
          <DropdownMenuItem
            key={option.value}
            onClick={() => setTheme(option.value)}
            className={theme === option.value ? "bg-accent" : ""}
          >
            {option.icon}
            <span className="ml-2">{option.label}</span>
          </DropdownMenuItem>
        ))}
      </DropdownMenuContent>
    </DropdownMenu>
  );
}