/**
 * @factory/ui — Switch (Radix `@radix-ui/react-switch` wrapper).
 * Radix handles the checked state machine and keyboard (Space).
 */
import * as React from "react";
import * as RadixSwitch from "@radix-ui/react-switch";
import { clsx } from "clsx";

export const Switch = React.forwardRef<
  React.ElementRef<typeof RadixSwitch.Root>,
  React.ComponentPropsWithoutRef<typeof RadixSwitch.Root>
>(({ className, ...props }, ref) => (
  <RadixSwitch.Root
    ref={ref}
    className={clsx(
      "h-5 w-9 shrink-0 rounded-full p-0.5 transition-colors",
      "cursor-pointer bg-secondary border border-border",
      "data-[state=checked]:bg-primary",
      "focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-ring",
      "disabled:cursor-not-allowed disabled:opacity-50",
      className,
    )}
    {...props}
  >
    <RadixSwitch.Thumb
      className={clsx(
        "h-4 w-4 rounded-full bg-card shadow-sm transition-transform",
        "data-[state=checked]:translate-x-4",
      )}
    />
  </RadixSwitch.Root>
));
Switch.displayName = "Switch";