Apple Switch

1"use client";
2 
3import { motion, useMotionValue, useSpring, useTransform } from "motion/react";
4import { forwardRef, useEffect, useId, useRef, useState } from "react";
5import { cn } from "@/lib/utils";
6 
7const switchSizes = {
8  sm: {
9    trackX: 46,
10    trackY: 24,
11    thumbX: 22,
12    thumbY: 18,
13    padding: 3,
14  },
15  md: {
16    trackX: 62,
17    trackY: 30,
18    thumbX: 32,
19    thumbY: 24,
20    padding: 4,
21  },
22  lg: {
23    trackX: 74,
24    trackY: 36,
25    thumbX: 34,
26    thumbY: 28,
27    padding: 5,
28  },
29} as const;
30 
31const switchTones = {
32  neutral: {
33    off: "color-mix(in srgb, var(--muted) 82%, transparent)",
34    on: "#34c759",
35    thumb: "#ffffff",
36    glow: "color-mix(in srgb, #34c759 32%, transparent)",
37  },
38  accent: {
39    off: "color-mix(in srgb, var(--muted) 82%, transparent)",
40    on: "var(--foreground)",
41    thumb: "#ffffff",
42    glow: "color-mix(in srgb, var(--accent) 42%, transparent)",
43  },
44} as const;
45 
46const thumbSpring = {
47  stiffness: 700,
48  damping: 48,
49  mass: 0.55,
50};
51 
52const grabSpring = {
53  stiffness: 500,
54  damping: 25,
55};
56 
57interface AppleSwitchProps
58  extends Omit<
59    React.ButtonHTMLAttributes<HTMLButtonElement>,
60    "onChange" | "role"
61  > {
62  checked?: boolean;
63  defaultChecked?: boolean;
64  onCheckedChange?: (checked: boolean) => void;
65  label?: React.ReactNode;
66  description?: React.ReactNode;
67  /** @default "md" */
68  size?: keyof typeof switchSizes;
69  /** @default "neutral" */
70  tone?: keyof typeof switchTones;
71  /** @default "right" */
72  labelSide?: "left" | "right";
73}
74 
75const clamp = (value: number, min: number, max: number) => {
76  return Math.min(Math.max(value, min), max);
77};
78 
79const AppleSwitch = forwardRef<HTMLButtonElement, AppleSwitchProps>(
80  (
81    {
82      checked,
83      onCheckedChange,
84      label,
85      description,
86      size = "md",
87      tone = "neutral",
88      labelSide = "right",
89      className,
90      style,
91      disabled,
92      defaultChecked,
93      id,
94      type = "button",
95      onClick,
96      onPointerCancel,
97      onPointerDown,
98      onPointerLeave,
99      onPointerMove,
100      onPointerUp,
101      ...props
102    },
103    ref,
104  ) => {
105    const generatedId = useId();
106    const switchId = id ?? generatedId;
107    const [uncontrolledChecked, setUncontrolledChecked] = useState(
108      Boolean(defaultChecked),
109    );
110    const currentChecked = checked ?? uncontrolledChecked;
111    const metrics = switchSizes[size];
112    const colors = switchTones[tone];
113// … truncated