Glass Input

1"use client";
2 
3import { Input as InputPrimitive } from "@base-ui/react/input";
4import {
5  GlassSurface,
6  type GlassSurfaceHandle,
7} from "@/components/ui/glass-surface";
8import {
9  glassEase,
10  MotionValue,
11  PRESS_DURATION,
12  prefersReducedMotion,
13  RELEASE_DURATION,
14  tween,
15} from "@/components/ui/glass-motion";
16import { cn } from "@/lib/utils";
17import { type ReactNode, useCallback, useEffect, useRef } from "react";
18 
19const FOCUS_LIFT = 0.1;
20 
21interface GlassInputProps extends InputPrimitive.Props {
22  height?: number;
23  icon?: ReactNode;
24  inputClassName?: string;
25  tint?: number;
26  tintColor?: string;
27}
28 
29function GlassInput({
30  height = 44,
31  icon,
32  inputClassName,
33  tint = 0.5,
34  tintColor,
35  className,
36  style,
37  onFocus,
38  onBlur,
39  ...props
40}: GlassInputProps) {
41  const surfaceHandle = useRef<GlassSurfaceHandle | null>(null);
42  const ringRef = useRef<HTMLDivElement | null>(null);
43  const focusGlow = useRef(new MotionValue(0));
44  const frame = useRef(0);
45 
46  const apply = useCallback(() => {
47    frame.current = 0;
48    const v = focusGlow.current.get();
49    if (ringRef.current) {
50      ringRef.current.style.opacity = String(v);
51    }
52    surfaceHandle.current?.setTintLift(FOCUS_LIFT * v);
53  }, []);
54 
55  const schedule = useCallback(() => {
56    if (frame.current === 0) {
57      frame.current = requestAnimationFrame(apply);
58    }
59  }, [apply]);
60 
61  useEffect(() => {
62    const off = focusGlow.current.on(schedule);
63    return () => {
64      off();
65      cancelAnimationFrame(frame.current);
66    };
67  }, [schedule]);
68 
69  return (
70    <label
71      className={cn("relative inline-flex w-64 items-center", className)}
72      style={{ height, borderRadius: height / 2, ...style }}
73    >
74      <GlassSurface
75        aria-hidden="true"
76        blur={10}
77        className="absolute inset-0"
78        handleRef={surfaceHandle}
79        radius={height / 2}
80        tint={tint}
81        tintColor={tintColor}
82      />
83      <div
84        aria-hidden="true"
85        className="pointer-events-none absolute inset-0 rounded-[inherit]"
86        ref={ringRef}
87        style={{
88          opacity: 0,
89          boxShadow:
90            "0 0 0 2px rgba(152,150,255,0.7), inset 0 1px 0 0 rgba(255,255,255,0.5)",
91        }}
92      />
93      {icon ? (
94        <span className="relative z-10 ml-4 inline-flex shrink-0 items-center justify-center text-[#1d1d1f]/55 dark:text-[#f5f5f7]/55 [&_svg]:size-[18px]">
95          {icon}
96        </span>
97      ) : null}
98      <InputPrimitive
99        className={cn(
100// … truncated