Keyframes Editor

1"use client"
2 
3import { useEffect, useRef, useState } from "react"
4import { Button } from "@/components/ui/button"
5import {
6  Popover,
7  PopoverContent,
8  PopoverTrigger,
9} from "@/components/ui/popover"
10import { cn } from "@/lib/utils"
11import { DeclarationRow } from "./declaration-row"
12import { KeyframePreview } from "./keyframe-preview"
13import { KeyframeTimeline } from "./keyframe-timeline"
14import {
15  defaultKeyframes,
16  formatKeyframes,
17  parseKeyframes,
18  percentToSelector,
19  selectorToPercent,
20} from "./keyframes-editor.helpers"
21import type {
22  Declaration,
23  KeyframeBlock,
24  KeyframesString,
25} from "./keyframes-editor.types"
26 
27// Re-export the public sub-components + their prop types so consumers (and the
28// barrel) can import them from `./keyframes-editor`.
29export type { DeclarationRowProps } from "./declaration-row"
30export { DeclarationRow } from "./declaration-row"
31export type { KeyframePreviewProps } from "./keyframe-preview"
32export { KeyframePreview } from "./keyframe-preview"
33export type { KeyframeTimelineProps } from "./keyframe-timeline"
34export { KeyframeTimeline } from "./keyframe-timeline"
35export type { MiniSelectProps } from "./mini-select"
36export { MiniSelect } from "./mini-select"
37 
38// ---------------------------------------------------------------------------
39// Props
40// ---------------------------------------------------------------------------
41 
42export interface KeyframesEditorPanelProps {
43  value: KeyframesString | (string & {})
44  onChange: (value: KeyframesString) => void
45  className?: string
46  "aria-label"?: string
47}
48 
49export interface KeyframesEditorProps extends KeyframesEditorPanelProps {}
50 
51// ---------------------------------------------------------------------------
52// KeyframesEditor — popover-wrapped
53// ---------------------------------------------------------------------------
54 
55export function KeyframesEditor(props: KeyframesEditorProps) {
56  const {
57    value,
58    className,
59    "aria-label": ariaLabel = "Edit a CSS @keyframes body",
60  } = props
61  const { blocks, error } = parseKeyframes(String(value))
62  const label =
63    error !== null
64      ? "invalid"
65      : `${blocks.length} stop${blocks.length === 1 ? "" : "s"}`
66 
67  return (
68    <Popover>
69      <PopoverTrigger asChild>
70        <Button
71          variant="outline"
72          className={cn("h-9 gap-2 px-3 font-mono", className)}
73          aria-label={ariaLabel}
74        >
75          <span aria-hidden="true" className="text-foreground/60">
76            ⏱
77          </span>
78// … truncated