Comment Pin

1"use client";
2 
3import { AnimatePresence, motion } from "framer-motion";
4import * as React from "react";
5import { initials, presenceColor } from "../lib/presence";
6 
7export type Comment = {
8  id: string;
9  author: string;
10  avatar?: string;
11  body: string;
12  time?: string;
13};
14 
15export type CommentPinProps = Omit<
16  React.HTMLAttributes<HTMLDivElement>,
17  "onSubmit"
18> & {
19  /** Horizontal position as a percentage of the container (0–100). */
20  x: number;
21  /** Vertical position as a percentage of the container (0–100). */
22  y: number;
23  /** Thread comments. */
24  comments?: Comment[];
25  /** Pin face label — defaults to the first author's initials, else a dot. */
26  label?: React.ReactNode;
27  color?: string;
28  resolved?: boolean;
29  defaultOpen?: boolean;
30  open?: boolean;
31  onOpenChange?: (open: boolean) => void;
32  /** Show a reply field and fire on submit. */
33  onReply?: (text: string) => void;
34};
35 
36const CommentPin = React.forwardRef<HTMLDivElement, CommentPinProps>(
37  (
38    {
39      x,
40      y,
41      comments = [],
42      label,
43      color,
44      resolved = false,
45      defaultOpen = false,
46      open: controlledOpen,
47      onOpenChange,
48      onReply,
49      className,
50      style,
51      ...props
52    },
53    ref,
54  ) => {
55    const isControlled = controlledOpen !== undefined;
56    const [internalOpen, setInternalOpen] = React.useState(defaultOpen);
57    const open = isControlled ? controlledOpen : internalOpen;
58    const [reply, setReply] = React.useState("");
59 
60    const setOpen = (next: boolean) => {
61      if (!isControlled) setInternalOpen(next);
62      onOpenChange?.(next);
63    };
64 
65    const pinColor = color ?? presenceColor(comments[0]?.author ?? `${x},${y}`);
66    const face = label ?? (comments[0] ? initials(comments[0].author) : null);
67 
68    return (
69      <div
70        ref={ref}
71        data-slot="comment-pin"
72        data-resolved={resolved ? "" : undefined}
73        data-open={open ? "" : undefined}
74        className={`absolute z-raised ${className ?? ""}`}
75        style={{ left: `${x}%`, top: `${y}%`, ...style }}
76        {...props}
77      >
78        <motion.button
79          type="button"
80          layout
81          initial={{ scale: 0 }}
82          animate={{ scale: resolved ? 0.85 : 1 }}
83          transition={{ type: "spring", stiffness: 520, damping: 32 }}
84          onClick={() => setOpen(!open)}
85          aria-label={resolved ? "Resolved comment" : "Open comment thread"}
86          aria-expanded={open}
87// … truncated