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Merge commit authors and hovercards: commits show their accounts, every name opens a card (repos 0016)1import { Building2, GitCommitHorizontal, MapPin } from "lucide-react";
2import { type ReactElement, type ReactNode, useEffect, useState } from "react";
3import { Link, useParams } from "react-router";
4
5import { type Card, type UserCard as UserCardData, cardHref, committedLabel } from "../lib/hovercard";
6import { G1T_MENTION_HREF } from "../lib/markdown-plugins";
7import { Avatar } from "./ui";
8import { HoverCard, HoverCardContent, HoverCardTrigger } from "./ui/hover-card";
9import { Skeleton } from "./ui/skeleton";
10
11/**
12 * Cards read this visit, by address: each is asked for once, whichever
13 * name or avatar opened it. A failure is forgotten, so the next hover asks
14 * again.
15 */
16const cards = new Map<string, Promise<Card | null>>();
17
18function readCard(href: string): Promise<Card | null> {
19 let found = cards.get(href);
20 if (!found) {
21 found = fetch(href, { headers: { accept: "application/json" } })
22 .then((response) => (response.ok ? (response.json() as Promise<Card>) : response.status === 404 ? null : Promise.reject(new Error(String(response.status)))))
23 .catch(() => {
24 cards.delete(href);
25 return null;
26 });
27 cards.set(href, found);
28 }
29 return found;
30}
31
32/** Whether a name can have a card: a username, and not a deleted account's. */
33export function hasCard(username: string | null | undefined): username is string {
34 return Boolean(username) && username !== "ghost" && /^[a-z0-9-]{1,39}$/i.test(username!);
35}
36
37/**
38 * A person's card, over their name or avatar (`children`, one element that
39 * takes a ref). It opens on hover and on keyboard focus after a moment,
40 * and is read only then. On a touch screen it never opens: a tap does what
41 * the name does. Inside a repository it says whether they committed there
42 * lately. Ghost, a deleted account, has none.
43 */
44export function UserCard({ username, children }: { username: string | null | undefined; children: ReactElement }) {
45 const params = useParams();
46 const [open, setOpen] = useState(false);
47 const [card, setCard] = useState<Card | null | undefined>(undefined);
48 const name = username?.toLowerCase() ?? "";
49 const repo = params.owner && params.repo ? `${params.owner}/${params.repo}` : null;
50 const g1t = name === "g1t";
51 const href = cardHref(name, repo);
52
53 useEffect(() => {
54 if (!open || g1t || !hasCard(name)) return;
55 let current = true;
56 void readCard(href).then((found) => {
57 if (current) setCard(found);
58 });
59 return () => {
60 current = false;
61 };
62 }, [open, g1t, name, href]);
63
64 if (!hasCard(name)) return children;
65 // Nobody by that name (a workspace mentioned, say): no card at all.
66 const body = g1t || card?.kind === "g1t" ? <G1tCard /> : card === undefined ? <Loading /> : card ? <PersonCard card={card} /> : null;
67 return (
68 <HoverCard open={open} onOpenChange={setOpen}>
69 <HoverCardTrigger asChild>{children}</HoverCardTrigger>
70 {body && <HoverCardContent aria-label={g1t ? "About g1t" : `About ${name}`}>{body}</HoverCardContent>}
71 </HoverCard>
72 );
73}
74
75function Loading() {
76 return (
77 <div aria-busy="true" className="flex items-center gap-3">
78 <Skeleton className="size-12 rounded-full" />
79 <div className="grow space-y-2">
80 <Skeleton className="block h-3.5 w-28" />
81 <Skeleton className="block h-3 w-20" />
82 </div>
83 </div>
84 );
85}
86
87function PersonCard({ card }: { card: UserCardData }) {
88 const profile = `/u/${card.username}`;
89 return (
90 <div className="space-y-3">
91 <div className="flex items-start gap-3">
92 <Link to={profile} tabIndex={-1} className="shrink-0 rounded-full">
93 <Avatar name={card.username} image={card.avatar} size={48} />
94 </Link>
95 <div className="min-w-0 pt-0.5">
96 <Link to={profile} className="block leading-tight hover:underline">
97 {card.name ? (
98 <>
99 <span className="font-semibold wrap-anywhere">{card.name}</span>{" "}
100 <span className="font-mono text-[0.8125rem] text-muted">{card.username}</span>
101 </>
102 ) : (
103 <span className="font-mono font-semibold">{card.username}</span>
104 )}
105 </Link>
106 {card.pronouns && <p className="mt-0.5 text-xs text-faint">{card.pronouns}</p>}
107 </div>
108 </div>
109 {card.bio && <p className="leading-relaxed text-fg/90 wrap-anywhere">{card.bio}</p>}
110 {(card.location || card.workspaces.length > 0 || card.committed) && (
111 <ul className="space-y-1.5 text-[0.8125rem] text-muted">
112 {card.location && (
113 <Line icon={<MapPin size={14} />}>
114 <span className="wrap-anywhere">{card.location}</span>
115 </Line>
116 )}
117 {card.workspaces.length > 0 && (
118 <Line icon={<Building2 size={14} />}>
119 Member of{" "}
120 {card.workspaces.map((workspace, index) => (
121 <span key={workspace.slug}>
122 {index > 0 && ", "}
123 <Link to={`/${workspace.slug}`} className="font-medium text-fg hover:underline">
124 {workspace.name}
125 </Link>
126 </span>
127 ))}
128 {card.more_workspaces > 0 && ` and ${card.more_workspaces} more`}
129 </Line>
130 )}
131 {card.committed && <Line icon={<GitCommitHorizontal size={14} />}>{committedLabel(card.committed)}</Line>}
132 </ul>
133 )}
134 </div>
135 );
136}
137
138function G1tCard() {
139 return (
140 <div className="space-y-3">
141 <div className="flex items-center gap-3">
142 <Avatar name="g1t" size={48} />
143 <div className="min-w-0">
144 <p className="flex items-baseline gap-1.5 leading-tight">
145 <span className="font-mono font-semibold">g1t</span>
146 <span className="rounded border border-line px-1 text-[0.625rem] leading-[1.35] font-medium text-muted">bot</span>
147 </p>
148 <p className="mt-0.5 text-xs text-muted">g1t's agent</p>
149 </div>
150 </div>
151 <p className="leading-relaxed text-fg/90">
152 Mention <span className="font-medium text-accent">@g1t</span> in a comment or assign it an issue, and it opens a
153 pull request and sees it through.
154 </p>
155 <a href={G1T_MENTION_HREF} className="inline-block text-[0.8125rem] text-accent hover:underline">
156 Working with g1t
157 </a>
158 </div>
159 );
160}
161
162function Line({ icon, children }: { icon: ReactElement; children: ReactNode }) {
163 return (
164 <li className="flex items-start gap-2">
165 <span className="mt-0.5 shrink-0 text-faint">{icon}</span>
166 <span className="min-w-0">{children}</span>
167 </li>
168 );
169}

This file's history is long; its oldest lines are credited to the oldest commit read.