Files
2026-07-13 12:38:34 +08:00

255 lines
8.7 KiB
TypeScript

'use client';
import { Check } from 'lucide-react';
import { useCallback, useEffect, useRef, useState } from 'react';
const LOGO_CDN = 'https://logos.composio.dev/api';
/** Landing /dev accent (`--brand-foryou`). */
const BRAND = '#51a2ff';
/** Landing floating-card shadow. */
const CARD_SHADOW = '0 24px 70px -10px rgba(0,0,0,0.7)';
const USERS: {
id: string;
label: string;
accounts: { name: string; ca: string }[];
}[] = [
{
id: 'user_1',
label: 'user_1',
accounts: [
{ name: 'Work Gmail', ca: 'ca_1a2b3c' },
{ name: 'Personal Gmail', ca: 'ca_4d5e6f' },
],
},
{
id: 'user_2',
label: 'user_2',
accounts: [{ name: 'Gmail', ca: 'ca_7g8h9i' }],
},
];
/**
* Orthogonal elbow connector (the /dev page shape): leave `from`'s right edge
* horizontally, step vertically at the midpoint, then run horizontally into
* `to`'s left edge — with rounded corners. Measured relative to the container.
*/
function elbowPath(c: DOMRect, from: DOMRect, to: DOMRect, r = 10): string {
const sx = from.right - c.left;
const sy = from.top + from.height / 2 - c.top;
const ex = to.left - c.left;
const ey = to.top + to.height / 2 - c.top;
const midX = sx + (ex - sx) * 0.5;
const dy = Math.sign(ey - sy) || 1;
const rr = Math.min(r, Math.abs(ex - sx) / 2, Math.abs(ey - sy) / 2);
if (rr < 1) return `M ${sx} ${sy} L ${ex} ${ey}`;
return (
`M ${sx} ${sy} L ${midX - rr} ${sy} ` +
`Q ${midX} ${sy} ${midX} ${sy + dy * rr} ` +
`L ${midX} ${ey - dy * rr} ` +
`Q ${midX} ${ey} ${midX + rr} ${ey} ` +
`L ${ex} ${ey}`
);
}
/**
* AuthConfigFlow — the `auth config → connected accounts` relationship, drawn in
* the landing /dev visual language: bare dark floating cards (#0a0a0a, hairline
* white borders, JetBrains Mono) wired together with measured SVG elbow
* connectors in the for-you brand blue. One auth config is a single blueprint
* every user authenticates against; it fans out to a connected account (or
* several) per user, fully isolated. Paths are computed from live geometry so the
* fanout stays aligned across breakpoints, and draw in once on scroll.
*/
export function AuthConfigFlow() {
const rootRef = useRef<HTMLDivElement>(null);
const blueprintRef = useRef<HTMLDivElement>(null);
const userRefs = useRef<(HTMLDivElement | null)[]>([]);
const [paths, setPaths] = useState<string[]>([]);
const [drawn, setDrawn] = useState(false);
const calc = useCallback(() => {
const root = rootRef.current;
const blueprint = blueprintRef.current;
if (!root || !blueprint) return;
const cr = root.getBoundingClientRect();
const from = blueprint.getBoundingClientRect();
const next: string[] = [];
for (const ref of userRefs.current) {
if (!ref) continue;
next.push(elbowPath(cr, from, ref.getBoundingClientRect()));
}
setPaths(next);
}, []);
useEffect(() => {
calc();
const t = setTimeout(calc, 120);
window.addEventListener('resize', calc);
const root = rootRef.current;
const ro = root ? new ResizeObserver(() => calc()) : null;
if (root && ro) ro.observe(root);
return () => {
clearTimeout(t);
window.removeEventListener('resize', calc);
ro?.disconnect();
};
}, [calc]);
useEffect(() => {
const el = rootRef.current;
if (!el) return;
const io = new IntersectionObserver(
([e]) => {
if (e?.isIntersecting) setDrawn(true);
},
{ threshold: 0.4 }
);
io.observe(el);
return () => io.disconnect();
}, []);
return (
<div className="not-prose my-8 font-mono">
{/* floating composition — bare dark cards on the page, no outer card */}
<div
ref={rootRef}
className="relative flex flex-col gap-4 md:block md:h-[300px]"
>
{/* ── connector overlay (md and up) ── */}
<svg
aria-hidden="true"
className="pointer-events-none absolute inset-0 z-0 hidden size-full overflow-visible md:block"
fill="none"
style={{ color: BRAND }}
>
<style>{`
@keyframes acfDraw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) {
.acf-draw { animation: none !important; stroke-dashoffset: 0 !important; }
}
`}</style>
{paths.map((d, i) => (
<g key={USERS[i]?.id ?? i}>
{/* faint static rail */}
<path d={d} opacity={0.15} stroke="currentColor" strokeWidth={1} />
{/* drawn-in accent */}
<path
className="acf-draw"
d={d}
stroke="currentColor"
strokeDasharray={600}
strokeDashoffset={600}
strokeWidth={1.5}
style={{
animation: drawn
? `acfDraw 0.7s ease-out ${0.15 + i * 0.15}s forwards`
: undefined,
}}
/>
</g>
))}
</svg>
{/* ── blueprint node ── */}
<div className="relative z-10 md:absolute md:top-1/2 md:left-0 md:w-[244px] md:-translate-y-1/2">
<div
ref={blueprintRef}
className="relative overflow-hidden border bg-[#0a0a0a] p-3"
style={{
borderColor: 'color-mix(in srgb, ' + BRAND + ' 50%, transparent)',
boxShadow: CARD_SHADOW,
}}
>
<span
aria-hidden="true"
className="pointer-events-none absolute inset-y-0 left-0 w-[2px]"
style={{ background: BRAND }}
/>
<div className="flex items-center gap-2">
<img
alt=""
aria-hidden="true"
className="size-4 object-contain"
draggable={false}
src={`${LOGO_CDN}/gmail`}
/>
<code className="text-[12px] font-medium text-white/90">
ac_gmail_oauth2
</code>
</div>
<p className="mt-2 text-[11px] leading-snug text-white/45">
One OAuth2 blueprint: auth method, scopes, and credentials. Reused
for every user who connects Gmail.
</p>
</div>
</div>
{/* ── connected-account nodes, per user ── */}
<div className="relative z-10 flex flex-col gap-3 md:absolute md:inset-y-0 md:right-0 md:w-[300px] md:justify-center md:gap-5">
{USERS.map((user, i) => (
<div
key={user.id}
ref={(el) => {
userRefs.current[i] = el;
}}
className="overflow-hidden border border-white/10 bg-[#0a0a0a]"
style={{ boxShadow: CARD_SHADOW }}
>
<div className="flex items-center gap-2 border-b border-white/[0.06] bg-white/[0.02] px-2.5 py-2">
<span
className="flex size-5 items-center justify-center rounded-full text-[10px]"
style={{
background:
'color-mix(in srgb, ' + BRAND + ' 15%, transparent)',
color: BRAND,
}}
>
U
</span>
<code className="text-[11px] text-white/70">{user.label}</code>
</div>
<ul className="flex flex-col">
{user.accounts.map((acct, j) => (
<li
key={acct.ca}
className={
'flex items-center gap-2.5 px-2.5 py-2' +
(j < user.accounts.length - 1
? ' border-b border-white/[0.06]'
: '')
}
>
<img
alt=""
aria-hidden="true"
className="size-[15px] object-contain"
draggable={false}
src={`${LOGO_CDN}/gmail`}
/>
<span className="text-[12px] text-white/70">{acct.name}</span>
<code className="ml-auto text-[10px] text-white/35">
{acct.ca}
</code>
<Check aria-hidden="true" className="size-4 text-green-400" />
</li>
))}
</ul>
</div>
))}
</div>
</div>
{/* plain caption — page text, no box */}
<p className="mt-6 text-center text-[10px] text-fd-foreground/45">
one auth config{' '}
<span aria-hidden="true" style={{ color: BRAND }}>
</span>{' '}
a connected account per user, fully isolated
</p>
</div>
);
}