Files
bsky-social-app/bskyembed/src/screens/landing.tsx
T
Samuel Newman b70e5b2f38 Add verification checkmarks to embed.bsky.app (#8644)
* update vite+typescript

* update atproto api to latest, split out utils

* add checkmark to post

* add checkie to embed

* revert change to example post

* fix ext link color
2025-08-26 08:24:46 -07:00

346 lines
11 KiB
TypeScript

import '../index.css'
import {AppBskyFeedDefs, AppBskyFeedPost, AtpAgent, AtUri} from '@atproto/api'
import {h, render} from 'preact'
import {useEffect, useMemo, useRef, useState} from 'preact/hooks'
import arrowBottom from '../../assets/arrowBottom_stroke2_corner0_rounded.svg'
import logo from '../../assets/logo.svg'
import {
assertColorModeValues,
ColorModeValues,
initSystemColorMode,
} from '../color-mode'
import {Container} from '../components/container'
import {Link} from '../components/link'
import {Post} from '../components/post'
import * as bsky from '../types/bsky'
import {niceDate} from '../util/nice-date'
const DEFAULT_POST =
'https://bsky.app/profile/did:plc:vjug55kidv6sye7ykr5faxxn/post/3jzn6g7ixgq2y'
const DEFAULT_URI =
'at://did:plc:vjug55kidv6sye7ykr5faxxn/app.bsky.feed.post/3jzn6g7ixgq2y'
export const EMBED_SERVICE = 'https://embed.bsky.app'
export const EMBED_SCRIPT = `${EMBED_SERVICE}/static/embed.js`
const root = document.getElementById('app')
if (!root) throw new Error('No root element')
initSystemColorMode()
const agent = new AtpAgent({
service: 'https://public.api.bsky.app',
})
render(<LandingPage />, root)
function LandingPage() {
const [uri, setUri] = useState('')
const [colorMode, setColorMode] = useState<ColorModeValues>('system')
const [error, setError] = useState<string | null>(null)
const [loading, setLoading] = useState(false)
const [thread, setThread] = useState<AppBskyFeedDefs.ThreadViewPost | null>(
null,
)
useEffect(() => {
void (async () => {
setError(null)
setThread(null)
setLoading(true)
try {
let atUri = DEFAULT_URI
if (uri) {
if (uri.startsWith('at://')) {
atUri = uri
} else {
try {
const urlp = new URL(uri)
if (!urlp.hostname.endsWith('bsky.app')) {
throw new Error('Invalid hostname')
}
const split = urlp.pathname.slice(1).split('/')
if (split.length < 4) {
throw new Error('Invalid pathname')
}
const [profile, didOrHandle, type, rkey] = split
if (profile !== 'profile' || type !== 'post') {
throw new Error('Invalid profile or type')
}
let did = didOrHandle
if (!didOrHandle.startsWith('did:')) {
const resolution = await agent.resolveHandle({
handle: didOrHandle,
})
if (!resolution.data.did) {
throw new Error('No DID found')
}
did = resolution.data.did
}
atUri = `at://${did}/app.bsky.feed.post/${rkey}`
} catch (err) {
console.log(err)
throw new Error('Invalid Bluesky URL')
}
}
}
const {data} = await agent.getPostThread({
uri: atUri,
depth: 0,
parentHeight: 0,
})
if (!AppBskyFeedDefs.isThreadViewPost(data.thread)) {
throw new Error('Post not found')
}
const pwiOptOut = !!data.thread.post.author.labels?.find(
label => label.val === '!no-unauthenticated',
)
if (pwiOptOut) {
throw new Error(
'The author of this post has requested their posts not be displayed on external sites.',
)
}
setThread(data.thread)
} catch (err) {
console.error(err)
setError(err instanceof Error ? err.message : 'Invalid Bluesky URL')
} finally {
setLoading(false)
}
})()
}, [uri])
return (
<main className="w-full min-h-screen flex flex-col items-center gap-8 py-14 px-4 md:pt-32 dark:bg-dimmedBgDarken dark:text-slate-200">
<Link
href="https://bsky.social/about"
className="transition-transform hover:scale-110">
<img src={logo} className="h-10" />
</Link>
<h1 className="text-4xl font-bold text-center">Embed a Bluesky Post</h1>
<div className="flex flex-col w-full max-w-[600px] gap-6">
<input
type="text"
value={uri}
onInput={e => setUri(e.currentTarget.value)}
className="border rounded-lg py-3 px-4 dark:bg-dimmedBg dark:border-slate-500"
placeholder={DEFAULT_POST}
/>
<div className="flex flex-col gap-1.5">
<label className="text-sm font-medium" for="colorModeSelect">
Theme
</label>
<select
value={colorMode}
onChange={e => {
const value = e.currentTarget.value
if (assertColorModeValues(value)) {
setColorMode(value)
}
}}
id="colorModeSelect"
className="appearance-none bg-white border w-full rounded-lg text-sm px-3 py-2 dark:bg-dimmedBg dark:border-slate-500">
<option value="system">System</option>
<option value="light">Light</option>
<option value="dark">Dark</option>
</select>
</div>
</div>
<img src={arrowBottom} className="w-6 dark:invert" />
{loading ? (
<div className={`${colorMode} w-full max-w-[600px]`}>
<Skeleton />
</div>
) : (
<div className="w-full max-w-[600px] gap-8 flex flex-col">
{!error && thread && uri && (
<Snippet thread={thread} colorMode={colorMode} />
)}
<div className={colorMode}>
{!error && thread && <Post thread={thread} key={thread.post.uri} />}
</div>
{error && (
<div className="w-full border border-red-500 bg-red-500/10 px-4 py-3 rounded-lg">
<p className="text-red-500 text-center">{error}</p>
</div>
)}
</div>
)}
</main>
)
}
function Skeleton() {
return (
<Container>
<div className="flex-1 flex-col flex gap-2 pb-8">
<div className="flex gap-2.5 items-center">
<div className="w-10 h-10 overflow-hidden rounded-full bg-neutral-100 dark:bg-slate-700 shrink-0 animate-pulse" />
<div className="flex-1">
<div className="bg-neutral-100 dark:bg-slate-700 animate-pulse w-64 h-4 rounded" />
<div className="bg-neutral-100 dark:bg-slate-700 animate-pulse w-32 h-3 mt-1 rounded" />
</div>
</div>
<div className="w-full h-4 mt-2 bg-neutral-100 dark:bg-slate-700 rounded animate-pulse" />
<div className="w-5/6 h-4 bg-neutral-100 dark:bg-slate-700 rounded animate-pulse" />
<div className="w-3/4 h-4 bg-neutral-100 dark:bg-slate-700 rounded animate-pulse" />
</div>
</Container>
)
}
function Snippet({
thread,
colorMode,
}: {
thread: AppBskyFeedDefs.ThreadViewPost
colorMode: ColorModeValues
}) {
const ref = useRef<HTMLInputElement>(null)
const [copied, setCopied] = useState(false)
// reset copied state after 2 seconds
useEffect(() => {
if (copied) {
const timeout = setTimeout(() => {
setCopied(false)
}, 2000)
return () => clearTimeout(timeout)
}
}, [copied])
const snippet = useMemo(() => {
const record = thread.post.record
if (
!bsky.dangerousIsType<AppBskyFeedPost.Record>(
record,
AppBskyFeedPost.isRecord,
)
) {
return ''
}
const lang = record.langs && record.langs.length > 0 ? record.langs[0] : ''
const profileHref = toShareUrl(
['/profile', thread.post.author.did].join('/'),
)
const urip = new AtUri(thread.post.uri)
const href = toShareUrl(
['/profile', thread.post.author.did, 'post', urip.rkey].join('/'),
)
// x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x
// DO NOT ADD ANY NEW INTERPOLATIONS BELOW WITHOUT ESCAPING THEM!
// Also, keep this code synced with the app code in Embed.tsx.
// x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x
return `<blockquote class="bluesky-embed" data-bluesky-uri="${escapeHtml(
thread.post.uri,
)}" data-bluesky-cid="${escapeHtml(
thread.post.cid,
)}" data-bluesky-embed-color-mode="${escapeHtml(
colorMode,
)}"><p lang="${escapeHtml(lang)}">${escapeHtml(record.text)}${
record.embed
? `<br><br><a href="${escapeHtml(href)}">[image or embed]</a>`
: ''
}</p>&mdash; ${escapeHtml(
thread.post.author.displayName || thread.post.author.handle,
)} (<a href="${escapeHtml(profileHref)}">@${escapeHtml(
thread.post.author.handle,
)}</a>) <a href="${escapeHtml(href)}">${escapeHtml(
niceDate(thread.post.indexedAt),
)}</a></blockquote><script async src="${EMBED_SCRIPT}" charset="utf-8"></script>`
}, [thread, colorMode])
return (
<div className="flex gap-2 w-full">
<input
ref={ref}
type="text"
value={snippet}
className="border rounded-lg py-3 w-full px-4 dark:bg-dimmedBg dark:border-slate-500"
readOnly
autoFocus
onFocus={() => {
ref.current?.select()
}}
/>
<button
className="rounded-lg bg-brand text-white py-3 px-4 whitespace-nowrap min-w-28"
onClick={() => {
ref.current?.focus()
ref.current?.select()
void navigator.clipboard.writeText(snippet)
setCopied(true)
}}>
{copied ? 'Copied!' : 'Copy code'}
</button>
</div>
)
}
function toShareUrl(path: string) {
return `https://bsky.app${path}?ref_src=embed`
}
/**
* Based on a snippet of code from React, which itself was based on the escape-html library.
* Copyright (c) Meta Platforms, Inc. and affiliates
* Copyright (c) 2012-2013 TJ Holowaychuk
* Copyright (c) 2015 Andreas Lubbe
* Copyright (c) 2015 Tiancheng "Timothy" Gu
* Licensed as MIT.
*/
const matchHtmlRegExp = /["'&<>]/
function escapeHtml(string: string) {
const str = String(string)
const match = matchHtmlRegExp.exec(str)
if (!match) {
return str
}
let escape
let html = ''
let index
let lastIndex = 0
for (index = match.index; index < str.length; index++) {
switch (str.charCodeAt(index)) {
case 34: // "
escape = '&quot;'
break
case 38: // &
escape = '&amp;'
break
case 39: // '
escape = '&#x27;'
break
case 60: // <
escape = '&lt;'
break
case 62: // >
escape = '&gt;'
break
default:
continue
}
if (lastIndex !== index) {
html += str.slice(lastIndex, index)
}
lastIndex = index + 1
html += escape
}
return lastIndex !== index ? html + str.slice(lastIndex, index) : html
}