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import React, {memo, useRef, useState} from 'react'
import {TextInput, View} from 'react-native'
import {AppBskyActorDefs, AppBskyFeedPost, AtUri} from '@atproto/api'
import {msg, Trans} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {EMBED_SCRIPT} from '#/lib/constants'
import {niceDate} from '#/lib/strings/time'
import {toShareUrl} from '#/lib/strings/url-helpers'
import {atoms as a, useTheme} from '#/alf'
import * as Dialog from '#/components/Dialog'
import * as TextField from '#/components/forms/TextField'
import {Check_Stroke2_Corner0_Rounded as Check} from '#/components/icons/Check'
import {CodeBrackets_Stroke2_Corner0_Rounded as CodeBrackets} from '#/components/icons/CodeBrackets'
import {Text} from '#/components/Typography'
import {Button, ButtonIcon, ButtonText} from '../Button'
type EmbedDialogProps = {
control: Dialog.DialogControlProps
postAuthor: AppBskyActorDefs.ProfileViewBasic
postCid: string
postUri: string
record: AppBskyFeedPost.Record
timestamp: string
}
let EmbedDialog = ({control, ...rest}: EmbedDialogProps): React.ReactNode => {
return (
<Dialog.Outer control={control}>
<Dialog.Handle />
<EmbedDialogInner {...rest} />
</Dialog.Outer>
)
}
EmbedDialog = memo(EmbedDialog)
export {EmbedDialog}
function EmbedDialogInner({
postAuthor,
postCid,
postUri,
record,
timestamp,
}: Omit<EmbedDialogProps, 'control'>) {
const t = useTheme()
const {_} = useLingui()
const ref = useRef<TextInput>(null)
const [copied, setCopied] = useState(false)
// reset copied state after 2 seconds
React.useEffect(() => {
if (copied) {
const timeout = setTimeout(() => {
setCopied(false)
}, 2000)
return () => clearTimeout(timeout)
}
}, [copied])
const snippet = React.useMemo(() => {
function toEmbedUrl(href: string) {
return toShareUrl(href) + '?ref_src=embed'
}
const lang = record.langs && record.langs.length > 0 ? record.langs[0] : ''
const profileHref = toEmbedUrl(['/profile', postAuthor.did].join('/'))
const urip = new AtUri(postUri)
const href = toEmbedUrl(
['/profile', postAuthor.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 bskyembed code in landing.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="${escapeHtml(
postUri,
)}" data-bluesky-cid="${escapeHtml(postCid)}"><p lang="${escapeHtml(
lang,
)}">${escapeHtml(record.text)}${
record.embed
? `<br><br><a href="${escapeHtml(href)}">[image or embed]</a>`
: ''
}</p>— ${escapeHtml(
postAuthor.displayName || postAuthor.handle,
)} (<a href="${escapeHtml(profileHref)}">@${escapeHtml(
postAuthor.handle,
)}</a>) <a href="${escapeHtml(href)}">${escapeHtml(
niceDate(timestamp),
)}</a></blockquote><script async src="${EMBED_SCRIPT}" charset="utf-8"></script>`
}, [postUri, postCid, record, timestamp, postAuthor])
return (
<Dialog.Inner label="Embed post" style={[a.gap_md, {maxWidth: 500}]}>
<View style={[a.gap_sm, a.pb_lg]}>
<Text style={[a.text_2xl, a.font_bold]}>
<Trans>Embed post</Trans>
</Text>
<Text
style={[a.text_md, t.atoms.text_contrast_medium, a.leading_normal]}>
<Trans>
Embed this post in your website. Simply copy the following snippet
and paste it into the HTML code of your website.
</Trans>
</Text>
</View>
<View style={[a.flex_row, a.gap_sm]}>
<TextField.Root>
<TextField.Icon icon={CodeBrackets} />
<TextField.Input
label={_(msg`Embed HTML code`)}
editable={false}
selection={{start: 0, end: snippet.length}}
value={snippet}
style={{}}
/>
</TextField.Root>
<Button
label={_(msg`Copy code`)}
color="primary"
variant="solid"
size="medium"
onPress={() => {
ref.current?.focus()
ref.current?.setSelection(0, snippet.length)
navigator.clipboard.writeText(snippet)
setCopied(true)
}}>
{copied ? (
<>
<ButtonIcon icon={Check} />
<ButtonText>
<Trans>Copied!</Trans>
</ButtonText>
</>
) : (
<ButtonText>
<Trans>Copy code</Trans>
</ButtonText>
)}
</Button>
</View>
<Dialog.Close />
</Dialog.Inner>
)
}
/**
* 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 = '"'
break
case 38: // &
escape = '&'
break
case 39: // '
escape = '''
break
case 60: // <
escape = '<'
break
case 62: // >
escape = '>'
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
}
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