bsky-app/src/view/com/posts/FeedItem.tsx
2023-01-18 11:15:40 -06:00

338 lines
9.9 KiB
TypeScript

import React, {useMemo, useState} from 'react'
import {observer} from 'mobx-react-lite'
import {StyleSheet, View} from 'react-native'
import Clipboard from '@react-native-clipboard/clipboard'
import Svg, {Circle, Line} from 'react-native-svg'
import {AtUri} from '../../../third-party/uri'
import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
import {FeedItemModel} from '../../../state/models/feed-view'
import {Link} from '../util/Link'
import {Text} from '../util/text/Text'
import {UserInfoText} from '../util/UserInfoText'
import {PostMeta} from '../util/PostMeta'
import {PostCtrls} from '../util/PostCtrls'
import {PostEmbeds} from '../util/PostEmbeds'
import {RichText} from '../util/text/RichText'
import * as Toast from '../util/Toast'
import {UserAvatar} from '../util/UserAvatar'
import {s} from '../../lib/styles'
import {useStores} from '../../../state'
import {useTheme} from '../../lib/ThemeContext'
import {usePalette} from '../../lib/hooks/usePalette'
export const FeedItem = observer(function ({
item,
showReplyLine,
ignoreMuteFor,
}: {
item: FeedItemModel
showReplyLine?: boolean
ignoreMuteFor?: string
}) {
const store = useStores()
const pal = usePalette('default')
const [deleted, setDeleted] = useState(false)
const record = item.postRecord
const itemHref = useMemo(() => {
const urip = new AtUri(item.post.uri)
return `/profile/${item.post.author.handle}/post/${urip.rkey}`
}, [item.post.uri, item.post.author.handle])
const itemTitle = `Post by ${item.post.author.handle}`
const authorHref = `/profile/${item.post.author.handle}`
const replyAuthorDid = useMemo(() => {
if (!record?.reply) return ''
const urip = new AtUri(record.reply.parent?.uri || record.reply.root.uri)
return urip.hostname
}, [record?.reply])
const replyHref = useMemo(() => {
if (!record?.reply) return ''
const urip = new AtUri(record?.reply.parent?.uri || record?.reply.root.uri)
return `/profile/${urip.hostname}/post/${urip.rkey}`
}, [record?.reply])
const onPressReply = () => {
store.shell.openComposer({
replyTo: {
uri: item.post.uri,
cid: item.post.cid,
text: record?.text || '',
author: {
handle: item.post.author.handle,
displayName: item.post.author.displayName,
avatar: item.post.author.avatar,
},
},
})
}
const onPressToggleRepost = () => {
item
.toggleRepost()
.catch(e => store.log.error('Failed to toggle repost', e))
}
const onPressToggleUpvote = () => {
item
.toggleUpvote()
.catch(e => store.log.error('Failed to toggle upvote', e))
}
const onCopyPostText = () => {
Clipboard.setString(record?.text || '')
Toast.show('Copied to clipboard')
}
const onDeletePost = () => {
item.delete().then(
() => {
setDeleted(true)
Toast.show('Post deleted')
},
e => {
store.log.error('Failed to delete post', e)
Toast.show('Failed to delete post, please try again')
},
)
}
if (!record || deleted) {
return <View />
}
const isChild =
item._isThreadChild || (!item.reason && !item._hideParent && item.reply)
const isSmallTop = isChild && item._isThreadChild
const isNoTop = isChild && !item._isThreadChild
const outerStyles = [
styles.outer,
pal.view,
{borderTopColor: pal.colors.border},
isSmallTop ? styles.outerSmallTop : undefined,
isNoTop ? styles.outerNoTop : undefined,
item._isThreadParent ? styles.outerNoBottom : undefined,
]
return (
<>
{isChild && !item._isThreadChild && item.replyParent ? (
<FeedItem
item={item.replyParent}
showReplyLine
ignoreMuteFor={ignoreMuteFor}
/>
) : undefined}
<Link style={outerStyles} href={itemHref} title={itemTitle} noFeedback>
{item._isThreadChild && (
<View
style={[styles.topReplyLine, {borderColor: pal.colors.replyLine}]}
/>
)}
{(showReplyLine || item._isThreadParent) && (
<View
style={[
styles.bottomReplyLine,
{borderColor: pal.colors.replyLine},
isNoTop ? {top: 64} : undefined,
]}
/>
)}
{item.reasonRepost && (
<Link
style={styles.includeReason}
href={`/profile/${item.reasonRepost.by.handle}`}
title={
item.reasonRepost.by.displayName || item.reasonRepost.by.handle
}>
<FontAwesomeIcon
icon="retweet"
style={[styles.includeReasonIcon, {color: pal.colors.textLight}]}
/>
<Text type="sm-bold" style={pal.textLight}>
Reposted by{' '}
{item.reasonRepost.by.displayName || item.reasonRepost.by.handle}
</Text>
</Link>
)}
<View style={styles.layout}>
<View style={styles.layoutAvi}>
<Link href={authorHref} title={item.post.author.handle}>
<UserAvatar
size={52}
displayName={item.post.author.displayName}
handle={item.post.author.handle}
avatar={item.post.author.avatar}
/>
</Link>
</View>
<View style={styles.layoutContent}>
<PostMeta
authorHref={authorHref}
authorHandle={item.post.author.handle}
authorDisplayName={item.post.author.displayName}
timestamp={item.post.indexedAt}
/>
{!isChild && replyHref !== '' && (
<View style={[s.flexRow, s.mb2, {alignItems: 'center'}]}>
<FontAwesomeIcon
icon="reply"
size={9}
style={[{color: pal.colors.textLight}, s.mr5]}
/>
<Text type="md" style={[pal.textLight, s.mr2]}>
Reply to
</Text>
<Link href={replyHref} title="Parent post">
<UserInfoText
type="md"
did={replyAuthorDid}
attr="displayName"
style={[pal.textLight, s.ml2]}
/>
</Link>
</View>
)}
{item.post.author.viewer?.muted &&
ignoreMuteFor !== item.post.author.did ? (
<View style={[styles.mutedWarning, pal.btn]}>
<FontAwesomeIcon icon={['far', 'eye-slash']} style={s.mr2} />
<Text type="sm">This post is by a muted account.</Text>
</View>
) : record.text ? (
<View style={styles.postTextContainer}>
<RichText
type="post-text"
text={record.text}
entities={record.entities}
lineHeight={1.3}
/>
</View>
) : (
<View style={{height: 5}} />
)}
<PostEmbeds embed={item.post.embed} style={styles.embed} />
<PostCtrls
style={styles.ctrls}
itemHref={itemHref}
itemTitle={itemTitle}
isAuthor={item.post.author.did === store.me.did}
replyCount={item.post.replyCount}
repostCount={item.post.repostCount}
upvoteCount={item.post.upvoteCount}
isReposted={!!item.post.viewer.repost}
isUpvoted={!!item.post.viewer.upvote}
onPressReply={onPressReply}
onPressToggleRepost={onPressToggleRepost}
onPressToggleUpvote={onPressToggleUpvote}
onCopyPostText={onCopyPostText}
onDeletePost={onDeletePost}
/>
</View>
</View>
</Link>
{item._isThreadChildElided ? (
<Link
style={[pal.view, styles.viewFullThread]}
href={itemHref}
title={itemTitle}
noFeedback>
<View style={styles.viewFullThreadDots}>
<Svg width="4" height="30">
<Line
x1="2"
y1="0"
x2="2"
y2="5"
stroke={pal.colors.replyLine}
strokeWidth="2"
/>
<Circle x="2" y="10" r="1.5" fill={pal.colors.replyLineDot} />
<Circle x="2" y="16" r="1.5" fill={pal.colors.replyLineDot} />
<Circle x="2" y="22" r="1.5" fill={pal.colors.replyLineDot} />
</Svg>
</View>
<Text type="md" style={pal.link}>
View full thread
</Text>
</Link>
) : undefined}
</>
)
})
const styles = StyleSheet.create({
outer: {
borderTopWidth: 1,
padding: 10,
},
outerNoTop: {
borderTopWidth: 0,
paddingTop: 0,
},
outerSmallTop: {
borderTopWidth: 0,
},
outerNoBottom: {
paddingBottom: 2,
},
topReplyLine: {
position: 'absolute',
left: 34,
top: 0,
height: 6,
borderLeftWidth: 2,
},
bottomReplyLine: {
position: 'absolute',
left: 34,
top: 72,
bottom: 0,
borderLeftWidth: 2,
},
includeReason: {
flexDirection: 'row',
paddingLeft: 40,
marginTop: 2,
marginBottom: 2,
},
includeReasonIcon: {
marginRight: 4,
},
layout: {
flexDirection: 'row',
marginTop: 1,
},
layoutAvi: {
width: 60,
paddingTop: 0,
},
layoutContent: {
flex: 1,
},
mutedWarning: {
flexDirection: 'row',
alignItems: 'center',
padding: 10,
marginTop: 2,
marginBottom: 6,
borderRadius: 2,
},
postTextContainer: {
flexDirection: 'row',
alignItems: 'center',
flexWrap: 'wrap',
paddingBottom: 4,
paddingRight: 20,
},
embed: {
marginBottom: 6,
},
ctrls: {
marginTop: 4,
},
viewFullThread: {
paddingTop: 12,
paddingBottom: 2,
paddingLeft: 70,
},
viewFullThreadDots: {
position: 'absolute',
left: 33,
top: 0,
},
})