tooot/src/screens/Tabs/Shared/Toot.tsx

434 lines
14 KiB
TypeScript

import { HeaderLeft } from '@components/Header'
import Icon from '@components/Icon'
import { Loading } from '@components/Loading'
import ComponentSeparator from '@components/Separator'
import CustomText from '@components/Text'
import TimelineDefault from '@components/Timeline/Default'
import { useQuery } from '@tanstack/react-query'
import apiGeneral from '@utils/api/general'
import apiInstance from '@utils/api/instance'
import { appendRemote } from '@utils/helpers/appendRemote'
import { urlMatcher } from '@utils/helpers/urlMatcher'
import { TabSharedStackScreenProps } from '@utils/navigation/navigators'
import { queryClient } from '@utils/queryHooks'
import { QueryKeyTimeline } from '@utils/queryHooks/timeline'
import { getAccountStorage } from '@utils/storage/actions'
import { StyleConstants } from '@utils/styles/constants'
import { useTheme } from '@utils/styles/ThemeManager'
import React, { useEffect, useRef, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { Alert, FlatList, Platform, Pressable, View } from 'react-native'
import { Path, Svg } from 'react-native-svg'
const TabSharedToot: React.FC<TabSharedStackScreenProps<'Tab-Shared-Toot'>> = ({
navigation,
route: {
params: { toot }
}
}) => {
const { colors } = useTheme()
const { t } = useTranslation(['componentTimeline', 'screenTabs'])
const [hasRemoteContent, setHasRemoteContent] = useState<boolean>(false)
const queryKey: { local: QueryKeyTimeline; remote: QueryKeyTimeline } = {
local: ['Timeline', { page: 'Toot', toot: toot.id, remote: false }],
remote: ['Timeline', { page: 'Toot', toot: toot.id, remote: true }]
}
const flRef = useRef<FlatList<Mastodon.Status & { _level?: number; key?: string }>>(null)
useEffect(() => {
navigation.setOptions({
headerTitle: () => (
<Pressable
style={{ flexDirection: 'row', alignItems: 'center' }}
disabled={!hasRemoteContent}
onPress={() =>
Alert.alert(
t('screenTabs:shared.toot.remoteFetch.title'),
t('screenTabs:shared.toot.remoteFetch.message')
)
}
>
{hasRemoteContent ? (
<Icon
name='wifi'
size={StyleConstants.Font.Size.M}
color={colors.primaryDefault}
style={{ marginRight: StyleConstants.Spacing.S }}
/>
) : null}
<CustomText
style={{ color: colors.primaryDefault }}
fontSize='L'
fontWeight='Bold'
numberOfLines={1}
children={t('screenTabs:shared.toot.name')}
/>
</Pressable>
),
headerLeft: () => <HeaderLeft onPress={() => navigation.goBack()} />,
headerBackVisible: false
})
navigation.setParams({ toot, queryKey: queryKey.local })
}, [hasRemoteContent])
const PREV_PER_BATCH = 1
const ancestorsCache = useRef<(Mastodon.Status & { _level?: number; key?: string })[]>()
const loaded = useRef<boolean>(false)
const prependContent = async () => {
loaded.current = true
if (ancestorsCache.current?.length) {
switch (Platform.OS) {
case 'ios':
for (let [] of Array(
Math.ceil(ancestorsCache.current.length / PREV_PER_BATCH)
).entries()) {
await new Promise<void>(promise => setTimeout(promise, 64))
queryClient.setQueryData<{ pages: { body: Mastodon.Status[] }[] }>(
queryKey.local,
old => {
const insert = ancestorsCache.current?.slice(-PREV_PER_BATCH)
ancestorsCache.current = ancestorsCache.current?.slice(0, -PREV_PER_BATCH)
if (insert) {
old?.pages[0].body.unshift(...insert)
}
return old
}
)
}
break
default:
queryClient.setQueryData<{ pages: { body: Mastodon.Status[] }[] }>(
queryKey.local,
old => {
ancestorsCache.current && old?.pages[0].body.unshift(...ancestorsCache.current)
return old
}
)
setTimeout(() => {
flRef.current?.scrollToIndex({
index: ancestorsCache.current?.length || 0,
viewOffset: 50
})
}, 50)
break
}
}
}
const match = urlMatcher(toot.url || toot.uri)
const remoteQueryEnabled =
['public', 'unlisted'].includes(toot.visibility) &&
match?.domain !== getAccountStorage.string('auth.domain')
const query = useQuery<{
pages: { body: (Mastodon.Status & { _level?: number; key?: string })[] }[]
}>(
queryKey.local,
async () => {
const context = await apiInstance<{
ancestors: Mastodon.Status[]
descendants: Mastodon.Status[]
}>({
method: 'get',
url: `statuses/${toot.id}/context`
}).then(res => res.body)
ancestorsCache.current = [...context.ancestors]
const statuses = [{ ...toot }, ...context.descendants]
return {
pages: [
{
body: statuses.map((status, index) => {
if (index === 0) {
status._level = 0
return status
} else {
const repliedLevel: number =
statuses.find(s => s.id === status.in_reply_to_id)?._level || 0
status._level = repliedLevel + 1
return status
}
})
}
]
}
},
{
placeholderData: { pages: [{ body: [{ ...toot, _level: 0, key: `${toot.id}_cache` }] }] },
enabled: !toot._remote,
staleTime: 0,
refetchOnMount: true,
onSuccess: async data => {
if (data.pages[0].body.length < 1) {
navigation.goBack()
return
}
if (!remoteQueryEnabled) {
await prependContent()
}
}
}
)
const remoteQuery = useQuery<Mastodon.Status[]>(
queryKey.remote,
async () => {
const domain = match?.domain
if (!domain?.length) {
return Promise.reject('Cannot parse remote doamin')
}
const id = match?.status?.id
if (!id?.length) {
return Promise.reject('Cannot parse remote toot id')
}
const context = await apiGeneral<{
ancestors: Mastodon.Status[]
descendants: Mastodon.Status[]
}>({
method: 'get',
domain,
url: `api/v1/statuses/${id}/context`
}).then(res => res.body)
if (!context?.ancestors.length && !context?.descendants.length) {
return Promise.resolve([{ ...toot }])
}
if ((ancestorsCache.current?.length || 0) < context.ancestors.length) {
ancestorsCache.current = context.ancestors.map(ancestor => {
const localMatch = ancestorsCache.current?.find(local => local.uri === ancestor.uri)
if (localMatch) {
return localMatch
} else {
return appendRemote.status(ancestor)
}
})
}
const statuses = [{ ...toot }, ...context.descendants]
return statuses.map((status, index) => {
if (index === 0) {
status._level = 0
return status
} else {
const repliedLevel: number =
statuses.find(s => s.id === status.in_reply_to_id)?._level || 0
status._level = repliedLevel + 1
return status
}
})
},
{
enabled: (toot._remote ? true : query.isFetched) && remoteQueryEnabled,
staleTime: 0,
refetchOnMount: true,
retry: false,
onSuccess: async data => {
if ((query.data?.pages[0].body.length || 0) < 1 && data.length < 1) {
navigation.goBack()
return
}
if ((query.data?.pages[0].body.length || 0) < data.length) {
queryClient.cancelQueries(queryKey.local)
queryClient.setQueryData<{ pages: { body: Mastodon.Status[] }[] }>(
queryKey.local,
old => {
setHasRemoteContent(true)
return {
pages: [
{
body: data.map(remote => {
const localMatch = old?.pages[0].body.find(local => local.uri === remote.uri)
if (localMatch) {
return {
...localMatch,
_level: remote._level,
key: `${localMatch.id}_remote`
}
} else {
return appendRemote.status(remote)
}
})
}
]
}
}
)
}
},
onSettled: async () => {
await prependContent()
}
}
)
const [heights, setHeights] = useState<{ [key: number]: number }>({})
const MAX_LEVEL = 10
const ARC = StyleConstants.Avatar.XS / 4
return (
<FlatList
ref={flRef}
windowSize={5}
data={query.data?.pages?.[0].body}
extraData={query.dataUpdatedAt}
renderItem={({ item, index }) => {
const prev = query.data?.pages[0].body[index - 1]?._level || 0
const curr = item._level || 0
const next = query.data?.pages[0].body[index + 1]?._level || 0
const height = heights[index] || 300
let path = ''
if (curr > 1 || next > 1) {
Array.from({ length: curr }).forEach((_, i) => {
if (i > MAX_LEVEL) return null
const lastLine = curr === i + 1
if (lastLine) {
if (curr === prev + 1 || curr === next - 1) {
if (curr > next) return
path =
path +
` M ${curr * StyleConstants.Spacing.S + ARC} ${
StyleConstants.Spacing.M + StyleConstants.Avatar.XS / 2
} ` +
`a ${ARC} ${ARC} 0 0 0 -${ARC} ${ARC} ` +
`v ${height}`
} else {
if (i >= curr - 2) return
path =
path +
` M ${(i + 1) * StyleConstants.Spacing.S} 0 ` +
`v ${
height -
(StyleConstants.Spacing.S * 1.5 + StyleConstants.Font.Size.L) / 2 -
StyleConstants.Avatar.XS / 2
} ` +
`a ${ARC} ${ARC} 0 0 0 ${ARC} ${ARC}`
}
} else {
if (i >= next - 1) {
path =
path +
` M ${(i + 1) * StyleConstants.Spacing.S} 0 ` +
`v ${
height -
(StyleConstants.Spacing.S * 1.5 + StyleConstants.Font.Size.L * 1.35) / 2
} ` +
`h ${ARC}`
} else {
path = path + ` M ${(i + 1) * StyleConstants.Spacing.S} 0 ` + `v ${height}`
}
}
})
}
return (
<View
style={{ paddingLeft: Math.min(curr - 1, MAX_LEVEL) * StyleConstants.Spacing.S }}
onLayout={({
nativeEvent: {
layout: { height }
}
}) => setHeights({ ...heights, [index]: height })}
>
{path.length ? (
<Svg style={{ position: 'absolute' }} fill='none'>
<Path d={path} strokeWidth={1} stroke={colors.border} strokeOpacity={0.6} />
</Svg>
) : null}
<TimelineDefault
item={item}
queryKey={item._remote ? queryKey.remote : queryKey.local}
highlighted={toot.id === item.id}
suppressSpoiler={
toot.id !== item.id &&
!!toot.spoiler_text?.length &&
toot.spoiler_text === item.spoiler_text
}
isConversation={toot.id !== item.id}
noBackground
/>
{/* <CustomText
children={query.data?.pages[0].body[index - 1]?._level}
style={{ position: 'absolute', top: 4, left: 4, color: colors.red }}
/>
<CustomText
children={item._level}
style={{ position: 'absolute', top: 20, left: 4, color: colors.yellow }}
/>
<CustomText
children={query.data?.pages[0].body[index + 1]?._level}
style={{ position: 'absolute', top: 36, left: 4, color: colors.green }}
/> */}
</View>
)
}}
initialNumToRender={3}
maxToRenderPerBatch={3}
ItemSeparatorComponent={({ leadingItem }) => {
return (
<>
<ComponentSeparator
extraMarginLeft={
leadingItem.id === toot.id
? 0
: StyleConstants.Avatar.XS +
StyleConstants.Spacing.S +
Math.min(Math.max(0, (leadingItem._level || 0) - 1), MAX_LEVEL) *
StyleConstants.Spacing.S
}
/>
{leadingItem._level > 1
? [...new Array(leadingItem._level - 1)].map((_, i) => (
<Svg key={i} style={{ position: 'absolute', top: -1 }}>
<Path
d={`M ${(i + 1) * StyleConstants.Spacing.S} 0 ` + `v 1`}
strokeWidth={1}
stroke={colors.border}
strokeOpacity={0.6}
/>
</Svg>
))
: null}
</>
)
}}
ListFooterComponent={
query.isFetching || remoteQuery.isFetching ? (
<View style={{ flex: 1, alignItems: 'center' }} children={<Loading />} />
) : null
}
{...(loaded.current && { maintainVisibleContentPosition: { minIndexForVisible: 0 } })}
{...(Platform.OS !== 'ios' && {
onScrollToIndexFailed: error => {
const offset = error.averageItemLength * error.index
flRef.current?.scrollToOffset({ offset })
error.index < (ancestorsCache.current?.length || 0) &&
setTimeout(
() =>
flRef.current?.scrollToIndex({
index: error.index,
viewOffset: 50
}),
50
)
}
})}
/>
)
}
export default TabSharedToot