bsky-app/src/view/com/composer/Composer.tsx
Paul Frazee 95d771b3a5
Suggest post language correction (#2486)
* feat: suggested language

* fix: wording correction

* Factor out SuggestedLanguage into a separate component

* Tighten the language-suggestion confidence to avoid false positives

* Tweak the copy and UI

* Add function fallbacks for safari

---------

Co-authored-by: Mary <pineapplecreamcheese@skiff.com>
2024-01-12 10:20:17 -08:00

570 lines
17 KiB
TypeScript

import React, {useCallback, useEffect, useMemo, useRef, useState} from 'react'
import {observer} from 'mobx-react-lite'
import {
ActivityIndicator,
BackHandler,
Keyboard,
KeyboardAvoidingView,
Platform,
Pressable,
ScrollView,
StyleSheet,
TouchableOpacity,
View,
} from 'react-native'
import {useSafeAreaInsets} from 'react-native-safe-area-context'
import LinearGradient from 'react-native-linear-gradient'
import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
import {RichText} from '@atproto/api'
import {useAnalytics} from 'lib/analytics/analytics'
import {useIsKeyboardVisible} from 'lib/hooks/useIsKeyboardVisible'
import {ExternalEmbed} from './ExternalEmbed'
import {Text} from '../util/text/Text'
import * as Toast from '../util/Toast'
// TODO: Prevent naming components that coincide with RN primitives
// due to linting false positives
import {TextInput, TextInputRef} from './text-input/TextInput'
import {CharProgress} from './char-progress/CharProgress'
import {UserAvatar} from '../util/UserAvatar'
import * as apilib from 'lib/api/index'
import {ComposerOpts} from 'state/shell/composer'
import {s, colors, gradients} from 'lib/styles'
import {cleanError} from 'lib/strings/errors'
import {shortenLinks} from 'lib/strings/rich-text-manip'
import {toShortUrl} from 'lib/strings/url-helpers'
import {SelectPhotoBtn} from './photos/SelectPhotoBtn'
import {OpenCameraBtn} from './photos/OpenCameraBtn'
import {ThreadgateBtn} from './threadgate/ThreadgateBtn'
import {usePalette} from 'lib/hooks/usePalette'
import {useWebMediaQueries} from 'lib/hooks/useWebMediaQueries'
import {useExternalLinkFetch} from './useExternalLinkFetch'
import {isWeb, isNative, isAndroid, isIOS} from 'platform/detection'
import QuoteEmbed from '../util/post-embeds/QuoteEmbed'
import {GalleryModel} from 'state/models/media/gallery'
import {Gallery} from './photos/Gallery'
import {MAX_GRAPHEME_LENGTH} from 'lib/constants'
import {LabelsBtn} from './labels/LabelsBtn'
import {SelectLangBtn} from './select-language/SelectLangBtn'
import {SuggestedLanguage} from './select-language/SuggestedLanguage'
import {insertMentionAt} from 'lib/strings/mention-manip'
import {Trans, msg} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {useModals, useModalControls} from '#/state/modals'
import {useRequireAltTextEnabled} from '#/state/preferences'
import {
useLanguagePrefs,
useLanguagePrefsApi,
toPostLanguages,
} from '#/state/preferences/languages'
import {useSession, getAgent} from '#/state/session'
import {useProfileQuery} from '#/state/queries/profile'
import {useComposerControls} from '#/state/shell/composer'
import {emitPostCreated} from '#/state/events'
import {ThreadgateSetting} from '#/state/queries/threadgate'
import {logger} from '#/logger'
import {ComposerReplyTo} from 'view/com/composer/ComposerReplyTo'
type Props = ComposerOpts
export const ComposePost = observer(function ComposePost({
replyTo,
onPost,
quote: initQuote,
mention: initMention,
openPicker,
}: Props) {
const {currentAccount} = useSession()
const {data: currentProfile} = useProfileQuery({did: currentAccount!.did})
const {activeModals} = useModals()
const {openModal, closeModal} = useModalControls()
const {closeComposer} = useComposerControls()
const {track} = useAnalytics()
const pal = usePalette('default')
const {isDesktop, isMobile} = useWebMediaQueries()
const {_} = useLingui()
const requireAltTextEnabled = useRequireAltTextEnabled()
const langPrefs = useLanguagePrefs()
const setLangPrefs = useLanguagePrefsApi()
const textInput = useRef<TextInputRef>(null)
const [isKeyboardVisible] = useIsKeyboardVisible({iosUseWillEvents: true})
const [isProcessing, setIsProcessing] = useState(false)
const [processingState, setProcessingState] = useState('')
const [error, setError] = useState('')
const [richtext, setRichText] = useState(
new RichText({
text: initMention
? insertMentionAt(
`@${initMention}`,
initMention.length + 1,
`${initMention}`,
) // insert mention if passed in
: '',
}),
)
const graphemeLength = useMemo(() => {
return shortenLinks(richtext).graphemeLength
}, [richtext])
const [quote, setQuote] = useState<ComposerOpts['quote'] | undefined>(
initQuote,
)
const {extLink, setExtLink} = useExternalLinkFetch({setQuote})
const [labels, setLabels] = useState<string[]>([])
const [threadgate, setThreadgate] = useState<ThreadgateSetting[]>([])
const [suggestedLinks, setSuggestedLinks] = useState<Set<string>>(new Set())
const gallery = useMemo(() => new GalleryModel(), [])
const onClose = useCallback(() => {
closeComposer()
}, [closeComposer])
const insets = useSafeAreaInsets()
const viewStyles = useMemo(
() => ({
paddingBottom:
isAndroid || (isIOS && !isKeyboardVisible) ? insets.bottom : 0,
paddingTop: isAndroid ? insets.top : isMobile ? 15 : 0,
}),
[insets, isKeyboardVisible, isMobile],
)
const onPressCancel = useCallback(() => {
if (graphemeLength > 0 || !gallery.isEmpty) {
if (activeModals.some(modal => modal.name === 'confirm')) {
closeModal()
}
if (Keyboard) {
Keyboard.dismiss()
}
openModal({
name: 'confirm',
title: _(msg`Discard draft`),
onPressConfirm: onClose,
onPressCancel: () => {
closeModal()
},
message: _(msg`Are you sure you'd like to discard this draft?`),
confirmBtnText: _(msg`Discard`),
confirmBtnStyle: {backgroundColor: colors.red4},
})
} else {
onClose()
}
}, [openModal, closeModal, activeModals, onClose, graphemeLength, gallery, _])
// android back button
useEffect(() => {
if (!isAndroid) {
return
}
const backHandler = BackHandler.addEventListener(
'hardwareBackPress',
() => {
onPressCancel()
return true
},
)
return () => {
backHandler.remove()
}
}, [onPressCancel])
// listen to escape key on desktop web
const onEscape = useCallback(
(e: KeyboardEvent) => {
if (e.key === 'Escape') {
onPressCancel()
}
},
[onPressCancel],
)
useEffect(() => {
if (isWeb) {
window.addEventListener('keydown', onEscape)
return () => window.removeEventListener('keydown', onEscape)
}
}, [onEscape])
const onPressAddLinkCard = useCallback(
(uri: string) => {
setExtLink({uri, isLoading: true})
},
[setExtLink],
)
const onPhotoPasted = useCallback(
async (uri: string) => {
track('Composer:PastedPhotos')
await gallery.paste(uri)
},
[gallery, track],
)
const onPressPublish = async () => {
if (isProcessing || graphemeLength > MAX_GRAPHEME_LENGTH) {
return
}
if (requireAltTextEnabled && gallery.needsAltText) {
return
}
setError('')
if (richtext.text.trim().length === 0 && gallery.isEmpty && !extLink) {
setError(_(msg`Did you want to say anything?`))
return
}
if (extLink?.isLoading) {
setError(_(msg`Please wait for your link card to finish loading`))
return
}
setIsProcessing(true)
let postUri
try {
postUri = (
await apilib.post(getAgent(), {
rawText: richtext.text,
replyTo: replyTo?.uri,
images: gallery.images,
quote,
extLink,
labels,
threadgate,
onStateChange: setProcessingState,
langs: toPostLanguages(langPrefs.postLanguage),
})
).uri
} catch (e: any) {
logger.error(e, {
message: `Composer: create post failed`,
hasImages: gallery.size > 0,
})
if (extLink) {
setExtLink({
...extLink,
isLoading: true,
localThumb: undefined,
} as apilib.ExternalEmbedDraft)
}
setError(cleanError(e.message))
setIsProcessing(false)
return
} finally {
track('Create Post', {
imageCount: gallery.size,
})
if (replyTo && replyTo.uri) track('Post:Reply')
}
if (postUri && !replyTo) {
emitPostCreated()
}
setLangPrefs.savePostLanguageToHistory()
onPost?.()
onClose()
Toast.show(
replyTo
? _(msg`Your reply has been published`)
: _(msg`Your post has been published`),
)
}
const canPost = useMemo(
() =>
graphemeLength <= MAX_GRAPHEME_LENGTH &&
(!requireAltTextEnabled || !gallery.needsAltText),
[graphemeLength, requireAltTextEnabled, gallery.needsAltText],
)
const selectTextInputPlaceholder = replyTo
? _(msg`Write your reply`)
: _(msg`What's up?`)
const canSelectImages = useMemo(() => gallery.size < 4, [gallery.size])
const hasMedia = gallery.size > 0 || Boolean(extLink)
const onEmojiButtonPress = useCallback(() => {
openPicker?.(textInput.current?.getCursorPosition())
}, [openPicker])
return (
<KeyboardAvoidingView
testID="composePostView"
behavior={Platform.OS === 'ios' ? 'padding' : 'height'}
style={styles.outer}>
<View style={[s.flex1, viewStyles]} aria-modal accessibilityViewIsModal>
<View style={[styles.topbar, isDesktop && styles.topbarDesktop]}>
<TouchableOpacity
testID="composerDiscardButton"
onPress={onPressCancel}
onAccessibilityEscape={onPressCancel}
accessibilityRole="button"
accessibilityLabel={_(msg`Cancel`)}
accessibilityHint={_(
msg`Closes post composer and discards post draft`,
)}>
<Text style={[pal.link, s.f18]}>
<Trans>Cancel</Trans>
</Text>
</TouchableOpacity>
<View style={s.flex1} />
{isProcessing ? (
<>
<Text style={pal.textLight}>{processingState}</Text>
<View style={styles.postBtn}>
<ActivityIndicator />
</View>
</>
) : (
<>
<LabelsBtn
labels={labels}
onChange={setLabels}
hasMedia={hasMedia}
/>
{replyTo ? null : (
<ThreadgateBtn
threadgate={threadgate}
onChange={setThreadgate}
/>
)}
{canPost ? (
<TouchableOpacity
testID="composerPublishBtn"
onPress={onPressPublish}
accessibilityRole="button"
accessibilityLabel={
replyTo ? _(msg`Publish reply`) : _(msg`Publish post`)
}
accessibilityHint="">
<LinearGradient
colors={[
gradients.blueLight.start,
gradients.blueLight.end,
]}
start={{x: 0, y: 0}}
end={{x: 1, y: 1}}
style={styles.postBtn}>
<Text style={[s.white, s.f16, s.bold]}>
{replyTo ? (
<Trans context="action">Reply</Trans>
) : (
<Trans context="action">Post</Trans>
)}
</Text>
</LinearGradient>
</TouchableOpacity>
) : (
<View style={[styles.postBtn, pal.btn]}>
<Text style={[pal.textLight, s.f16, s.bold]}>
<Trans context="action">Post</Trans>
</Text>
</View>
)}
</>
)}
</View>
{requireAltTextEnabled && gallery.needsAltText && (
<View style={[styles.reminderLine, pal.viewLight]}>
<View style={styles.errorIcon}>
<FontAwesomeIcon
icon="exclamation"
style={{color: colors.red4}}
size={10}
/>
</View>
<Text style={[pal.text, s.flex1]}>
<Trans>One or more images is missing alt text.</Trans>
</Text>
</View>
)}
{error !== '' && (
<View style={styles.errorLine}>
<View style={styles.errorIcon}>
<FontAwesomeIcon
icon="exclamation"
style={{color: colors.red4}}
size={10}
/>
</View>
<Text style={[s.red4, s.flex1]}>{error}</Text>
</View>
)}
<ScrollView
style={styles.scrollView}
keyboardShouldPersistTaps="always">
{replyTo ? <ComposerReplyTo replyTo={replyTo} /> : undefined}
<View
style={[
pal.border,
styles.textInputLayout,
isNative && styles.textInputLayoutMobile,
]}>
<UserAvatar avatar={currentProfile?.avatar} size={50} />
<TextInput
ref={textInput}
richtext={richtext}
placeholder={selectTextInputPlaceholder}
suggestedLinks={suggestedLinks}
autoFocus={true}
setRichText={setRichText}
onPhotoPasted={onPhotoPasted}
onPressPublish={onPressPublish}
onSuggestedLinksChanged={setSuggestedLinks}
onError={setError}
accessible={true}
accessibilityLabel={_(msg`Write post`)}
accessibilityHint={_(
msg`Compose posts up to ${MAX_GRAPHEME_LENGTH} characters in length`,
)}
/>
</View>
<Gallery gallery={gallery} />
{gallery.isEmpty && extLink && (
<ExternalEmbed
link={extLink}
onRemove={() => setExtLink(undefined)}
/>
)}
{quote ? (
<View style={[s.mt5, isWeb && s.mb10]}>
<QuoteEmbed quote={quote} />
</View>
) : undefined}
</ScrollView>
{!extLink && suggestedLinks.size > 0 ? (
<View style={s.mb5}>
{Array.from(suggestedLinks)
.slice(0, 3)
.map(url => (
<TouchableOpacity
key={`suggested-${url}`}
testID="addLinkCardBtn"
style={[pal.borderDark, styles.addExtLinkBtn]}
onPress={() => onPressAddLinkCard(url)}
accessibilityRole="button"
accessibilityLabel={_(msg`Add link card`)}
accessibilityHint={_(
msg`Creates a card with a thumbnail. The card links to ${url}`,
)}>
<Text style={pal.text}>
<Trans>Add link card:</Trans>{' '}
<Text style={[pal.link, s.ml5]}>{toShortUrl(url)}</Text>
</Text>
</TouchableOpacity>
))}
</View>
) : null}
<SuggestedLanguage text={richtext.text} />
<View style={[pal.border, styles.bottomBar]}>
{canSelectImages ? (
<>
<SelectPhotoBtn gallery={gallery} />
<OpenCameraBtn gallery={gallery} />
</>
) : null}
{!isMobile ? (
<Pressable
onPress={onEmojiButtonPress}
accessibilityRole="button"
accessibilityLabel={_(msg`Open emoji picker`)}
accessibilityHint={_(msg`Open emoji picker`)}>
<FontAwesomeIcon
icon={['far', 'face-smile']}
color={pal.colors.link}
size={22}
/>
</Pressable>
) : null}
<View style={s.flex1} />
<SelectLangBtn />
<CharProgress count={graphemeLength} />
</View>
</View>
</KeyboardAvoidingView>
)
})
const styles = StyleSheet.create({
outer: {
flexDirection: 'column',
flex: 1,
height: '100%',
},
topbar: {
flexDirection: 'row',
alignItems: 'center',
paddingTop: 6,
paddingBottom: 4,
paddingHorizontal: 20,
height: 55,
gap: 4,
},
topbarDesktop: {
paddingTop: 10,
paddingBottom: 10,
},
postBtn: {
borderRadius: 20,
paddingHorizontal: 20,
paddingVertical: 6,
marginLeft: 12,
},
errorLine: {
flexDirection: 'row',
backgroundColor: colors.red1,
borderRadius: 6,
marginHorizontal: 15,
paddingHorizontal: 8,
paddingVertical: 6,
marginVertical: 6,
},
reminderLine: {
flexDirection: 'row',
alignItems: 'center',
borderRadius: 6,
marginHorizontal: 15,
paddingHorizontal: 8,
paddingVertical: 6,
marginBottom: 6,
},
errorIcon: {
borderWidth: 1,
borderColor: colors.red4,
color: colors.red4,
borderRadius: 30,
width: 16,
height: 16,
alignItems: 'center',
justifyContent: 'center',
marginRight: 5,
},
scrollView: {
flex: 1,
paddingHorizontal: 15,
},
textInputLayout: {
flexDirection: 'row',
borderTopWidth: 1,
paddingTop: 16,
},
textInputLayoutMobile: {
flex: 1,
},
addExtLinkBtn: {
borderWidth: 1,
borderRadius: 24,
paddingHorizontal: 16,
paddingVertical: 12,
marginHorizontal: 10,
marginBottom: 4,
},
bottomBar: {
flexDirection: 'row',
paddingVertical: 10,
paddingLeft: 15,
paddingRight: 20,
alignItems: 'center',
borderTopWidth: 1,
},
})