bsky-app/src/view/com/composer/videos/SubtitleDialog.tsx
Hailey a1969faf8e
[Video] Fix alt text dialog on iOS and Android (#5177)
Co-authored-by: Samuel Newman <mozzius@protonmail.com>
2024-09-06 08:26:37 -07:00

277 lines
8 KiB
TypeScript

import React, {useCallback, useState} from 'react'
import {Keyboard, StyleProp, View, ViewStyle} from 'react-native'
import RNPickerSelect from 'react-native-picker-select'
import {msg, Trans} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {MAX_ALT_TEXT} from '#/lib/constants'
import {useEnforceMaxGraphemeCount} from '#/lib/strings/helpers'
import {LANGUAGES} from '#/locale/languages'
import {isAndroid, isWeb} from '#/platform/detection'
import {useLanguagePrefs} from '#/state/preferences'
import {atoms as a, useTheme, web} from '#/alf'
import {Button, ButtonIcon, ButtonText} from '#/components/Button'
import * as Dialog from '#/components/Dialog'
import * as TextField from '#/components/forms/TextField'
import {CC_Stroke2_Corner0_Rounded as CCIcon} from '#/components/icons/CC'
import {PageText_Stroke2_Corner0_Rounded as PageTextIcon} from '#/components/icons/PageText'
import {TimesLarge_Stroke2_Corner0_Rounded as X} from '#/components/icons/Times'
import {Warning_Stroke2_Corner0_Rounded as WarningIcon} from '#/components/icons/Warning'
import {Text} from '#/components/Typography'
import {SubtitleFilePicker} from './SubtitleFilePicker'
interface Props {
defaultAltText: string
captions: {lang: string; file: File}[]
saveAltText: (altText: string) => void
setCaptions: React.Dispatch<
React.SetStateAction<{lang: string; file: File}[]>
>
}
export function SubtitleDialogBtn(props: Props) {
const control = Dialog.useDialogControl()
const {_} = useLingui()
return (
<View style={[a.flex_row, a.my_xs]}>
<Button
label={isWeb ? _('Captions & alt text') : _('Alt text')}
accessibilityHint={
isWeb
? _('Opens captions and alt text dialog')
: _('Opens alt text dialog')
}
size="xsmall"
color="secondary"
variant="ghost"
onPress={() => {
if (Keyboard.isVisible()) Keyboard.dismiss()
control.open()
}}>
<ButtonIcon icon={CCIcon} />
<ButtonText>
{isWeb ? <Trans>Captions & alt text</Trans> : <Trans>Alt text</Trans>}
</ButtonText>
</Button>
<Dialog.Outer
control={control}
nativeOptions={isAndroid ? {sheet: {snapPoints: ['60%']}} : {}}>
<Dialog.Handle />
<SubtitleDialogInner {...props} />
</Dialog.Outer>
</View>
)
}
function SubtitleDialogInner({
defaultAltText,
saveAltText,
captions,
setCaptions,
}: Props) {
const control = Dialog.useDialogContext()
const {_} = useLingui()
const t = useTheme()
const enforceLen = useEnforceMaxGraphemeCount()
const {primaryLanguage} = useLanguagePrefs()
const [altText, setAltText] = useState(defaultAltText)
const handleSelectFile = useCallback(
(file: File) => {
setCaptions(subs => [
...subs,
{
lang: subs.some(s => s.lang === primaryLanguage)
? ''
: primaryLanguage,
file,
},
])
},
[setCaptions, primaryLanguage],
)
const subtitleMissingLanguage = captions.some(sub => sub.lang === '')
return (
<Dialog.ScrollableInner label={_(msg`Video settings`)}>
<View style={a.gap_md}>
<Text style={[a.text_xl, a.font_bold, a.leading_tight]}>
<Trans>Alt text</Trans>
</Text>
<TextField.Root>
<Dialog.Input
label={_(msg`Alt text`)}
placeholder={_(msg`Add alt text (optional)`)}
value={altText}
onChangeText={evt => setAltText(enforceLen(evt, MAX_ALT_TEXT))}
maxLength={MAX_ALT_TEXT * 10}
multiline
style={{maxHeight: 300}}
numberOfLines={3}
onKeyPress={({nativeEvent}) => {
if (nativeEvent.key === 'Escape') {
control.close()
}
}}
/>
</TextField.Root>
{isWeb && (
<>
<View
style={[
a.border_t,
a.w_full,
t.atoms.border_contrast_medium,
a.my_md,
]}
/>
<Text style={[a.text_xl, a.font_bold, a.leading_tight]}>
<Trans>Captions (.vtt)</Trans>
</Text>
<SubtitleFilePicker
onSelectFile={handleSelectFile}
disabled={subtitleMissingLanguage || captions.length >= 4}
/>
<View>
{captions.map((subtitle, i) => (
<SubtitleFileRow
key={subtitle.lang}
language={subtitle.lang}
file={subtitle.file}
setCaptions={setCaptions}
otherLanguages={LANGUAGES.filter(
lang =>
langCode(lang) === subtitle.lang ||
!captions.some(s => s.lang === langCode(lang)),
)}
style={[i % 2 === 0 && t.atoms.bg_contrast_25]}
/>
))}
</View>
{subtitleMissingLanguage && (
<Text style={[a.text_sm, t.atoms.text_contrast_medium]}>
<Trans>
Ensure you have selected a language for each subtitle file.
</Trans>
</Text>
)}
</>
)}
<View style={web([a.flex_row, a.justify_end])}>
<Button
label={_(msg`Done`)}
size={isWeb ? 'small' : 'medium'}
color="primary"
variant="solid"
onPress={() => {
saveAltText(altText)
control.close()
}}
style={a.mt_lg}>
<ButtonText>
<Trans>Done</Trans>
</ButtonText>
</Button>
</View>
</View>
<Dialog.Close />
</Dialog.ScrollableInner>
)
}
function SubtitleFileRow({
language,
file,
otherLanguages,
setCaptions,
style,
}: {
language: string
file: File
otherLanguages: {code2: string; code3: string; name: string}[]
setCaptions: React.Dispatch<
React.SetStateAction<{lang: string; file: File}[]>
>
style: StyleProp<ViewStyle>
}) {
const {_} = useLingui()
const t = useTheme()
const handleValueChange = useCallback(
(lang: string) => {
if (lang) {
setCaptions(subs =>
subs.map(s => (s.lang === language ? {lang, file: s.file} : s)),
)
}
},
[setCaptions, language],
)
return (
<View
style={[
a.flex_row,
a.justify_between,
a.py_md,
a.px_lg,
a.rounded_md,
a.gap_md,
style,
]}>
<View style={[a.flex_1, a.gap_xs, a.justify_center]}>
<View style={[a.flex_row, a.align_center, a.gap_sm]}>
{language === '' ? (
<WarningIcon
style={a.flex_shrink_0}
fill={t.palette.negative_500}
size="sm"
/>
) : (
<PageTextIcon style={[t.atoms.text, a.flex_shrink_0]} size="sm" />
)}
<Text
style={[a.flex_1, a.leading_snug, a.font_bold, a.mb_2xs]}
numberOfLines={1}>
{file.name}
</Text>
<RNPickerSelect
placeholder={{
label: _(msg`Select language...`),
value: '',
}}
value={language}
onValueChange={handleValueChange}
items={otherLanguages.map(lang => ({
label: `${lang.name} (${langCode(lang)})`,
value: langCode(lang),
}))}
style={{viewContainer: {maxWidth: 200, flex: 1}}}
/>
</View>
</View>
<Button
label={_(msg`Remove subtitle file`)}
size="tiny"
shape="round"
variant="outline"
color="secondary"
onPress={() =>
setCaptions(subs => subs.filter(s => s.lang !== language))
}
style={[a.ml_sm]}>
<ButtonIcon icon={X} />
</Button>
</View>
)
}
function langCode(lang: {code2: string; code3: string}) {
return lang.code2 || lang.code3
}