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import React, {useCallback, useId, useState} from 'react'
import {View} from 'react-native'
import {Image} from 'expo-image'
import {AppBskyEmbedVideo} from '@atproto/api'
import {msg, Trans} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {clamp} from '#/lib/numbers'
import {useGate} from '#/lib/statsig/statsig'
import {VideoEmbedInnerNative} from '#/view/com/util/post-embeds/VideoEmbedInner/VideoEmbedInnerNative'
import {atoms as a} from '#/alf'
import {Button} from '#/components/Button'
import {PlayButtonIcon} from '#/components/video/PlayButtonIcon'
import {VisibilityView} from '../../../../../modules/expo-bluesky-swiss-army'
import {ErrorBoundary} from '../ErrorBoundary'
import {useActiveVideoNative} from './ActiveVideoNativeContext'
import * as VideoFallback from './VideoEmbedInner/VideoFallback'
export function VideoEmbed({embed}: {embed: AppBskyEmbedVideo.View}) {
const {_} = useLingui()
const {activeSource, activeViewId, setActiveSource, player} =
useActiveVideoNative()
const viewId = useId()
const [isFullscreen, setIsFullscreen] = React.useState(false)
const isActive = embed.playlist === activeSource && activeViewId === viewId
const [key, setKey] = useState(0)
const renderError = useCallback(
(error: unknown) => (
<VideoError error={error} retry={() => setKey(key + 1)} />
),
[key],
)
const gate = useGate()
const onChangeStatus = (isVisible: boolean) => {
if (isVisible) {
setActiveSource(embed.playlist, viewId)
if (!player.playing) {
player.play()
}
} else if (!isFullscreen) {
player.muted = true
if (player.playing) {
player.pause()
}
}
}
if (!gate('video_view_on_posts')) {
return null
}
let aspectRatio = 16 / 9
if (embed.aspectRatio) {
const {width, height} = embed.aspectRatio
aspectRatio = width / height
aspectRatio = clamp(aspectRatio, 1 / 1, 3 / 1)
}
return (
<View
style={[
a.w_full,
a.rounded_sm,
a.overflow_hidden,
{aspectRatio},
{backgroundColor: 'black'},
a.my_xs,
]}>
<ErrorBoundary renderError={renderError} key={key}>
<VisibilityView enabled={true} onChangeStatus={onChangeStatus}>
{isActive ? (
<VideoEmbedInnerNative
embed={embed}
isFullscreen={isFullscreen}
setIsFullscreen={setIsFullscreen}
/>
) : (
<>
<Image
source={{uri: embed.thumbnail}}
alt={embed.alt}
style={a.flex_1}
contentFit="cover"
accessibilityIgnoresInvertColors
/>
<Button
style={[a.absolute, a.inset_0]}
onPress={() => {
setActiveSource(embed.playlist, viewId)
}}
label={_(msg`Play video`)}
color="secondary">
<PlayButtonIcon />
</Button>
</>
)}
</VisibilityView>
</ErrorBoundary>
</View>
)
}
function VideoError({retry}: {error: unknown; retry: () => void}) {
return (
<VideoFallback.Container>
<VideoFallback.Text>
<Trans>
An error occurred while loading the video. Please try again later.
</Trans>
</VideoFallback.Text>
<VideoFallback.RetryButton onPress={retry} />
</VideoFallback.Container>
)
}
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