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import React, {memo, useState} from 'react'
import {LayoutChangeEvent, StyleSheet, View} from 'react-native'
import Animated, {
runOnJS,
useAnimatedReaction,
useAnimatedStyle,
withTiming,
} from 'react-native-reanimated'
import {useSafeAreaInsets} from 'react-native-safe-area-context'
import {
AppBskyActorDefs,
AppBskyLabelerDefs,
ModerationOpts,
RichText as RichTextAPI,
} from '@atproto/api'
import {useIsFocused} from '@react-navigation/native'
import {isNative} from '#/platform/detection'
import {useSetLightStatusBar} from '#/state/shell/light-status-bar'
import {usePagerHeaderContext} from '#/view/com/pager/PagerHeaderContext'
import {LoadingPlaceholder} from '#/view/com/util/LoadingPlaceholder'
import {atoms as a, useTheme} from '#/alf'
import {ProfileHeaderLabeler} from './ProfileHeaderLabeler'
import {ProfileHeaderStandard} from './ProfileHeaderStandard'
let ProfileHeaderLoading = (_props: {}): React.ReactNode => {
const t = useTheme()
return (
<View style={t.atoms.bg}>
<LoadingPlaceholder width="100%" height={150} style={{borderRadius: 0}} />
<View
style={[
t.atoms.bg,
{borderColor: t.atoms.bg.backgroundColor},
styles.avi,
]}>
<LoadingPlaceholder width={90} height={90} style={styles.br45} />
</View>
<View style={styles.content}>
<View style={[styles.buttonsLine]}>
<LoadingPlaceholder width={140} height={34} style={styles.br50} />
</View>
</View>
</View>
)
}
ProfileHeaderLoading = memo(ProfileHeaderLoading)
export {ProfileHeaderLoading}
interface Props {
profile: AppBskyActorDefs.ProfileViewDetailed
labeler: AppBskyLabelerDefs.LabelerViewDetailed | undefined
descriptionRT: RichTextAPI | null
moderationOpts: ModerationOpts
hideBackButton?: boolean
isPlaceholderProfile?: boolean
setMinimumHeight: (height: number) => void
}
let ProfileHeader = ({setMinimumHeight, ...props}: Props): React.ReactNode => {
let content
if (props.profile.associated?.labeler) {
if (!props.labeler) {
content = <ProfileHeaderLoading />
} else {
content = <ProfileHeaderLabeler {...props} labeler={props.labeler} />
}
} else {
content = <ProfileHeaderStandard {...props} />
}
return (
<>
{isNative && (
<MinimalHeader
onLayout={evt => setMinimumHeight(evt.nativeEvent.layout.height)}
profile={props.profile}
hideBackButton={props.hideBackButton}
/>
)}
{content}
</>
)
}
ProfileHeader = memo(ProfileHeader)
export {ProfileHeader}
const MinimalHeader = React.memo(function MinimalHeader({
onLayout,
}: {
onLayout: (e: LayoutChangeEvent) => void
profile: AppBskyActorDefs.ProfileViewDetailed
hideBackButton?: boolean
}) {
const t = useTheme()
const insets = useSafeAreaInsets()
const ctx = usePagerHeaderContext()
const [visible, setVisible] = useState(false)
const [minimalHeaderHeight, setMinimalHeaderHeight] = React.useState(0)
const isScreenFocused = useIsFocused()
if (!ctx) throw new Error('MinimalHeader cannot be used on web')
const {scrollY, headerHeight} = ctx
const animatedStyle = useAnimatedStyle(() => {
// if we don't yet have the min header height in JS, hide
if (!_WORKLET || minimalHeaderHeight === 0) {
return {
opacity: 0,
}
}
const pastThreshold = scrollY.get() > 100
return {
opacity: pastThreshold
? withTiming(1, {duration: 75})
: withTiming(0, {duration: 75}),
transform: [
{
translateY: Math.min(
scrollY.get(),
headerHeight - minimalHeaderHeight,
),
},
],
}
})
useAnimatedReaction(
() => scrollY.get() > 100,
(value, prev) => {
if (prev !== value) {
runOnJS(setVisible)(value)
}
},
)
useSetLightStatusBar(isScreenFocused && !visible)
return (
<Animated.View
pointerEvents={visible ? 'auto' : 'none'}
aria-hidden={!visible}
accessibilityElementsHidden={!visible}
importantForAccessibility={visible ? 'auto' : 'no-hide-descendants'}
onLayout={evt => {
setMinimalHeaderHeight(evt.nativeEvent.layout.height)
onLayout(evt)
}}
style={[
a.absolute,
a.z_50,
t.atoms.bg,
{
top: 0,
left: 0,
right: 0,
paddingTop: insets.top,
},
animatedStyle,
]}
/>
)
})
MinimalHeader.displayName = 'MinimalHeader'
const styles = StyleSheet.create({
avi: {
position: 'absolute',
top: 110,
left: 10,
width: 94,
height: 94,
borderRadius: 47,
borderWidth: 2,
},
content: {
paddingTop: 12,
paddingHorizontal: 16,
paddingBottom: 8,
},
buttonsLine: {
flexDirection: 'row',
marginLeft: 'auto',
},
br45: {borderRadius: 45},
br50: {borderRadius: 50},
})
|
