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import {useCallback} from 'react'
import {GestureResponderEvent, View} from 'react-native'
import {msg} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import {useNavigation} from '@react-navigation/native'
import {HITSLOP_30} from '#/lib/constants'
import {NavigationProp} from '#/lib/routes/types'
import {sanitizeHandle} from '#/lib/strings/handles'
import {useFeedSourceInfoQuery} from '#/state/queries/feed'
import {UserAvatar} from '#/view/com/util/UserAvatar'
import {VideoFeedSourceContext} from '#/screens/VideoFeed/types'
import {atoms as a, useBreakpoints} from '#/alf'
import {Button, ButtonProps} from '#/components/Button'
import {ArrowLeft_Stroke2_Corner0_Rounded as ArrowLeft} from '#/components/icons/Arrow'
import * as Layout from '#/components/Layout'
import {BUTTON_VISUAL_ALIGNMENT_OFFSET} from '#/components/Layout/const'
import {Text} from '#/components/Typography'
export function HeaderPlaceholder() {
return (
<View style={[a.flex_1, a.flex_row, a.align_center, a.gap_sm]}>
<View
style={[
a.rounded_sm,
{
width: 36,
height: 36,
backgroundColor: 'white',
opacity: 0.8,
},
]}
/>
<View style={[a.flex_1, a.gap_xs]}>
<View
style={[
a.w_full,
a.rounded_xs,
{
backgroundColor: 'white',
height: 14,
width: 80,
opacity: 0.8,
},
]}
/>
<View
style={[
a.w_full,
a.rounded_xs,
{
backgroundColor: 'white',
height: 10,
width: 140,
opacity: 0.6,
},
]}
/>
</View>
</View>
)
}
export function Header({
sourceContext,
}: {
sourceContext: VideoFeedSourceContext
}) {
let content = null
switch (sourceContext.type) {
case 'feedgen': {
content = <FeedHeader sourceContext={sourceContext} />
break
}
case 'author':
// TODO
default: {
break
}
}
return (
<Layout.Header.Outer noBottomBorder>
<BackButton />
<Layout.Header.Content align="left">{content}</Layout.Header.Content>
</Layout.Header.Outer>
)
}
export function FeedHeader({
sourceContext,
}: {
sourceContext: Exclude<VideoFeedSourceContext, {type: 'author'}>
}) {
const {gtMobile} = useBreakpoints()
const {
data: info,
isLoading,
error,
} = useFeedSourceInfoQuery({uri: sourceContext.uri})
if (sourceContext.sourceInterstitial !== undefined) {
// For now, don't show the header if coming from an interstitial.
return null
}
if (isLoading) {
return <HeaderPlaceholder />
} else if (error || !info) {
return null
}
return (
<View style={[a.flex_1, a.flex_row, a.align_center, a.gap_sm]}>
{info.avatar && <UserAvatar size={36} type="algo" avatar={info.avatar} />}
<View style={[a.flex_1]}>
<Text
style={[
a.text_md,
a.font_heavy,
a.leading_tight,
gtMobile && a.text_lg,
]}
numberOfLines={2}>
{info.displayName}
</Text>
<View style={[a.flex_row, {gap: 6}]}>
<Text
style={[a.flex_shrink, a.text_sm, a.leading_snug]}
numberOfLines={1}>
{sanitizeHandle(info.creatorHandle, '@')}
</Text>
</View>
</View>
</View>
)
}
// TODO: This customization should be a part of the layout component
export function BackButton({onPress, style, ...props}: Partial<ButtonProps>) {
const {_} = useLingui()
const navigation = useNavigation<NavigationProp>()
const onPressBack = useCallback(
(evt: GestureResponderEvent) => {
onPress?.(evt)
if (evt.defaultPrevented) return
if (navigation.canGoBack()) {
navigation.goBack()
} else {
navigation.navigate('Home')
}
},
[onPress, navigation],
)
return (
<Layout.Header.Slot>
<Button
label={_(msg`Go back`)}
size="small"
variant="ghost"
color="secondary"
shape="round"
onPress={onPressBack}
hitSlop={HITSLOP_30}
style={[
{marginLeft: -BUTTON_VISUAL_ALIGNMENT_OFFSET},
a.bg_transparent,
style,
]}
{...props}>
<ArrowLeft size="lg" fill="white" />
</Button>
</Layout.Header.Slot>
)
}
|
