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import React from 'react'
import {StyleSheet, TouchableOpacity, View} from 'react-native'
import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
import {useNavigation} from '@react-navigation/native'
import {CenteredView} from './Views'
import {Text} from './text/Text'
import {usePalette} from 'lib/hooks/usePalette'
import {useWebMediaQueries} from 'lib/hooks/useWebMediaQueries'
import {useAnalytics} from 'lib/analytics/analytics'
import {NavigationProp} from 'lib/routes/types'
import {useMinimalShellMode} from 'lib/hooks/useMinimalShellMode'
import Animated from 'react-native-reanimated'
import {useSetDrawerOpen} from '#/state/shell'
import {msg} from '@lingui/macro'
import {useLingui} from '@lingui/react'
const BACK_HITSLOP = {left: 20, top: 20, right: 50, bottom: 20}
export function ViewHeader({
title,
canGoBack,
showBackButton = true,
hideOnScroll,
showOnDesktop,
showBorder,
renderButton,
}: {
title: string
canGoBack?: boolean
showBackButton?: boolean
hideOnScroll?: boolean
showOnDesktop?: boolean
showBorder?: boolean
renderButton?: () => JSX.Element
}) {
const pal = usePalette('default')
const {_} = useLingui()
const setDrawerOpen = useSetDrawerOpen()
const navigation = useNavigation<NavigationProp>()
const {track} = useAnalytics()
const {isDesktop, isTablet} = useWebMediaQueries()
const onPressBack = React.useCallback(() => {
if (navigation.canGoBack()) {
navigation.goBack()
} else {
navigation.navigate('Home')
}
}, [navigation])
const onPressMenu = React.useCallback(() => {
track('ViewHeader:MenuButtonClicked')
setDrawerOpen(true)
}, [track, setDrawerOpen])
if (isDesktop) {
if (showOnDesktop) {
return (
<DesktopWebHeader
title={title}
renderButton={renderButton}
showBorder={showBorder}
/>
)
}
return null
} else {
if (typeof canGoBack === 'undefined') {
canGoBack = navigation.canGoBack()
}
return (
<Container hideOnScroll={hideOnScroll || false} showBorder={showBorder}>
{showBackButton ? (
<TouchableOpacity
testID="viewHeaderDrawerBtn"
onPress={canGoBack ? onPressBack : onPressMenu}
hitSlop={BACK_HITSLOP}
style={canGoBack ? styles.backBtn : styles.backBtnWide}
accessibilityRole="button"
accessibilityLabel={canGoBack ? _(msg`Back`) : _(msg`Menu`)}
accessibilityHint={
canGoBack ? '' : _(msg`Access navigation links and settings`)
}>
{canGoBack ? (
<FontAwesomeIcon
size={18}
icon="angle-left"
style={[styles.backIcon, pal.text]}
/>
) : !isTablet ? (
<FontAwesomeIcon
size={18}
icon="bars"
style={[styles.backIcon, pal.textLight]}
/>
) : null}
</TouchableOpacity>
) : null}
<View style={styles.titleContainer} pointerEvents="none">
<Text type="title" style={[pal.text, styles.title]}>
{title}
</Text>
</View>
{renderButton ? (
renderButton()
) : showBackButton ? (
<View style={canGoBack ? styles.backBtn : styles.backBtnWide} />
) : null}
</Container>
)
}
}
function DesktopWebHeader({
title,
renderButton,
showBorder = true,
}: {
title: string
renderButton?: () => JSX.Element
showBorder?: boolean
}) {
const pal = usePalette('default')
return (
<CenteredView
style={[
styles.header,
styles.desktopHeader,
pal.border,
{
borderBottomWidth: showBorder ? 1 : 0,
},
]}>
<View style={styles.titleContainer} pointerEvents="none">
<Text type="title-lg" style={[pal.text, styles.title]}>
{title}
</Text>
</View>
{renderButton?.()}
</CenteredView>
)
}
function Container({
children,
hideOnScroll,
showBorder,
}: {
children: React.ReactNode
hideOnScroll: boolean
showBorder?: boolean
}) {
const pal = usePalette('default')
const {headerMinimalShellTransform} = useMinimalShellMode()
if (!hideOnScroll) {
return (
<View
style={[
styles.header,
pal.view,
pal.border,
showBorder && styles.border,
]}>
{children}
</View>
)
}
return (
<Animated.View
style={[
styles.header,
styles.headerFloating,
pal.view,
pal.border,
headerMinimalShellTransform,
showBorder && styles.border,
]}>
{children}
</Animated.View>
)
}
const styles = StyleSheet.create({
header: {
flexDirection: 'row',
alignItems: 'center',
paddingHorizontal: 12,
paddingVertical: 6,
width: '100%',
},
headerFloating: {
position: 'absolute',
top: 0,
width: '100%',
},
desktopHeader: {
paddingVertical: 12,
maxWidth: 600,
marginLeft: 'auto',
marginRight: 'auto',
},
border: {
borderBottomWidth: 1,
},
titleContainer: {
marginLeft: 'auto',
marginRight: 'auto',
paddingRight: 10,
},
title: {
fontWeight: 'bold',
},
backBtn: {
width: 30,
height: 30,
},
backBtnWide: {
width: 30,
height: 30,
paddingHorizontal: 6,
},
backIcon: {
marginTop: 6,
},
})
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