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import React from 'react'
import {StyleSheet, View} from 'react-native'
import {DismissableLayer, FocusGuards, FocusScope} from 'radix-ui/internal'
import {RemoveScrollBar} from 'react-remove-scroll-bar'
import {useA11y} from '#/state/a11y'
import {useModals} from '#/state/modals'
import {type ComposerOpts, useComposerState} from '#/state/shell/composer'
import {
EmojiPicker,
type EmojiPickerPosition,
type EmojiPickerState,
} from '#/view/com/composer/text-input/web/EmojiPicker'
import {atoms as a, flatten, useBreakpoints, useTheme} from '#/alf'
import {ComposePost, useComposerCancelRef} from '../com/composer/Composer'
const BOTTOM_BAR_HEIGHT = 61
export function Composer({}: {winHeight: number}) {
const state = useComposerState()
const isActive = !!state
// rendering
// =
if (!isActive) {
return null
}
return (
<>
<RemoveScrollBar />
<Inner state={state} />
</>
)
}
function Inner({state}: {state: ComposerOpts}) {
const ref = useComposerCancelRef()
const {isModalActive} = useModals()
const t = useTheme()
const {gtMobile} = useBreakpoints()
const {reduceMotionEnabled} = useA11y()
const [pickerState, setPickerState] = React.useState<EmojiPickerState>({
isOpen: false,
pos: {top: 0, left: 0, right: 0, bottom: 0, nextFocusRef: null},
})
const onOpenPicker = React.useCallback(
(pos: EmojiPickerPosition | undefined) => {
if (!pos) return
setPickerState({
isOpen: true,
pos,
})
},
[],
)
const onClosePicker = React.useCallback(() => {
setPickerState(prev => ({
...prev,
isOpen: false,
}))
}, [])
FocusGuards.useFocusGuards()
return (
<FocusScope.FocusScope loop trapped asChild>
<DismissableLayer.DismissableLayer
role="dialog"
aria-modal
style={flatten([
{position: 'fixed'},
a.inset_0,
{backgroundColor: '#000c'},
a.flex,
a.flex_col,
a.align_center,
!reduceMotionEnabled && a.fade_in,
])}
onFocusOutside={evt => evt.preventDefault()}
onInteractOutside={evt => evt.preventDefault()}
onDismiss={() => {
// TEMP: remove when all modals are ALF'd -sfn
if (!isModalActive) {
ref.current?.onPressCancel()
}
}}>
<View
style={[
styles.container,
!gtMobile && styles.containerMobile,
t.atoms.bg,
t.atoms.border_contrast_medium,
!reduceMotionEnabled && [
a.zoom_fade_in,
{animationDelay: 0.1},
{animationFillMode: 'backwards'},
],
]}>
<ComposePost
cancelRef={ref}
replyTo={state.replyTo}
quote={state.quote}
onPost={state.onPost}
onPostSuccess={state.onPostSuccess}
mention={state.mention}
openEmojiPicker={onOpenPicker}
text={state.text}
imageUris={state.imageUris}
/>
</View>
<EmojiPicker state={pickerState} close={onClosePicker} />
</DismissableLayer.DismissableLayer>
</FocusScope.FocusScope>
)
}
const styles = StyleSheet.create({
container: {
marginTop: 50,
maxWidth: 600,
width: '100%',
paddingVertical: 0,
borderRadius: 8,
marginBottom: 0,
borderWidth: 1,
// @ts-expect-error web only
maxHeight: 'calc(100% - (40px * 2))',
overflow: 'hidden',
},
containerMobile: {
borderRadius: 0,
marginBottom: BOTTOM_BAR_HEIGHT,
// @ts-expect-error web only
maxHeight: `calc(100% - ${BOTTOM_BAR_HEIGHT}px)`,
},
})
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