Eric Bailey
78 lines
1.6 KiB
TypeScript
78 lines
1.6 KiB
TypeScript
import {
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type LayoutChangeEvent,
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type StyleProp,
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View,
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type ViewStyle,
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} from 'react-native'
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import Animated, {
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Easing,
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FadeInUp,
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FadeOutUp,
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useAnimatedStyle,
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useSharedValue,
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withTiming,
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} from 'react-native-reanimated'
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import {IS_IOS, IS_WEB} from '#/env'
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type AccordionAnimationProps = React.PropsWithChildren<{
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isExpanded: boolean
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duration?: number
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style?: StyleProp<ViewStyle>
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}>
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function WebAccordion({
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isExpanded,
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duration = 300,
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style,
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children,
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}: AccordionAnimationProps) {
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const heightValue = useSharedValue(0)
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const animatedStyle = useAnimatedStyle(() => {
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const targetHeight = isExpanded ? heightValue.get() : 0
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return {
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height: withTiming(targetHeight, {
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duration,
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easing: Easing.out(Easing.cubic),
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}),
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overflow: 'hidden',
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}
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})
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const onLayout = (e: LayoutChangeEvent) => {
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if (heightValue.get() === 0) {
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heightValue.set(e.nativeEvent.layout.height)
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}
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}
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return (
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<Animated.View style={[animatedStyle, style]}>
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<View onLayout={onLayout}>{children}</View>
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</Animated.View>
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)
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}
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function MobileAccordion({
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isExpanded,
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duration = 200,
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style,
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children,
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}: AccordionAnimationProps) {
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if (!isExpanded) return null
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return (
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<Animated.View
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style={style}
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entering={FadeInUp.duration(duration)}
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exiting={FadeOutUp.duration(duration / 2)}
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pointerEvents={IS_IOS ? 'auto' : 'box-none'}>
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{children}
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</Animated.View>
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)
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}
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export function AccordionAnimation(props: AccordionAnimationProps) {
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return IS_WEB ? <WebAccordion {...props} /> : <MobileAccordion {...props} />
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}
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