99 lines
3.0 KiB
TypeScript
99 lines
3.0 KiB
TypeScript
import React from 'react';
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import { Animated, Easing, TouchableWithoutFeedback } from 'react-native';
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import { EdgeInsets, withSafeAreaInsets } from 'react-native-safe-area-context';
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import styles from '../styles';
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import { themes } from '../../../lib/constants';
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import { withTheme } from '../../../theme';
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import { headerHeight } from '../../../containers/Header';
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import * as List from '../../../containers/List';
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import { Filter } from '../filters';
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import DropdownItemFilter from './DropdownItemFilter';
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import DropdownItemHeader from './DropdownItemHeader';
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const ANIMATION_DURATION = 200;
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interface IDropdownProps {
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isMasterDetail?: boolean;
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theme?: string;
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insets?: EdgeInsets;
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currentFilter: Filter;
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onClose: () => void;
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onFilterSelected: (value: Filter) => void;
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}
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class Dropdown extends React.Component<IDropdownProps> {
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private animatedValue: Animated.Value;
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constructor(props: IDropdownProps) {
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super(props);
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this.animatedValue = new Animated.Value(0);
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}
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componentDidMount() {
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Animated.timing(this.animatedValue, {
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toValue: 1,
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duration: ANIMATION_DURATION,
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easing: Easing.inOut(Easing.quad),
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useNativeDriver: true
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}).start();
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}
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close = () => {
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const { onClose } = this.props;
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Animated.timing(this.animatedValue, {
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toValue: 0,
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duration: ANIMATION_DURATION,
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easing: Easing.inOut(Easing.quad),
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useNativeDriver: true
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}).start(() => onClose());
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};
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render() {
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const { isMasterDetail, insets, theme, currentFilter, onFilterSelected } = this.props;
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const statusBarHeight = insets?.top ?? 0;
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const heightDestination = isMasterDetail ? headerHeight + statusBarHeight : 0;
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const translateY = this.animatedValue.interpolate({
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inputRange: [0, 1],
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outputRange: [-300, heightDestination] // approximated height of the component when closed/open
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});
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const backdropOpacity = this.animatedValue.interpolate({
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inputRange: [0, 1],
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outputRange: [0, themes[theme!].backdropOpacity]
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});
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return (
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<>
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<TouchableWithoutFeedback onPress={this.close}>
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<Animated.View
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style={[
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styles.backdrop,
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{
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backgroundColor: themes[theme!].backdropColor,
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opacity: backdropOpacity,
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top: heightDestination
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}
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]}
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/>
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</TouchableWithoutFeedback>
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<Animated.View
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style={[
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styles.dropdownContainer,
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{
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transform: [{ translateY }],
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backgroundColor: themes[theme!].backgroundColor,
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borderColor: themes[theme!].separatorColor
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}
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]}>
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<DropdownItemHeader currentFilter={currentFilter} onPress={this.close} />
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<List.Separator />
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<DropdownItemFilter currentFilter={currentFilter} value={Filter.All} onPress={onFilterSelected} />
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<DropdownItemFilter currentFilter={currentFilter} value={Filter.Following} onPress={onFilterSelected} />
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<DropdownItemFilter currentFilter={currentFilter} value={Filter.Unread} onPress={onFilterSelected} />
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</Animated.View>
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</>
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);
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}
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}
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export default withTheme(withSafeAreaInsets(Dropdown));
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