220 lines
4.9 KiB
JavaScript
220 lines
4.9 KiB
JavaScript
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import React from 'react';
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import PropTypes from 'prop-types';
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import { Animated } from 'react-native';
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import { PanGestureHandler, State } from 'react-native-gesture-handler';
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import Touch from '../../utils/touch';
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import {
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ACTION_WIDTH,
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SMALL_SWIPE,
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LONG_SWIPE
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} from './styles';
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import { themes } from '../../constants/colors';
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import { LeftActions, RightActions } from './Actions';
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class Touchable extends React.Component {
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static propTypes = {
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type: PropTypes.string.isRequired,
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onPress: PropTypes.func,
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testID: PropTypes.string,
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width: PropTypes.number,
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favorite: PropTypes.bool,
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isRead: PropTypes.bool,
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rid: PropTypes.string,
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toggleFav: PropTypes.func,
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toggleRead: PropTypes.func,
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hideChannel: PropTypes.func,
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children: PropTypes.element,
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theme: PropTypes.string
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}
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constructor(props) {
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super(props);
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this.dragX = new Animated.Value(0);
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this.rowOffSet = new Animated.Value(0);
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this.transX = Animated.add(
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this.rowOffSet,
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this.dragX
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);
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this.state = {
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rowState: 0 // 0: closed, 1: right opened, -1: left opened
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};
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this._onGestureEvent = Animated.event(
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[{ nativeEvent: { translationX: this.dragX } }]
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);
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this._value = 0;
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}
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_onHandlerStateChange = ({ nativeEvent }) => {
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if (nativeEvent.oldState === State.ACTIVE) {
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this._handleRelease(nativeEvent);
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}
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}
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_handleRelease = (nativeEvent) => {
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const { translationX } = nativeEvent;
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const { rowState } = this.state;
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this._value = this._value + translationX;
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let toValue = 0;
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if (rowState === 0) { // if no option is opened
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if (translationX > 0 && translationX < LONG_SWIPE) {
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toValue = ACTION_WIDTH; // open left option if he swipe right but not enough to trigger action
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this.setState({ rowState: -1 });
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} else if (translationX >= LONG_SWIPE) {
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toValue = 0;
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this.toggleRead();
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} else if (translationX < 0 && translationX > -LONG_SWIPE) {
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toValue = -2 * ACTION_WIDTH; // open right option if he swipe left
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this.setState({ rowState: 1 });
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} else if (translationX <= -LONG_SWIPE) {
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toValue = 0;
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this.setState({ rowState: 0 });
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this.hideChannel();
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} else {
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toValue = 0;
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}
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}
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if (rowState === -1) { // if left option is opened
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if (this._value < SMALL_SWIPE) {
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toValue = 0;
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this.setState({ rowState: 0 });
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} else if (this._value > LONG_SWIPE) {
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toValue = 0;
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this.setState({ rowState: 0 });
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this.toggleRead();
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} else {
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toValue = ACTION_WIDTH;
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}
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}
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if (rowState === 1) { // if right option is opened
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if (this._value > -2 * SMALL_SWIPE) {
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toValue = 0;
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this.setState({ rowState: 0 });
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} else if (this._value < -LONG_SWIPE) {
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toValue = 0;
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this.setState({ rowState: 0 });
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this.hideChannel();
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} else {
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toValue = -2 * ACTION_WIDTH;
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}
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}
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this._animateRow(toValue);
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}
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_animateRow = (toValue) => {
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this.rowOffSet.setValue(this._value);
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this._value = toValue;
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this.dragX.setValue(0);
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Animated.spring(this.rowOffSet, {
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toValue,
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bounciness: 0,
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useNativeDriver: true
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}).start();
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}
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close = () => {
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this.setState({ rowState: 0 });
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this._animateRow(0);
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}
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toggleFav = () => {
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const { toggleFav, rid, favorite } = this.props;
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if (toggleFav) {
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toggleFav(rid, favorite);
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}
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this.close();
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};
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toggleRead = () => {
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const { toggleRead, rid, isRead } = this.props;
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if (toggleRead) {
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toggleRead(rid, isRead);
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}
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};
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hideChannel = () => {
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const { hideChannel, rid, type } = this.props;
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if (hideChannel) {
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hideChannel(rid, type);
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}
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};
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onToggleReadPress = () => {
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this.toggleRead();
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this.close();
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};
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onHidePress = () => {
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this.hideChannel();
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this.close();
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};
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onPress = () => {
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const { rowState } = this.state;
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if (rowState !== 0) {
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this.close();
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return;
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}
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const { onPress } = this.props;
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if (onPress) {
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onPress();
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}
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};
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render() {
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const {
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testID, isRead, width, favorite, children, theme
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} = this.props;
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return (
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<PanGestureHandler
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minDeltaX={20}
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onGestureEvent={this._onGestureEvent}
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onHandlerStateChange={this._onHandlerStateChange}
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>
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<Animated.View>
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<LeftActions
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transX={this.transX}
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isRead={isRead}
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width={width}
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onToggleReadPress={this.onToggleReadPress}
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theme={theme}
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/>
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<RightActions
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transX={this.transX}
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favorite={favorite}
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width={width}
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toggleFav={this.toggleFav}
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onHidePress={this.onHidePress}
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theme={theme}
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/>
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<Animated.View
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style={{
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transform: [{ translateX: this.transX }]
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}}
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>
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<Touch
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onPress={this.onPress}
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theme={theme}
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testID={testID}
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style={{
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backgroundColor: themes[theme].backgroundColor
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}}
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>
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{children}
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</Touch>
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</Animated.View>
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</Animated.View>
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</PanGestureHandler>
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);
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}
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}
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export default Touchable;
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