import React from 'react';
import PropTypes from 'prop-types';
import { Animated } from 'react-native';
import {
LongPressGestureHandler, PanGestureHandler, State
} from 'react-native-gesture-handler';
import Touch from '../../utils/touch';
ACTION_WIDTH,
SMALL_SWIPE,
LONG_SWIPE
} from './styles';
import { isRTL } from '../../i18n';
import { themes } from '../../constants/colors';
import { LeftActions, RightActions } from './Actions';
class Touchable extends React.Component {
static propTypes = {
type: PropTypes.string.isRequired,
onPress: PropTypes.func,
onLongPress: PropTypes.func,
testID: PropTypes.string,
width: PropTypes.number,
favorite: PropTypes.bool,
isRead: PropTypes.bool,
rid: PropTypes.string,
toggleFav: PropTypes.func,
toggleRead: PropTypes.func,
hideChannel: PropTypes.func,
children: PropTypes.element,
theme: PropTypes.string,
isFocused: PropTypes.bool,
swipeEnabled: PropTypes.bool
}
constructor(props) {
super(props);
this.dragX = new Animated.Value(0);
this.rowOffSet = new Animated.Value(0);
this.reverse = new Animated.Value(isRTL() ? -1 : 1);
this.transX = Animated.add(
this.rowOffSet,
this.dragX
);
this.transXReverse = Animated.multiply(
this.transX,
this.reverse
this.state = {
rowState: 0 // 0: closed, 1: right opened, -1: left opened
};
this._onGestureEvent = Animated.event(
[{ nativeEvent: { translationX: this.dragX } }], { useNativeDriver: true }
this._value = 0;
_onHandlerStateChange = ({ nativeEvent }) => {
if (nativeEvent.oldState === State.ACTIVE) {
this._handleRelease(nativeEvent);
onLongPressHandlerStateChange = ({ nativeEvent }) => {
if (nativeEvent.state === State.ACTIVE) {
this.onLongPress();
_handleRelease = (nativeEvent) => {
const { translationX } = nativeEvent;
const { rowState } = this.state;
this._value += translationX;
let toValue = 0;
if (rowState === 0) { // if no option is opened
if (translationX > 0 && translationX < LONG_SWIPE) {
// open leading option if he swipe right but not enough to trigger action
if (isRTL()) {
toValue = 2 * ACTION_WIDTH;
} else {
toValue = ACTION_WIDTH;
this.setState({ rowState: -1 });
} else if (translationX >= LONG_SWIPE) {
toValue = 0;
this.hideChannel();
this.toggleRead();
} else if (translationX < 0 && translationX > -LONG_SWIPE) {
// open trailing option if he swipe left
toValue = -ACTION_WIDTH;
toValue = -2 * ACTION_WIDTH;
this.setState({ rowState: 1 });
} else if (translationX <= -LONG_SWIPE) {
this.setState({ rowState: 0 });
if (rowState === -1) { // if left option is opened
if (this._value < SMALL_SWIPE) {
} else if (this._value > LONG_SWIPE) {
} else if (isRTL()) {
if (rowState === 1) { // if right option is opened
if (this._value > -2 * SMALL_SWIPE) {
} else if (this._value < -LONG_SWIPE) {
this._animateRow(toValue);
_animateRow = (toValue) => {
this.rowOffSet.setValue(this._value);
this._value = toValue;
this.dragX.setValue(0);
Animated.spring(this.rowOffSet, {
toValue,
bounciness: 0,
useNativeDriver: true
}).start();
close = () => {
this._animateRow(0);
toggleFav = () => {
const { toggleFav, rid, favorite } = this.props;
if (toggleFav) {
toggleFav(rid, favorite);
this.close();
toggleRead = () => {
const { toggleRead, rid, isRead } = this.props;
if (toggleRead) {
toggleRead(rid, isRead);
hideChannel = () => {
const { hideChannel, rid, type } = this.props;
if (hideChannel) {
hideChannel(rid, type);
onToggleReadPress = () => {
onHidePress = () => {
onPress = () => {
if (rowState !== 0) {
return;
const { onPress } = this.props;
if (onPress) {
onPress();
onLongPress = () => {
const { onLongPress } = this.props;
if (onLongPress) {
onLongPress();
render() {
const {
testID, isRead, width, favorite, children, theme, isFocused, swipeEnabled
} = this.props;
return (
<LongPressGestureHandler onHandlerStateChange={this.onLongPressHandlerStateChange}>
<Animated.View>
<PanGestureHandler
minDeltaX={20}
onGestureEvent={this._onGestureEvent}
onHandlerStateChange={this._onHandlerStateChange}
enabled={swipeEnabled}
>
<LeftActions
transX={this.transXReverse}
isRead={isRead}
width={width}
onToggleReadPress={this.onToggleReadPress}
theme={theme}
/>
<RightActions
favorite={favorite}
toggleFav={this.toggleFav}
onHidePress={this.onHidePress}
<Animated.View
style={{
transform: [{ translateX: this.transX }]
}}
<Touch
onPress={this.onPress}
testID={testID}
backgroundColor: isFocused ? themes[theme].chatComponentBackground : themes[theme].backgroundColor
{children}
</Touch>
</Animated.View>
</PanGestureHandler>
</LongPressGestureHandler>
export default Touchable;