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Direction #132

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Direction #132

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6d30db9
enable configurable container styles via style prop
finnfiddle Jun 20, 2018
1170743
direction
finnfiddle Jun 20, 2018
d1c866e
removed console log
finnfiddle Jun 20, 2018
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41 changes: 31 additions & 10 deletions SwipeCards.js
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,9 @@ const styles = StyleSheet.create({
//Components could be unloaded and loaded and we will loose the users currentIndex, we can persist it here.
let currentIndex = {};
let guid = 0;
const DIRECTION_LEFT = 'left';
const DIRECTION_RIGHT = 'right';
const DIRECTION_BOTH = 'both';

export default class SwipeCards extends Component {

Expand Down Expand Up @@ -104,7 +107,12 @@ export default class SwipeCards extends Component {
renderCard: PropTypes.func,
cardRemoved: PropTypes.func,
dragY: PropTypes.bool,
smoothTransition: PropTypes.bool
smoothTransition: PropTypes.bool,
direction: PropTypes.oneOf([
DIRECTION_LEFT,
DIRECTION_RIGHT,
DIRECTION_BOTH,
])
};

static defaultProps = {
Expand Down Expand Up @@ -134,7 +142,8 @@ export default class SwipeCards extends Component {
renderCard: (card) => null,
style: styles.container,
dragY: true,
smoothTransition: false
smoothTransition: false,
direction: DIRECTION_BOTH,
};

constructor(props) {
Expand Down Expand Up @@ -222,14 +231,14 @@ export default class SwipeCards extends Component {
this.props.cardRemoved(currentIndex[this.guid]);

if (this.props.smoothTransition) {
this._advanceState();
this._advanceState(velocity);
} else {
this.cardAnimation = Animated.decay(this.state.pan, {
velocity: { x: velocity, y: vy },
deceleration: 0.98
});
this.cardAnimation.start(status => {
if (status.finished) this._advanceState();
if (status.finished) this._advanceState(velocity);
else this._resetState();

this.cardAnimation = null;
Expand All @@ -248,7 +257,7 @@ export default class SwipeCards extends Component {
this.cardAnimation = Animated.timing(this.state.pan, {
toValue: { x: -500, y: 0 },
}).start(status => {
if (status.finished) this._advanceState();
if (status.finished) this._advanceState(-1);
else this._resetState();

this.cardAnimation = null;
Expand All @@ -261,7 +270,7 @@ export default class SwipeCards extends Component {
this.cardAnimation = Animated.timing(this.state.pan, {
toValue: { x: 0, y: 500 },
}).start(status => {
if (status.finished) this._advanceState();
if (status.finished) this._advanceState(1);
else this._resetState();

this.cardAnimation = null;
Expand All @@ -274,7 +283,7 @@ export default class SwipeCards extends Component {
this.cardAnimation = Animated.timing(this.state.pan, {
toValue: { x: 500, y: 0 },
}).start(status => {
if (status.finished) this._advanceState();
if (status.finished) this._advanceState(1);
else this._resetState();

this.cardAnimation = null;
Expand Down Expand Up @@ -306,7 +315,12 @@ export default class SwipeCards extends Component {
currentIndex[this.guid]--;

if (currentIndex[this.guid] < 0) {
currentIndex[this.guid] = 0;
if(this.props.loop) {
this.props.onLoop();
currentIndex[this.guid] = this.state.cards.length - 1;
} else {
currentIndex[this.guid] = 0;
}
}

this.setState({
Expand Down Expand Up @@ -354,10 +368,17 @@ export default class SwipeCards extends Component {
this._animateEntrance();
}

_advanceState() {
_advanceState(direction) {
this.state.pan.setValue({ x: 0, y: 0 });
this.state.enter.setValue(0);
this._animateEntrance();
if (
this.props.direction === DIRECTION_LEFT && direction < 1 ||
this.props.direction === DIRECTION_RIGHT && direction > 1
) {
this._goToPrevCard();
return;
}
this._goToNextCard();
}

Expand Down Expand Up @@ -537,7 +558,7 @@ export default class SwipeCards extends Component {

render() {
return (
<View style={styles.container}>
<View style={this.props.style}>
{this.props.stack ? this.renderStack() : this.renderCard()}
{this.renderNope()}
{this.renderMaybe()}
Expand Down