wix-style-react
Version:
wix-style-react
290 lines (266 loc) • 9.79 kB
JavaScript
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
import classNames from 'classnames';
import React from 'react';
import PropTypes from 'prop-types';
import styles from './Carousel.scss';
import ChevronLeftLarge from '../new-icons/ChevronLeftLarge';
import ChevronRightLarge from '../new-icons/ChevronRightLarge';
import IconButton from '../IconButton/IconButton';
import Pagination from './Pagination';
import Loader from '../Loader';
import Proportion from '../Proportion';
// because lodash throttle is not compatible with jest timeout mocks
function throttle(callback, time) {
var pause = void 0;
return function () {
if (!pause) {
pause = true;
setTimeout(function () {
pause = false;
}, time);
callback.apply(undefined, arguments);
}
};
}
var Carousel = function (_React$Component) {
_inherits(Carousel, _React$Component);
function Carousel(props) {
_classCallCheck(this, Carousel);
var _this = _possibleConstructorReturn(this, (Carousel.__proto__ || Object.getPrototypeOf(Carousel)).call(this, props));
_this.state = {
activeIndex: 0,
loadedImageCount: 0
};
_this._slide = throttle(_this._slide.bind(_this), 2000);
return _this;
}
_createClass(Carousel, [{
key: 'componentDidMount',
value: function componentDidMount() {
if (this.props.autoplay) {
this._autoplay();
}
}
}, {
key: 'componentWillUnmount',
value: function componentWillUnmount() {
if (this.props.autoplay) {
this._haltAutoplay();
}
}
}, {
key: 'componentDidUpdate',
value: function componentDidUpdate(prevProps) {
if (prevProps.autoplay && !this.props.autoplay) {
this._haltAutoplay();
}
if (!prevProps.autoplay && this.props.autoplay) {
this._autoplay();
}
}
}, {
key: '_autoplay',
value: function _autoplay() {
var _this2 = this;
var intervalToken = setInterval(function () {
return _this2._slide(_this2._getNextIndex());
}, 4000);
this._haltAutoplay = function () {
return clearInterval(intervalToken);
};
}
}, {
key: '_stopSlideshow',
value: function _stopSlideshow() {
this.props.autoplay && this._haltAutoplay();
}
}, {
key: '_continueSlideshow',
value: function _continueSlideshow() {
this.props.autoplay && this._autoplay();
}
}, {
key: '_isLastImage',
value: function _isLastImage() {
return this.state.activeIndex === this.props.images.length - 1;
}
}, {
key: '_slide',
value: function _slide(index) {
this.setState({
activeIndex: index
});
}
}, {
key: '_prev',
value: function _prev() {
if (this.state.activeIndex === 0 && !this.props.infinite) {
return;
}
this._slide(this._getPrevIndex());
}
}, {
key: '_next',
value: function _next() {
if (this._isLastImage() && !this.props.infinite) {
return;
}
this._slide(this._getNextIndex());
}
}, {
key: '_getNextIndex',
value: function _getNextIndex() {
return this.state.activeIndex === this.props.images.length - 1 ? 0 : this.state.activeIndex + 1;
}
}, {
key: '_getPrevIndex',
value: function _getPrevIndex() {
return this.state.activeIndex === 0 ? this.props.images.length - 1 : this.state.activeIndex - 1;
}
}, {
key: '_onImageLoad',
value: function _onImageLoad() {
this.setState(function (state) {
var loadedImageCount = state.loadedImageCount + 1;
return {
loadedImageCount: loadedImageCount
};
});
}
}, {
key: '_isLoading',
value: function _isLoading() {
return this.state.loadedImageCount < this.props.images.length;
}
}, {
key: '_getActivePage',
value: function _getActivePage() {
var activeIndex = this.state.activeIndex;
var originalImageCount = this.props.images.length;
return activeIndex % originalImageCount;
}
}, {
key: 'render',
value: function render() {
var _this3 = this;
var prevButton = React.createElement(
'div',
{ className: styles.buttonContainer },
React.createElement(
IconButton,
{
dataHook: 'prev-button',
priority: 'secondary',
onClick: function onClick() {
return _this3._prev();
}
},
React.createElement(ChevronLeftLarge, null)
)
);
var nextButton = React.createElement(
'div',
{ className: styles.buttonContainer },
React.createElement(
IconButton,
{
dataHook: 'next-button',
priority: 'secondary',
onClick: function onClick() {
return _this3._next();
}
},
React.createElement(ChevronRightLarge, null)
)
);
return React.createElement(
'div',
{
className: styles.carousel,
'data-hook': this.props.dataHook,
'data-ready': !this._isLoading()
},
React.createElement(
'div',
{ className: styles.imagesAndButtonsContainer },
React.createElement(
'div',
{ className: styles.gallery },
prevButton,
React.createElement(
Proportion,
{
aspectRatio: Proportion.PREDEFINED_RATIOS.landscape,
className: styles.imagesContainerLayout
},
React.createElement(
'div',
{
'data-hook': 'images-container',
className: styles.imagesContainer,
'data-is-loading': this._isLoading(),
onMouseOver: function onMouseOver() {
return _this3._stopSlideshow();
},
onMouseOut: function onMouseOut() {
return _this3._continueSlideshow();
}
},
this.props.images.map(function (image, currentIndex) {
var _classNames;
return React.createElement(
'div',
{
key: currentIndex,
className: classNames(styles.imageContainer, (_classNames = {}, _defineProperty(_classNames, styles.active, currentIndex === _this3.state.activeIndex), _defineProperty(_classNames, styles.prev, currentIndex === _this3._getPrevIndex()), _defineProperty(_classNames, styles.next, currentIndex === _this3._getNextIndex()), _classNames))
},
React.createElement('img', {
className: styles.image,
'data-hook': 'carousel-img',
src: image.src,
onLoad: function onLoad() {
return _this3._onImageLoad();
}
})
);
})
),
this._isLoading() ? React.createElement(
'div',
{ className: styles.loader },
React.createElement(Loader, { dataHook: 'loader', size: 'small' })
) : null
),
nextButton
),
React.createElement(Pagination, {
className: styles.paginationLayout,
totalPages: this.props.images.length,
currentPage: this._getActivePage()
})
)
);
}
}]);
return Carousel;
}(React.Component);
//update images on imageUpdate
Carousel.propTypes = {
dataHook: PropTypes.string,
/** Array of strings where each string is a src of an image (in \<img src="your_src" /\>) */
images: PropTypes.array.isRequired,
/** Images loop endlessly */
infinite: PropTypes.bool,
/** Auto-playing of images */
autoplay: PropTypes.bool
};
Carousel.defaultProps = {
infinite: true,
images: []
};
Carousel.displayName = 'Carousel';
export default Carousel;