1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.default = void 0;
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7 |
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8 | var _react = _interopRequireWildcard(require("react"));
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9 |
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10 | var _cssClasses = _interopRequireDefault(require("../cssClasses"));
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11 |
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12 | var _dimensions = require("../dimensions");
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13 |
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14 | var _CSSTranslate = _interopRequireDefault(require("../CSSTranslate"));
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15 |
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16 | var _reactEasySwipe = _interopRequireDefault(require("react-easy-swipe"));
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17 |
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18 | var _window = _interopRequireDefault(require("../shims/window"));
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19 |
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20 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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21 |
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22 | function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }
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23 |
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24 | function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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25 |
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26 | function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
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27 |
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28 | function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
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29 |
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30 | function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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31 |
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32 | 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); } }
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33 |
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34 | function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
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35 |
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36 | function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
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37 |
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38 | function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
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39 |
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40 | function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
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41 |
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42 | function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
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43 |
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44 | function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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45 |
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46 | function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
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47 |
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48 | function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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49 |
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50 | 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; }
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51 |
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52 | var isKeyboardEvent = function isKeyboardEvent(e) {
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53 | return e.hasOwnProperty('key');
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54 | };
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55 |
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56 | var Thumbs = function (_Component) {
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57 | _inherits(Thumbs, _Component);
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58 |
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59 | var _super = _createSuper(Thumbs);
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60 |
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61 | function Thumbs(_props) {
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62 | var _this;
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63 |
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64 | _classCallCheck(this, Thumbs);
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65 |
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66 | _this = _super.call(this, _props);
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67 |
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68 | _defineProperty(_assertThisInitialized(_this), "itemsWrapperRef", void 0);
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69 |
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70 | _defineProperty(_assertThisInitialized(_this), "itemsListRef", void 0);
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71 |
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72 | _defineProperty(_assertThisInitialized(_this), "thumbsRef", void 0);
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73 |
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74 | _defineProperty(_assertThisInitialized(_this), "setItemsWrapperRef", function (node) {
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75 | _this.itemsWrapperRef = node;
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76 | });
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77 |
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78 | _defineProperty(_assertThisInitialized(_this), "setItemsListRef", function (node) {
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79 | _this.itemsListRef = node;
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80 | });
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81 |
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82 | _defineProperty(_assertThisInitialized(_this), "setThumbsRef", function (node, index) {
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83 | if (!_this.thumbsRef) {
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84 | _this.thumbsRef = [];
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85 | }
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86 |
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87 | _this.thumbsRef[index] = node;
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88 | });
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89 |
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90 | _defineProperty(_assertThisInitialized(_this), "updateSizes", function () {
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91 | if (!_this.props.children || !_this.itemsWrapperRef || !_this.thumbsRef) {
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92 | return;
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93 | }
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94 |
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95 | var total = _react.Children.count(_this.props.children);
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96 |
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97 | var wrapperSize = _this.itemsWrapperRef.clientWidth;
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98 | var itemSize = _this.props.thumbWidth ? _this.props.thumbWidth : (0, _dimensions.outerWidth)(_this.thumbsRef[0]);
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99 | var visibleItems = Math.floor(wrapperSize / itemSize);
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100 | var showArrows = visibleItems < total;
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101 | var lastPosition = showArrows ? total - visibleItems : 0;
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102 |
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103 | _this.setState(function (_state, props) {
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104 | return {
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105 | itemSize: itemSize,
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106 | visibleItems: visibleItems,
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107 | firstItem: showArrows ? _this.getFirstItem(props.selectedItem) : 0,
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108 | lastPosition: lastPosition,
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109 | showArrows: showArrows
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110 | };
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111 | });
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112 | });
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113 |
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114 | _defineProperty(_assertThisInitialized(_this), "handleClickItem", function (index, item, e) {
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115 | if (!isKeyboardEvent(e) || e.key === 'Enter') {
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116 | var handler = _this.props.onSelectItem;
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117 |
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118 | if (typeof handler === 'function') {
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119 | handler(index, item);
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120 | }
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121 | }
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122 | });
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123 |
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124 | _defineProperty(_assertThisInitialized(_this), "onSwipeStart", function () {
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125 | _this.setState({
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126 | swiping: true
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127 | });
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128 | });
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129 |
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130 | _defineProperty(_assertThisInitialized(_this), "onSwipeEnd", function () {
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131 | _this.setState({
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132 | swiping: false
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133 | });
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134 | });
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135 |
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136 | _defineProperty(_assertThisInitialized(_this), "onSwipeMove", function (delta) {
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137 | var deltaX = delta.x;
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138 |
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139 | if (!_this.state.itemSize || !_this.itemsWrapperRef || !_this.state.visibleItems) {
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140 | return false;
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141 | }
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142 |
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143 | var leftBoundary = 0;
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144 |
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145 | var childrenLength = _react.Children.count(_this.props.children);
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146 |
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147 | var currentPosition = -(_this.state.firstItem * 100) / _this.state.visibleItems;
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148 | var lastLeftItem = Math.max(childrenLength - _this.state.visibleItems, 0);
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149 | var lastLeftBoundary = -lastLeftItem * 100 / _this.state.visibleItems;
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150 |
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151 | if (currentPosition === leftBoundary && deltaX > 0) {
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152 | deltaX = 0;
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153 | }
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154 |
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155 |
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156 | if (currentPosition === lastLeftBoundary && deltaX < 0) {
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157 | deltaX = 0;
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158 | }
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159 |
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160 | var wrapperSize = _this.itemsWrapperRef.clientWidth;
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161 | var position = currentPosition + 100 / (wrapperSize / deltaX);
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162 |
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163 | if (_this.itemsListRef) {
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164 | ['WebkitTransform', 'MozTransform', 'MsTransform', 'OTransform', 'transform', 'msTransform'].forEach(function (prop) {
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165 | _this.itemsListRef.style[prop] = (0, _CSSTranslate.default)(position, '%', _this.props.axis);
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166 | });
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167 | }
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168 |
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169 | return true;
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170 | });
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171 |
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172 | _defineProperty(_assertThisInitialized(_this), "slideRight", function (positions) {
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173 | _this.moveTo(_this.state.firstItem - (typeof positions === 'number' ? positions : 1));
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174 | });
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175 |
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176 | _defineProperty(_assertThisInitialized(_this), "slideLeft", function (positions) {
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177 | _this.moveTo(_this.state.firstItem + (typeof positions === 'number' ? positions : 1));
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178 | });
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179 |
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180 | _defineProperty(_assertThisInitialized(_this), "moveTo", function (position) {
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181 |
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182 | position = position < 0 ? 0 : position;
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183 |
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184 | position = position >= _this.state.lastPosition ? _this.state.lastPosition : position;
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185 |
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186 | _this.setState({
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187 | firstItem: position
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188 | });
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189 | });
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190 |
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191 | _this.state = {
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192 | selectedItem: _props.selectedItem,
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193 | swiping: false,
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194 | showArrows: false,
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195 | firstItem: 0,
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196 | visibleItems: 0,
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197 | lastPosition: 0
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198 | };
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199 | return _this;
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200 | }
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201 |
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202 | _createClass(Thumbs, [{
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203 | key: "componentDidMount",
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204 | value: function componentDidMount() {
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205 | this.setupThumbs();
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206 | }
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207 | }, {
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208 | key: "componentDidUpdate",
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209 | value: function componentDidUpdate(prevProps) {
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210 | if (this.props.selectedItem !== this.state.selectedItem) {
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211 | this.setState({
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212 | selectedItem: this.props.selectedItem,
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213 | firstItem: this.getFirstItem(this.props.selectedItem)
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214 | });
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215 | }
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216 |
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217 | if (this.props.children === prevProps.children) {
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218 | return;
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219 | }
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220 |
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221 |
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222 |
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223 | this.updateSizes();
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224 | }
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225 | }, {
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226 | key: "componentWillUnmount",
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227 | value: function componentWillUnmount() {
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228 | this.destroyThumbs();
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229 | }
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230 | }, {
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231 | key: "setupThumbs",
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232 | value: function setupThumbs() {
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233 |
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234 |
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235 | (0, _window.default)().addEventListener('resize', this.updateSizes);
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236 |
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237 | (0, _window.default)().addEventListener('DOMContentLoaded', this.updateSizes);
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238 |
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239 |
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240 | this.updateSizes();
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241 | }
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242 | }, {
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243 | key: "destroyThumbs",
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244 | value: function destroyThumbs() {
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245 |
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246 | (0, _window.default)().removeEventListener('resize', this.updateSizes);
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247 | (0, _window.default)().removeEventListener('DOMContentLoaded', this.updateSizes);
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248 | }
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249 | }, {
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250 | key: "getFirstItem",
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251 | value: function getFirstItem(selectedItem) {
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252 | var firstItem = selectedItem;
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253 |
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254 | if (selectedItem >= this.state.lastPosition) {
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255 | firstItem = this.state.lastPosition;
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256 | }
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257 |
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258 | if (selectedItem < this.state.firstItem + this.state.visibleItems) {
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259 | firstItem = this.state.firstItem;
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260 | }
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261 |
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262 | if (selectedItem < this.state.firstItem) {
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263 | firstItem = selectedItem;
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264 | }
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265 |
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266 | return firstItem;
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267 | }
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268 | }, {
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269 | key: "renderItems",
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270 | value: function renderItems() {
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271 | var _this2 = this;
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272 |
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273 | return this.props.children.map(function (img, index) {
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274 | var itemClass = _cssClasses.default.ITEM(false, index === _this2.state.selectedItem);
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275 |
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276 | var thumbProps = {
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277 | key: index,
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278 | ref: function ref(e) {
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279 | return _this2.setThumbsRef(e, index);
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280 | },
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281 | className: itemClass,
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282 | onClick: _this2.handleClickItem.bind(_this2, index, _this2.props.children[index]),
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283 | onKeyDown: _this2.handleClickItem.bind(_this2, index, _this2.props.children[index]),
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284 | 'aria-label': "".concat(_this2.props.labels.item, " ").concat(index + 1),
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285 | style: {
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286 | width: _this2.props.thumbWidth
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287 | }
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288 | };
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289 | return _react.default.createElement("li", _extends({}, thumbProps, {
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290 | role: "button",
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291 | tabIndex: 0
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292 | }), img);
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293 | });
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294 | }
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295 | }, {
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296 | key: "render",
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297 | value: function render() {
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298 | var _this3 = this;
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299 |
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300 | if (!this.props.children) {
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301 | return null;
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302 | }
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303 |
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304 | var isSwipeable = _react.Children.count(this.props.children) > 1;
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305 |
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306 | var hasPrev = this.state.showArrows && this.state.firstItem > 0;
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307 |
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308 | var hasNext = this.state.showArrows && this.state.firstItem < this.state.lastPosition;
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309 |
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310 | var itemListStyles = {};
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311 | var currentPosition = -this.state.firstItem * (this.state.itemSize || 0);
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312 | var transformProp = (0, _CSSTranslate.default)(currentPosition, 'px', this.props.axis);
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313 | var transitionTime = this.props.transitionTime + 'ms';
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314 | itemListStyles = {
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315 | WebkitTransform: transformProp,
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316 | MozTransform: transformProp,
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317 | MsTransform: transformProp,
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318 | OTransform: transformProp,
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319 | transform: transformProp,
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320 | msTransform: transformProp,
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321 | WebkitTransitionDuration: transitionTime,
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322 | MozTransitionDuration: transitionTime,
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323 | MsTransitionDuration: transitionTime,
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324 | OTransitionDuration: transitionTime,
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325 | transitionDuration: transitionTime,
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326 | msTransitionDuration: transitionTime
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327 | };
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328 | return _react.default.createElement("div", {
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329 | className: _cssClasses.default.CAROUSEL(false)
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330 | }, _react.default.createElement("div", {
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331 | className: _cssClasses.default.WRAPPER(false),
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332 | ref: this.setItemsWrapperRef
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333 | }, _react.default.createElement("button", {
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334 | type: "button",
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335 | className: _cssClasses.default.ARROW_PREV(!hasPrev),
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336 | onClick: function onClick() {
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337 | return _this3.slideRight();
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338 | },
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339 | "aria-label": this.props.labels.leftArrow
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340 | }), isSwipeable ? _react.default.createElement(_reactEasySwipe.default, {
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341 | tagName: "ul",
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342 | className: _cssClasses.default.SLIDER(false, this.state.swiping),
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343 | onSwipeLeft: this.slideLeft,
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344 | onSwipeRight: this.slideRight,
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345 | onSwipeMove: this.onSwipeMove,
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346 | onSwipeStart: this.onSwipeStart,
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347 | onSwipeEnd: this.onSwipeEnd,
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348 | style: itemListStyles,
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349 | innerRef: this.setItemsListRef,
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350 | allowMouseEvents: this.props.emulateTouch
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351 | }, this.renderItems()) : _react.default.createElement("ul", {
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352 | className: _cssClasses.default.SLIDER(false, this.state.swiping),
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353 | ref: function ref(node) {
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354 | return _this3.setItemsListRef(node);
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355 | },
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356 | style: itemListStyles
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357 | }, this.renderItems()), _react.default.createElement("button", {
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358 | type: "button",
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359 | className: _cssClasses.default.ARROW_NEXT(!hasNext),
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360 | onClick: function onClick() {
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361 | return _this3.slideLeft();
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362 | },
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363 | "aria-label": this.props.labels.rightArrow
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364 | })));
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365 | }
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366 | }]);
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367 |
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368 | return Thumbs;
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369 | }(_react.Component);
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370 |
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371 | exports.default = Thumbs;
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372 |
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373 | _defineProperty(Thumbs, "displayName", 'Thumbs');
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374 |
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375 | _defineProperty(Thumbs, "defaultProps", {
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376 | axis: 'horizontal',
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377 | labels: {
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378 | leftArrow: 'previous slide / item',
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379 | rightArrow: 'next slide / item',
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380 | item: 'slide item'
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381 | },
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382 | selectedItem: 0,
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383 | thumbWidth: 80,
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384 | transitionTime: 350
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385 | }); |
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