1 | 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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2 |
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3 | function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
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4 |
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5 | import React, { useRef, useState, useEffect, forwardRef } from 'react';
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6 | import { getParams } from './get-params';
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7 | import { initSwiper } from './init-swiper';
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8 | import { needsScrollbar, needsNavigation, needsPagination, uniqueClasses } from './utils';
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9 | import { renderLoop, calcLoopedSlides } from './loop';
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10 | import { getChangedParams } from './get-changed-params';
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11 | import { getChildren } from './get-children';
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12 | import { updateSwiper } from './update-swiper';
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13 | import { renderVirtual, updateOnVirtualData } from './virtual';
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14 | import { useIsomorphicLayoutEffect } from './use-isomorphic-layout-effect';
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15 | var Swiper = forwardRef(function (_temp, externalElRef) {
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16 | var _ref = _temp === void 0 ? {} : _temp,
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17 | className = _ref.className,
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18 | _ref$tag = _ref.tag,
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19 | Tag = _ref$tag === void 0 ? 'div' : _ref$tag,
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20 | _ref$wrapperTag = _ref.wrapperTag,
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21 | WrapperTag = _ref$wrapperTag === void 0 ? 'div' : _ref$wrapperTag,
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22 | children = _ref.children,
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23 | onSwiper = _ref.onSwiper,
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24 | rest = _objectWithoutPropertiesLoose(_ref, ["className", "tag", "wrapperTag", "children", "onSwiper"]);
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25 |
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26 | var _useState = useState('swiper-container'),
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27 | containerClasses = _useState[0],
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28 | setContainerClasses = _useState[1];
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29 |
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30 | var _useState2 = useState(null),
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31 | virtualData = _useState2[0],
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32 | setVirtualData = _useState2[1];
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33 |
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34 | var _useState3 = useState(false),
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35 | breakpointChanged = _useState3[0],
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36 | setBreakpointChanged = _useState3[1];
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37 |
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38 | var initializedRef = useRef(false);
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39 | var swiperElRef = useRef(null);
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40 | var swiperRef = useRef(null);
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41 | var oldPassedParamsRef = useRef(null);
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42 | var oldSlides = useRef(null);
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43 | var nextElRef = useRef(null);
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44 | var prevElRef = useRef(null);
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45 | var paginationElRef = useRef(null);
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46 | var scrollbarElRef = useRef(null);
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47 |
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48 | var _getParams = getParams(rest),
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49 | swiperParams = _getParams.params,
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50 | passedParams = _getParams.passedParams,
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51 | restProps = _getParams.rest;
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52 |
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53 | var _getChildren = getChildren(children),
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54 | slides = _getChildren.slides,
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55 | slots = _getChildren.slots;
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56 |
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57 | var changedParams = getChangedParams(passedParams, oldPassedParamsRef.current, slides, oldSlides.current);
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58 | oldPassedParamsRef.current = passedParams;
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59 | oldSlides.current = slides;
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60 |
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61 | var onBeforeBreakpoint = function onBeforeBreakpoint() {
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62 | setBreakpointChanged(!breakpointChanged);
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63 | };
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64 |
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65 | Object.assign(swiperParams.on, {
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66 | _containerClasses: function _containerClasses(swiper, classes) {
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67 | setContainerClasses(classes);
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68 | },
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69 | _swiper: function _swiper(swiper) {
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70 | swiper.loopCreate = function () {};
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71 |
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72 | swiper.loopDestroy = function () {};
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73 |
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74 | if (swiperParams.loop) {
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75 | swiper.loopedSlides = calcLoopedSlides(slides, swiperParams);
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76 | }
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77 |
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78 | swiperRef.current = swiper;
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79 |
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80 | if (swiper.virtual && swiper.params.virtual.enabled) {
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81 | swiper.virtual.slides = slides;
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82 | swiper.params.virtual.cache = false;
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83 | swiper.params.virtual.renderExternal = setVirtualData;
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84 | swiper.params.virtual.renderExternalUpdate = false;
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85 | }
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86 | }
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87 | });
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88 |
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89 | if (swiperRef.current) {
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90 | swiperRef.current.on('_beforeBreakpoint', onBeforeBreakpoint);
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91 | }
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92 |
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93 | useEffect(function () {
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94 | return function () {
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95 | if (swiperRef.current) swiperRef.current.off('_beforeBreakpoint', onBeforeBreakpoint);
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96 | };
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97 | });
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98 |
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99 | useEffect(function () {
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100 | if (!initializedRef.current && swiperRef.current) {
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101 | swiperRef.current.emitSlidesClasses();
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102 | initializedRef.current = true;
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103 | }
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104 | });
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105 |
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106 | useIsomorphicLayoutEffect(function () {
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107 | if (changedParams.length && swiperRef.current && !swiperRef.current.destroyed) {
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108 | updateSwiper(swiperRef.current, slides, passedParams, changedParams);
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109 | }
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110 | });
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111 |
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112 | useIsomorphicLayoutEffect(function () {
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113 | updateOnVirtualData(swiperRef.current);
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114 | }, [virtualData]);
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115 |
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116 | useIsomorphicLayoutEffect(function () {
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117 | if (externalElRef) {
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118 | externalElRef.current = swiperElRef.current;
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119 | }
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120 |
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121 | if (!swiperElRef.current) return;
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122 | initSwiper({
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123 | el: swiperElRef.current,
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124 | nextEl: nextElRef.current,
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125 | prevEl: prevElRef.current,
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126 | paginationEl: paginationElRef.current,
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127 | scrollbarEl: scrollbarElRef.current
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128 | }, swiperParams);
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129 | if (onSwiper) onSwiper(swiperRef.current);
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130 |
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131 | return function () {
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132 | if (swiperRef.current && !swiperRef.current.destroyed) {
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133 | swiperRef.current.destroy();
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134 | }
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135 | };
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136 | }, []);
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137 |
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138 | function renderSlides() {
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139 | if (swiperParams.virtual) {
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140 | return renderVirtual(swiperRef.current, slides, virtualData);
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141 | }
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142 |
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143 | if (!swiperParams.loop || swiperRef.current && swiperRef.current.destroyed) {
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144 | return slides.map(function (child) {
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145 | return React.cloneElement(child, {
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146 | swiper: swiperRef.current
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147 | });
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148 | });
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149 | }
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150 |
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151 | return renderLoop(swiperRef.current, slides, swiperParams);
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152 | }
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153 |
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154 | return React.createElement(Tag, _extends({
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155 | ref: swiperElRef,
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156 | className: uniqueClasses("" + containerClasses + (className ? " " + className : ''))
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157 | }, restProps), slots['container-start'], needsNavigation(swiperParams) && React.createElement(React.Fragment, null, React.createElement("div", {
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158 | ref: prevElRef,
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159 | className: "swiper-button-prev"
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160 | }), React.createElement("div", {
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161 | ref: nextElRef,
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162 | className: "swiper-button-next"
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163 | })), needsScrollbar(swiperParams) && React.createElement("div", {
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164 | ref: scrollbarElRef,
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165 | className: "swiper-scrollbar"
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166 | }), needsPagination(swiperParams) && React.createElement("div", {
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167 | ref: paginationElRef,
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168 | className: "swiper-pagination"
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169 | }), React.createElement(WrapperTag, {
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170 | className: "swiper-wrapper"
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171 | }, slots['wrapper-start'], renderSlides(), slots['wrapper-end']), slots['container-end']);
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172 | });
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173 | Swiper.displayName = 'Swiper';
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174 | export { Swiper }; |
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